Technical Staff Member - Multimodal AI

About Hark Hark is at the forefront of artificial intelligence, dedicated to creating sophisticated, personalized solutions that are proactive and multimodal. Our technology interacts with the world through speech, text, vision, and persistent memory. We are integrating this intelligence with cutting-edge hardware to establish a universal interface for human…

Join Hark: Pioneering AI InnovationAt Hark, we are at the forefront of artificial intelligence, crafting advanced, personalized intelligent systems that proactively engage with the world through speech, text, vision, and persistent memory.We are revolutionizing the human-machine interaction landscape by integrating our sophisticated intelligence with next-gen hardware, setting the stage for a universal interface that transcends outdated chatboxes. Our mission is to develop agentic systems capable of natural interactions with both individuals and the environment.Our focus is on creating multimodal models and cutting-edge AI hardware, built from the ground up as a cohesive interface for a transformative era of intelligent systems.Role OverviewAs a valuable member of the Omni team at Hark, you will be instrumental in shaping the future of AI experiences beyond mere text. Our aim is to enable models to comprehend and create content across various modalities, including text and vision, leading to seamless, real-time multimodal intelligence that drives intuitive and immersive user experiences.Your contributions will span the entire stack—from data and modeling to training, serving, and product integration. You will play an essential role in both pretraining and post-training initiatives, collaborating closely with product teams to expand the capabilities of our models and deliver outstanding end-to-end user experiences.

About Hark Hark is at the forefront of artificial intelligence, creating cutting-edge, personalized intelligence systems that are proactive and multimodal. Our technology interacts naturally with the world through speech, text, visual input, and persistent memory. We are integrating this intelligence with next-generation hardware to establish a universal interface between humans and machines. While current AI primarily relies on outdated chat interfaces and devices, Hark is focused on pioneering the future: agentic systems capable of seamless interaction with individuals and their environments. Our mission involves developing multimodal models alongside next-gen AI hardware, designed as a cohesive interface for a new era of intelligent systems. About the Role As a vital member of Hark's Omni team, you will contribute to the development of innovative AI experiences that transcend text, enabling models to comprehend and produce content across various modalities, including audio. Our objective is to forge real-time multimodal intelligence that facilitates intuitive and immersive user experiences. Your role will entail advancing speech and audio functionalities within multimodal foundation models. You will engage in comprehensive tasks—from data and modeling to training, evaluation, and real-time deployment—pushing the frontiers of speech intelligence and enhancing human-computer interaction.

About Hark Hark is at the forefront of artificial intelligence innovation, dedicated to creating advanced, personalized intelligence that is proactive, multimodal, and able to engage with the world through speech, text, vision, and persistent memory. We are combining this intelligence with cutting-edge hardware to establish a universal interface between humans and machines. While existing AI typically operates through chat boxes and outdated devices, Hark is pioneering the future: intelligent systems that naturally interact with people and their environments. To achieve this, we are developing multimodal models and state-of-the-art AI hardware, designed from the ground up as a cohesive interface for a new era of intelligent systems. About the Role The Omni team at Hark is creating the next generation of AI experiences that extend beyond text, enabling models to comprehend and generate content across diverse modalities, including text, audio, and vision. Our mission is to develop seamless, real-time multimodal intelligence that enhances intuitive and immersive user experiences. As a member of the Omni team, you will play a critical role in advancing real-time audio, video, and multimodal models. This position encompasses full-stack development—from data and modeling to training, serving, and product integration. You will contribute to both pretraining and posttraining initiatives while collaborating closely with product teams to push the limits of model capabilities and deliver outstanding end-to-end user experiences.

