Android Engineer

Join our innovative team at StemXpert1 as an Android Engineer, where you will be at the forefront of mobile application development. You will collaborate with cross-functional teams to design, implement, and maintain high-quality Android applications that deliver exceptional user experiences.

At Sift, we are revolutionizing the way cutting-edge machines are constructed, tested, and managed. Our innovative platform provides engineers with real-time visibility into high-frequency telemetry, effectively removing bottlenecks and facilitating quicker, more dependable development.Sift originated from our experience at SpaceX, contributing to projects like Dragon, Falcon, Starlink, and Starship, where the demands of scaling telemetry, debugging flight systems, and ensuring mission reliability necessitated a new kind of infrastructure. Founded by a talented team from SpaceX, Google, and Palantir, Sift is tailored for mission-critical systems where precision and scalability are imperative.As one of the pioneering engineers at Sift, your role will extend beyond just coding—you will play a crucial part in defining the architecture, shaping the product, and influencing the culture of a company dedicated to addressing real engineering challenges. If you're eager to take on intricate technical obstacles and build foundational systems that support complex machines from the ground up, we would love to connect with you.

About LindyAt Lindy, we are dedicated to creating an AI assistant that caters to everyday users, not just tech enthusiasts. Our Lindy Assistant integrates seamlessly with iMessage, managing email, calendars, and meetings, and can be set up in just two minutes. We aim to bridge the gap between powerful AI technologies and the lives of real people.The RoleThis internship is not about observing; you'll actively contribute by writing and deploying real code while receiving mentorship akin to that of a junior engineer from your first day. Expect to be challenged and to learn continuously throughout your experience.You will engage with a product that users rely on daily for managing their communications and schedules. With a broad scope and a rapidly evolving codebase, you will encounter a wealth of intriguing challenges to tackle.What You'll DoWrite and deploy production-level code — your work will result in live features, not just prototypes.Engage with the full technology stack: TypeScript/React/Node for the frontend and Python for the backend.Collaborate closely with fellow engineers through code reviews, daily standups, and design brainstorming sessions.Troubleshoot actual issues in a live product environment with real users.Be inquisitive, ask questions, and learn quickly.What We're Looking ForYou are pursuing a degree in Computer Science or a related field, or you are a self-taught programmer—either path is welcomed.You have a portfolio of projects: personal endeavors, hackathon entries, open-source contributions, or similar work.You have proficiency in at least one programming language and can learn new ones with ease.Familiarity with TypeScript, React, or Python is a plus, but expertise in all three is not required.Preferred QualificationsExperience with LLM APIs (such as OpenAI, Anthropic, etc.) or working on AI model applications.Knowledge of agentic workflows or tool-use patterns.You have built or launched something that users find valuable.What You'll ReceiveCompetitive hourly compensation.

Astranis is at the forefront of satellite technology, designing and deploying advanced satellites for high orbits, significantly enhancing humanity's capabilities in the solar system. Our satellites are pivotal in providing dedicated, secure networks to an array of sophisticated clients, including major enterprises, government entities, and the US military. With five satellites successfully in orbit and a robust pipeline of launches ahead, we are addressing a substantial backlog of over $1 billion in commercial contracts.Recognized as a premier partner in satellite communications, Astranis caters to clients with rigorous demands for uptime, data security, network visibility, and tailored solutions. With over $750 million raised from esteemed investors such as Andreessen Horowitz, Blackrock, and Fidelity, our team of 450 dedicated engineers and innovators works tirelessly from our expansive 153,000 sq. ft. headquarters in Northern California.Spectrum EngineerIn your role as a Spectrum Engineer at Astranis, you will be integral to our Spectrum team, overseeing a vast portfolio of GSO orbital slots worldwide. This position will involve meticulous coordination analyses with both GSO and NGSO systems, as well as analyses pertinent to Astranis’s global network of ground stations.We seek candidates with a solid background in satellite spectrum coordination and interference analysis, or at the very least, a strong foundation in RF principles. Your enthusiasm for contributing to the management and enhancement of the world's largest collection of GSO orbital slot filings will be vital to our mission.This position is based in either the San Francisco Bay Area or Washington DC, with consideration given to other locations.

Join our innovative team at Peregrine Technologies as a Web Engineer. In this role, you will be responsible for designing, developing, and maintaining high-performance web applications that enhance the user experience and drive business success. You will collaborate with cross-functional teams to implement new features, optimize existing functionalities, and ensure the scalability and security of our web platforms.