About Hark Hark is at the forefront of artificial intelligence, dedicated to creating sophisticated, personalized intelligence systems. Our technology is proactive, multimodal, and designed to interact seamlessly with the world through speech, text, vision, and persistent memory. We are revolutionizing the AI landscape by integrating this intelligence with cutting-edge hardware, establishing a universal interface between humans and machines. Unlike traditional AI, which relies on outdated chat interfaces and devices, Hark is pioneering the future: agentic systems that communicate naturally with individuals and their environments. To achieve this vision, we are collaboratively developing multimodal models alongside next-generation AI hardware, engineered from inception as a cohesive interface for the new era of intelligent systems. About the Role We are seeking a Mid-Level Technical Staff Member specializing in AI training to spearhead the development of innovative training strategies that effectively connect pre-training and post-training phases. This role is crucial in shaping how our models gain advanced reasoning, planning, and tool-utilization skills at scale. You will be instrumental in the core of model capability development, determining how data, algorithms, and systems converge to unlock the next level of agent behavior. Responsibilities Design and implement mid-training strategies to enhance agent capabilities such as reasoning, planning, tool usage, and long-term decision-making. Scale synthetic data generation pipelines (e.g., coding, agent trajectories, multimodal data) and optimize data mixtures to boost downstream reinforcement learning performance. Construct and optimize distributed training pipelines for large models, ensuring efficiency, stability, and scalability across GPU clusters. Develop and refine evaluation frameworks to assess model capabilities (e.g., task success, reasoning quality, tool usage accuracy) and guide training refinements. Conduct comprehensive experimentation and ablations to clarify training dynamics, scaling behavior, and identify bottlenecks. Collaborate across functions with pre-training, post-training, and product teams to synchronize model development with practical agent applications. Lead technical innovations in areas such as long-context learning, data distillation, and training efficiency, contributing to the overall model roadmap.

About Hark Hark is a cutting-edge artificial intelligence company focused on creating advanced, personalized intelligence systems. Our technology is proactive, multimodal, and designed to engage with the world through speech, text, vision, and persistent memory. We are integrating this intelligence with next-generation hardware to establish a universal interface between humans and machines. While conventional AI relies heavily on chat interfaces and outdated devices, Hark is pioneering the future with agentic systems that communicate naturally with people and their environments. To achieve this vision, we are developing multimodal models in conjunction with innovative AI hardware, creating a comprehensive interface for a new era of intelligent systems. About the Role We are in search of a Post-Training Member of Technical Staff to spearhead the development of strategies that define how our models enhance coding, computer utilization, and agentic capabilities on a large scale. This position is at the cutting edge of a rapidly evolving field, where reinforcement learning, simulation, and large-scale model training intersect to create agents that can reason, plan, and execute tasks over extended periods. There is no established playbook; we seek researchers and engineers who can apply rigor and creativity from related domains—such as reinforcement learning, robotics, game systems, compiler tools, formal verification, or program synthesis—to advance the next generation of coding and agentic AI. Responsibilities Design and implement RL-based post-training strategies to develop robust coding agents capable of multi-step reasoning and tool use. Construct and scale simulation environments for agentic reinforcement learning, including code execution sandboxes and verifiable reward systems. Create reward modeling pipelines, including various reward signals, and refine them based on training dynamics. Enhance synthetic data generation and trajectory distillation processes to improve sample efficiency in RL training. Conduct thorough ablation studies to assess the interplay between algorithm choices, data mixtures, and reward shaping in agentic contexts. Establish evaluation frameworks based on real agent tasks to measure progress and inform development. Collaborate with mid-training, infrastructure, and product teams to translate research findings into practical model enhancements.

About Hark Hark is a pioneering artificial intelligence company dedicated to creating advanced and personalized intelligence systems. Our focus is on building proactive, multimodal AI capable of engaging with the world through speech, text, vision, and persistent memory. We are merging this intelligence with cutting-edge hardware to establish a universal interface between humans and machines. While current AI largely relies on chat boxes and outdated devices, Hark is at the forefront of developing the next generation of agentic systems that interact naturally with users and their environment. To achieve our ambitious goals, we are developing multimodal models alongside next-generation AI hardware, designed from the ground up as a single, integrated interface for a new era of intelligent systems. About the Role The Omni team at Hark is revolutionizing AI experiences beyond text, focusing on enabling models to comprehend and generate content across various modalities, including text, audio, and vision. Our mission is to create seamless, real-time multimodal intelligence that enhances intuitive and immersive user experiences. As a key member of the Omni team, you will be responsible for developing large-scale pretraining systems and foundational models. This entails working across the entire stack—from data curation and large-scale training infrastructure to model architecture and optimization. You will significantly contribute to advancing the core capabilities of our models through extensive pretraining efforts.

About TENEXTENEX is a pioneering provider of Managed Detection and Response (MDR) solutions, driven by AI and designed for scalability. We empower organizations to reinforce their cybersecurity defenses through cutting-edge threat detection, swift response capabilities, and ongoing protection. Our diverse team comprises seasoned professionals with extensive backgrounds in cybersecurity, automation, and AI technology. Supported by prominent investors, we are in a phase of rapid expansion and are looking for exceptional individuals to join us in transforming the MDR landscape.In the role of Chief of Staff - Director of Technical Program Management at TENEX, you will act as a vital catalyst for our executive and technical teams. Your mission will be to foster strategic alignment, enhance operational efficiency, and ensure the seamless execution of all technical programs, thereby driving the successful realization of our ambitious product roadmap. This position is key to scaling our engineering organization, managing cross-functional projects, and serving as an essential link between leadership and engineering teams.Culture is a cornerstone of our identity at TENEX.AI. We encourage you to explore our culture deck at culture.tenex.ai to see how we embody collaboration and community in our on-site work environment.Location: This role involves working onsite in our San Jose, CA office from Monday to Thursday, with the option to work from home on Fridays.

Company OverviewTENEX is a cutting-edge, AI-driven Managed Detection and Response (MDR) provider, dedicated to enhancing the cybersecurity frameworks of organizations through superior threat detection, swift response mechanisms, and ongoing protection strategies. Our team consists of seasoned professionals with extensive backgrounds in cybersecurity, automation, and artificial intelligence solutions. Supported by prominent investors, we are in a phase of rapid expansion and are on the lookout for exceptional talent to help us transform the MDR landscape.In your role as a Staff AI Solutions Architect at TENEX, you will serve as a pivotal technical leader responsible for the comprehensive design, implementation, and deployment of AI and machine learning solutions that underpin our core MDR offerings. Your expertise will be essential in translating intricate cybersecurity issues, threat intelligence, and product vision into robust, scalable, and production-ready AI architectures. This position acts as a crucial link between our Data Science, Product, and Engineering teams, ensuring our AI models achieve optimal impact and operational efficiency for our security analysts and clients.At TENEX, our culture is paramount—explore our culture deck at culture.tenex.ai to discover how we promote an environment of collaboration and community in our in-person work while providing the flexibility that top talent deserves.Location: This position requires onsite attendance 4 days a week at our San Jose, CA; Kansas City, MO; or Sarasota, FL locations.

About the OpportunityJoin a leading global networking organization that is revolutionizing the way businesses manage their networks. Our AI Core group is pioneering innovative platforms in Generative AI, AI Agents, RAG, Knowledge Bases, Data Mining, Anomaly Detection, and LLM fine-tuning, all of which are integral to our flagship products and the creation of new offerings. Here, innovation is not just welcomed; it's a fundamental expectation.The RoleAs an AI ML Engineer, you will serve as a pivotal technical leader and thought leader, influencing our ML strategy and developing intelligent, high-performance multi-agent systems that can perceive, learn, and react in real time.Your ResponsibilitiesDefine and guide the technical vision for ML solutions across our products and platforms.Oversee the complete software development lifecycle, from design and code reviews to deployment and operational management.Design high-performance, scalable microservices, including both synchronous and asynchronous web services.Create real-time inference pipelines for complex models utilizing Triton, TensorRT, and mixed-precision computing.Mentor fellow engineers, establish technical direction, and cultivate a robust team culture.Promote engineering excellence, system resilience, and ongoing operational enhancements.