About UsulAt Usul, we are pioneering the concept of the 'Amazon for Government'—a revolutionary platform that enables companies to effortlessly sell to government entities with just a few clicks. Our offerings span various sectors including national security technology, space initiatives, energy infrastructure, healthcare, and beyond.Our cutting-edge AI platform empowers businesses to pinpoint, pursue, and secure the government opportunities that align with their strengths, while simplifying the purchasing process for government agencies.In just one year, we have achieved over $5 million in Annual Recurring Revenue (ARR), attracting Fortune 500 government contractors, the U.S. Army, and NATO as our clients. We are now poised for an expansive growth phase, aiming to capture the entire U.S. market and extend our services to over 60 allied nations.We are assembling a small, elite team characterized by high standards and a collaborative spirit. Our focus is on continuous improvement, and we strive to create an enjoyable work environment. Our team, primarily in their 20s, brings a vibrant Silicon Valley ethos into a traditionally conservative industry.Role OverviewWe are seeking a dynamic Capture Engineer who possesses a deep understanding of government contracting. Your mission will be to transform the capture processes used by government contractors, making winning business opportunities more accessible.Key Responsibilities:Enhance Customer Success Through Expertise: Your insights will guide Fortune 500 defense firms in revamping their capture strategies. Your relatable experiences will resonate with clients, as you understand the challenges of navigating outdated systems and lost opportunities.Drive Product Adoption in a Conservative Industry: Spearhead onboarding initiatives, pilot programs, and enterprise rollouts with our deployment teams. Your role will be pivotal in helping clients envision innovative solutions beyond traditional methods.Act as the Voice of the User: Your firsthand experience will bridge the gap between our product and the complexities of government contracting. Your insights will influence customer deployments, product roadmaps, and engineering priorities.

Role Overview Cloudflare, Inc. is hiring an Associate Solutions Engineer for a hybrid role. This position supports clients by helping them solve challenges related to internet security and performance. The work involves collaborating closely with customers, understanding their technical requirements, and recommending solutions that fit their needs. What You Will Do Work with customers to identify their goals and technical challenges Present and explain Cloudflare’s technologies as solutions to client needs Support the delivery of secure and high-performing internet services Contribute to a team focused on improving security and performance for a wide range of organizations

Plaid Inc. develops tools that enable developers to build financial applications, making it easier for users to connect their bank accounts and manage their finances. The platform connects to more than 12,000 financial institutions across the US, Canada, the UK, and Europe. Plaid partners with organizations such as Venmo, SoFi, major banks, and many Fortune 500 companies. Founded in 2013, Plaid is headquartered in San Francisco, with additional offices in New York, Washington D.C., London, and Amsterdam. Role overview The Sales Engineer - Credit position supports prospects and customers during the pre-sales process. This role blends technical knowledge with a strong focus on customer needs, helping clients understand and implement Plaid’s products to address business challenges. Collaboration with the Enterprise Sales team is central, as the Sales Engineer acts as the technical lead throughout sales cycles and ensures a smooth transition to post-sale teams. What you will do Serve as a technical advisor for prospects and customers evaluating Plaid’s Credit products Work with Account Executives to advance deals by answering technical questions and resolving objections Design and propose solutions tailored to client needs using Plaid’s product suite Support the transition from pre-sales to post-sale, collaborating with account teams to drive adoption of new products among existing clients What helps in this role Background in the Fintech sector or strong knowledge of financial technology trends Ability to communicate complex technical topics to both technical and non-technical stakeholders Experience working with sales teams and developing solutions that meet client requirements Comfort engaging with a wide range of clients, including large enterprises and financial institutions Location This role is based in San Francisco.

Cardless creates credit card and loyalty platforms for consumer brands, powering programs for companies such as Coinbase, Bilt, Qatar Airways, and Alibaba. With active products in the market and a growing base of cardholders, the company is expanding rapidly. Role overview The IT Operations Engineer manages the internal technology that supports Cardless day to day. This position plays a key part in shaping systems and workflows to help the team work efficiently, especially as the company scales. What you will do Oversee and improve internal IT operations Set up and maintain systems for onboarding and offboarding employees Build the foundation for scalable, reliable IT processes as Cardless grows Location San Francisco, California

Latent is looking for a Software Engineer to join the team in San Francisco. This position centers on developing software that enhances user experience while supporting business objectives. Collaboration between engineers and designers is a core part of the process, with a shared goal of building applications that are both functional and visually refined. Responsibilities Partner with engineers and designers to design and implement new software features Take part in projects from initial planning through launch Contribute to applications that meet strong standards for quality and usability Role impact Software Engineers at Latent help shape products from concept to release. The work has a direct influence on user satisfaction and the company’s business outcomes.

Oura Health is seeking a Firmware Engineer to help shape the next generation of wearable technology. This hybrid role is based in either San Diego or San Francisco, California, and centers on designing and improving firmware that powers Oura’s products. Role overview As a Firmware Engineer, you will join a collaborative team focused on building and refining firmware solutions for wearable devices. The work directly impacts the user experience and overall functionality of Oura’s health-focused products. What you will do Design and implement firmware for wearable devices Optimize system performance and reliability Work closely with teammates to solve technical challenges Who will thrive This role suits someone who enjoys solving technical problems and wants to contribute to technology that supports healthier lifestyles. Curiosity and a drive to improve user experience are important for success in this position.