About Hark Hark is a pioneering artificial intelligence company dedicated to creating advanced, personalized intelligence systems. Our vision is to develop proactive, multimodal AI that interacts seamlessly with the world through speech, text, vision, and persistent memory. We are innovating at the intersection of advanced intelligence and next-generation hardware, aiming to establish a universal interface that bridges the gap between humans and machines. Unlike conventional AI, which often relies on outdated chat interfaces and devices, Hark is forward-thinking, aspiring to build agentic systems that engage naturally with their environments. To achieve this, we are focused on developing state-of-the-art multimodal models in tandem with cutting-edge AI hardware, all engineered as a cohesive unit for a new era of intelligent systems. About the Role The Technical Recruiter will play a crucial role in attracting exceptional talent to address the intricate challenges of developing AI-driven hardware. This position demands a commitment to excellence and the agility to excel in a dynamic startup environment. The ideal candidate will prioritize intentional team expansion, ensuring that we not only increase our headcount but also recruit individuals who resonate with our core values of agility, exceptional hardware development, and a mission-driven approach. Responsibilities Oversee the complete recruiting lifecycle for technical positions (hardware, firmware, AI/ML, operations), including sourcing, screening, interviewing, and closing candidates. Build a strong and diverse candidate pipeline through direct sourcing, networking, and referrals. Collaborate with engineering leaders to articulate role requirements and develop strategic hiring initiatives. Utilize recruiting metrics (time-to-fill, quality of hire) to refine and enhance recruiting processes. Ensure a positive and engaging candidate experience throughout the recruitment journey. Enhance the structured technical interview process. Assist in the onboarding of new hires. Requirements Education: Bachelor's degree. Experience: 5+ years of experience in recruiting for technical roles, specifically in hardware engineering, AI/ML, and embedded systems in rapidly growing startup environments. Sourcing: Proven success in sourcing passive candidates and establishing talent pipelines for challenging engineering roles. Tools: Proficiency in recruiting platforms and ATS systems (e.g., Greenhouse, Lever, LinkedIn Recruiter) for effective pipeline management and reporting. Communication: Strong interpersonal skills, with the ability to build trusted relationships, provide strategic hiring insights, and assertively engage with hiring managers when necessary.

ABOUT LUMILENSAt Lumilens, we are revolutionizing the photonics infrastructure that will drive the next generation of AI supercomputing. Our innovations range from chip-to-chip optical interconnects to scalable photonic engines, enabling a new era of computing that is faster, cooler, and significantly more efficient.As a well-funded startup supported by Mayfield and led by industry veterans with a track record of scaling transformative technologies, we offer a unique opportunity to innovate from the ground up. Join our world-class team of engineers as we tackle some of the most challenging problems in optics, systems, and scalability. Every line of code and every design decision you contribute will shape the future of infrastructure.If you are driven by a mission, thrive in a dynamic environment, and are eager to make a significant impact, come aboard our exciting journey. We are just getting started!POSITION OVERVIEWWe are looking for a Technical Program Manager to join our rapidly expanding team. This role offers a unique chance to define the technical vision for our products, collaborate with a multidisciplinary team, and deliver meaningful outcomes from inception to execution. The ideal candidate will engage closely with contract manufacturers, suppliers, and internal cross-functional development teams to achieve product goals while fostering a culture of quality and continuous improvement.What You Will Do:Lead the execution of product development programs across the development team, focusing on optical hardware products for high-speed optical networks.Collaborate with relevant development teams to identify technical gaps and devise solutions to ensure timely execution and successful product launches.Assist the product team in managing manufacturing partners to complete essential technical design activities before product launches, including reliability, design verification testing, and compliance assessments.Facilitate collaboration with cross-functional teams including Photonics Design, Hardware Design, Packaging, Manufacturing, Quality Engineering, Product Marketing, and Supply Chain to ensure robust product development and a smooth transition to production.

Location: San Jose or Los Angeles, CA (Hybrid)At FloQast, we are on a mission to revolutionize the way accounting teams function by leveraging AI-driven workflows. Our platform, recognized and trusted by thousands of companies worldwide, serves as a robust operating system for accounting, simplifying complex financial processes into quick, dependable, and scalable systems.We are seeking a Senior Staff Software Engineer who is not just a software builder, but a platform architect who accelerates team performance and catalyzes significant innovations.This pivotal role involves making architectural choices that will shape the entire FloQast application ecosystem, significantly enhancing innovation across our product suite.

Accellor is a cutting-edge AI-native services firm designed for the post-ChatGPT landscape. With no legacy constraints, we are committed to delivering measurable business outcomes through our advanced AI, data, and engineering capabilities. Our mission is to operationalize AI at scale, unlocking sustained enterprise value.With a proven history of enabling Fortune 100 enterprises and global innovators, Accellor is recognized as a trusted partner for organizations aiming to harness the full potential of AI. Our vision is to create intelligent, connected ecosystems that yield measurable results and transform the future of enterprise.We are on the lookout for a Technical Program Manager (TPM) to spearhead strategic initiatives spanning Salesforce, customer data, and Go-To-Market systems. This pivotal role sits at the intersection of engineering, sales, and marketing, overseeing the delivery of scalable systems that enhance revenue growth, customer engagement, and operational efficiency.

Archer, an innovative aerospace company headquartered in San Jose, California, is on a mission to revolutionize air mobility with our all-electric vertical takeoff and landing aircraft. Our cutting-edge design focuses on carrying four passengers while ensuring minimal noise and maximum sustainability.At Archer, we embrace challenges and aim for excellence. We believe that a diverse workplace fosters smarter solutions, better insights, and shared success. Our commitment to creating an equitable and inclusive environment is central to our ethos, where we celebrate the unique contributions of every team member.Key Responsibilities:Drive the assembly and integration of aircraft from initial planning to final delivery.Act as the technical and programmatic liaison, coordinating efforts among engineering, manufacturing, systems, supply chain, and quality assurance teams.Establish and manage integrated program schedules, budgets, and risk registers to monitor progress and ensure milestone achievement.Supervise the integration of structural, mechanical, and avionic systems into aircraft platforms.Ensure configuration control and compatibility with certification and customer requirements.Quickly identify and resolve technical and execution risks.Effectively communicate program status, risks, and recovery plans to leadership and stakeholders.

About Zscaler Zscaler drives digital transformation for organizations worldwide, helping customers operate with agility, efficiency, resilience, and security. The company’s cloud-native Zero Trust Exchange platform uses one of the world’s largest security data lakes to protect clients from cyber threats and data breaches. Zscaler securely connects users, devices, and applications, no matter where they are. Here, results matter more than titles. Teams value transparency, encourage honest and constructive discussion, and move quickly to deliver quality outcomes. Zscaler’s culture centers on customer focus, collaboration, ownership, and accountability. The company looks for innovators who use AI to make a real impact and who thrive in an environment that uses intelligent systems to stay ahead of emerging threats. Role Overview The Staff AI Engineer, People & Culture Technology, joins Zscaler’s IT/Corporate Apps department in a hybrid role based in San Jose, California. This position reports to the Director of Enterprise Systems Programming and requires in-office presence three days per week. What You Will Do Advance the HR technology stack by combining deep Workday knowledge with AI-driven development. Use AI-assisted coding and agentic workflows to build automated solutions for People & Culture (HR) challenges. Enhance intelligent employee experiences across the HR ecosystem. Who Thrives Here Engineers who enjoy high-impact, high-accountability work and move with urgency. Those motivated by purpose and skilled at solving complex problems. People who want to help secure the future of AI-driven cybersecurity. If this describes your approach, Zscaler welcomes your expertise to help shape the next era of cybersecurity.

About EtchedEtched is at the forefront of innovation, developing the world's first AI inference system specifically designed for transformers. Our technology delivers over 10x the performance while significantly reducing cost and latency compared to traditional solutions like the B200. With our customized ASICs, we enable groundbreaking products, such as real-time video generation models and advanced reasoning agents. Supported by substantial backing from top-tier investors and a team of elite engineers, Etched is revolutionizing the infrastructure for the rapidly evolving AI industry.Job SummaryAs we expand our operations, we are seeking a Technical Recruiter to spearhead some of the most impactful and relationship-focused aspects of our recruitment efforts. This is a unique chance to influence the trajectory of a company on the verge of becoming a leader in AI technology. To preserve our competitive advantage ahead of production, we require a data-savvy and innovative recruiter. You will collaborate closely with hiring managers, engineers, and our recruitment team to identify, engage, and secure top-tier technical talent.This position is perfect for someone who excels in dynamic, high-intensity environments and relishes the challenge of sourcing talent through unconventional avenues.What You’ll DoOversee the complete recruitment cycle, from sourcing to offer acceptance, ensuring high-quality candidates are engaged and expedited decision-making is maintained.Forge strong partnerships with hiring managers, acting as an advocate for both candidate and organizational needs.Participate in AI meetups, technical conferences, and community events to proactively cultivate candidate pipelines.Source candidates in innovative ways—such as GitHub repositories, preprint authors on arXiv, contributors to Apache mailing lists, or insightful Twitter discussions.Facilitate structured interview processes, monitor candidate performance, and lead debrief sessions with hiring managers and leadership.Manage the offer and closing processes in partnership with hiring managers and the CEO.Continuously refine our recruitment systems, processes, and candidate experiences to enhance efficiency and engagement.You may be a good fit if you have5+ years of experience in recruiting technical talent within competitive markets.A profound ability to evaluate and engage with candidates across various platforms, including social media and professional networks.

Join Zscaler as a Senior Staff Technical Program Manager in our Platform Services team. In this pivotal role, you will lead cross-functional initiatives, drive strategic projects, and ensure the successful execution of our technology programs. Your expertise will be integral to enhancing our platform, fostering innovation, and delivering exceptional results.

About EtchedAt Etched, we are pioneering the development of the world’s first AI inference system specifically designed for transformers. Our technology achieves over ten times the performance, with significantly reduced costs and latency compared to traditional systems like the B200. With our custom ASICs, we empower the creation of groundbreaking products, such as real-time video generation models and highly sophisticated reasoning agents. Supported by substantial investment from top-tier venture capitalists and a team of elite engineers, Etched is at the forefront of revolutionizing the infrastructure for the fastest-growing industry in history.Job SummaryAs we expand our operations, we are seeking a passionate Technical Recruiter (Supercomputing/ML) to take charge of crucial, relationship-focused segments of our recruitment process. This is an exceptional chance to help shape the future of a company on the brink of becoming the next NVIDIA. To ensure we maintain our competitive advantage heading into production, we are looking for a data-driven and innovative recruiter. In this role, you will collaborate closely with hiring managers, engineers, and the wider recruitment team to identify, engage, and secure top-tier technical talent.This position is perfect for someone who flourishes in dynamic, high-caliber environments and relishes the challenge of discovering talent—especially through non-traditional sourcing methods.We welcome applications for both full-time positions in San Jose and remote contract roles.Key ResponsibilitiesManage the entire recruitment cycle, from sourcing candidates to extending offers, ensuring high-quality candidates and rapid, informed decision-making.Develop strong partnerships with hiring managers, advocating for both candidate and organizational needs.Proactively build candidate pipelines by attending AI meetups, technical conferences, and community events.Source candidates from unconventional platforms such as GitHub repositories, arXiv preprint authors, Apache mailing list contributors, and insightful Twitter discussions.Facilitate structured interview loops, monitor candidate performance, and lead debriefs with hiring managers and company leadership.Assist in managing offers and the closing process in collaboration with hiring managers and the CEO.Continuously refine our recruitment systems, workflows, and candidate experience.

About EtchedAt Etched, we are pioneering the development of the world’s first AI inference system specifically designed for transformers, providing over ten times higher performance while significantly reducing costs and latency compared to traditional options. Our innovative ASICs empower the creation of products that were previously unattainable with GPUs, such as real-time video generation models and advanced deep reasoning agents. Supported by substantial investments from leading venture capitalists and a team of elite engineers, Etched is transforming the infrastructure for one of the fastest-growing industries globally.Job SummaryWe are seeking an enthusiastic Technical Recruiter at the entry level, eager to learn and take the reins of their own responsibilities. In this role, you will be guided by seasoned recruiters, collaborate closely with hiring managers and leadership, and manage your own recruitment processes. This is an exciting opportunity for personal and professional growth.Key ResponsibilitiesManage your own recruitment requisitions from start to finish, including sourcing, screening, coordinating, and closing candidates.Identify and engage candidates in unconventional spaces: GitHub, arXiv preprints, niche Discord servers, mailing lists, and conference speaker lineups.Facilitate structured interview processes and lead candidate debriefs in collaboration with hiring managers.Collaborate with lead recruiters on offer strategies and candidate closings.Contribute to the development of our recruiting systems and processes, leaving your mark on our hiring practices.QualificationsYou may be a great fit if you possess the following qualifications:0–2 years of experience in recruiting, sales, sourcing, or talent coordination, or relevant self-taught experience, with a strong desire to grow in this field.Demonstrated commitment beyond formal education through involvement in clubs, personal projects, sports, volunteering, or similar pursuits.Genuine curiosity about AI, hardware, or deep technology—engineering knowledge is not required, but an interest in these areas is essential.Ability to work swiftly, resolve challenges independently, and seek assistance when necessary.A collaborative mindset with low ego and high motivation, focusing on outcomes rather than personal recognition.