Company Overview:At Specter, we are pioneering a groundbreaking software-defined control plane tailored for the physical world. Our mission begins with safeguarding American enterprises by providing them with unparalleled insight into their physical assets.We are developing an interconnected hardware-software ecosystem built on advanced multi-modal wireless mesh sensing technology, significantly reducing the cost and time required to deploy sensors by a factor of 10. Our platform aims to serve as the perception engine for a company’s physical presence, facilitating real-time visibility of perimeters and enabling autonomous operations management.Founded by passionate innovators, Xerxes and Philip, who bring experience from leading organizations like Anduril, Tesla, Uber, and the U.S. Special Forces, we are a rapidly expanding team committed to empowering our partners in the evolving landscape of physical AI and robotics.

Role OverviewJoin OpenEvidence as a Fullstack Software Engineer, where you will take ideas from concept to execution, driven by the desire to create impactful solutions that will be utilized and appreciated by millions of discerning users globally.We seek exceptional builders who thrive beyond traditional boundaries. Our engineers engage across diverse products and projects, taking full ownership of their work to maximize impact.About OpenEvidenceOpenEvidence is the leading medical AI platform, recognized globally. In just over a year, we’ve achieved over 40% adoption among US clinicians, driven by product excellence and word-of-mouth referrals. With a valuation of $12 billion and a 30-member engineering team composed of talent from MIT, Harvard, and Stanford, we believe that transformative products stem from a small, dedicated group of autonomous builders who are empowered to take ownership and act swiftly. As we expand our team, we are poised to establish the standard platform for medical AI.If you are a top-tier engineer or scientist eager to shape the forefront of technology and deliver tangible outcomes that can positively influence hundreds of millions of lives, we want to connect with you.Our CultureWe believe in engaging at a world-class level. The journey from 0 to 1 and from 1 to 1000 is akin to a professional sport, where unwavering excellence is our benchmark. We understand that pioneering technologies require complete ownership. Significant achievements occur when individuals commit to making them happen.Who You AreIf your goal is simply to complete tasks from 9 to 5, this position is not for you. If you prefer academic writing, this role isn’t for you either. However, if you are ready to dive in, embrace challenges, and create something from scratch that has a direct impact on countless lives and drives substantial revenue, then you may be the right fit.The ideal candidate is a talented builder—intelligent, ambitious, resourceful, self-directed, meticulous, driven, and humble. Sound rare? It is, which is why we have only found 30 like-minded individuals, and we're eager to discover more.Work EnvironmentAll full-time engineering roles require in-person attendance five days a week in San Francisco or Miami.

About the Role:Join LaunchDarkly’s AI Configs team as a Backend Engineer, where you will develop essential systems that enhance customer interactions through our web application and manage distributed systems for large-scale AI evaluations. These systems empower our clients to effectively control, monitor, and refine their GenAI capabilities. Your primary programming languages will be Go and Python, and you'll also engage with technologies such as AWS, CockroachDB, and Datadog.The AI Configs team is dedicated to overseeing the entire software development lifecycle for GenAI functionalities from configuration to benchmarking and observation. This is an exciting time for our team as we expand rapidly, and we are eager for you to contribute to writing our next chapter.

About GridwareGridware is an innovative technology firm headquartered in San Francisco, committed to safeguarding and enhancing the reliability of the electrical grid. We have pioneered a revolutionary approach to grid management known as Active Grid Response (AGR), which meticulously monitors the electrical, physical, and environmental factors influencing grid safety and reliability. Our state-of-the-art AGR platform leverages high-precision sensors to identify potential issues at an early stage, facilitating proactive maintenance and fault resolution. This holistic strategy is designed to bolster safety, minimize outages, and ensure optimal grid performance. We are proud to be supported by prominent climate-tech and Silicon Valley investors. To learn more, visit www.Gridware.io.About the RoleWe are seeking a skilled Senior Hardware Reliability Engineer to lead reliability testing, analysis, and lifetime modeling of various outdoor electronic assemblies. This pivotal role will concentrate on the electronic components of our products, collaborating closely with our mechanical-focused Reliability Engineer and engaging with the broader hardware and cross-functional teams.

At Thinking Machines Lab, our vision is to enhance human potential by advancing collaborative general intelligence. We are dedicated to creating an inclusive future where everyone can harness AI's capabilities tailored to their unique aspirations.Our team comprises scientists, engineers, and innovators behind some of the most impactful AI solutions, including ChatGPT and Character.ai, as well as open-source projects like PyTorch and Segment Anything.About the RoleWe are seeking a talented Software Engineer to architect, develop, and maintain the GPU supercomputing infrastructure essential for large-scale AI training and inference. Your contributions will ensure high-performance, reliable, and cost-effective computing resources, enabling our users and researchers to achieve rapid advancements at scale.This is an "evergreen role," open for ongoing interest. We receive numerous applications, and while an immediate fit may not always be available, we encourage you to apply. We actively review applications and reach out when new opportunities arise. Reapplications are welcome after six months, and we also post specific roles for unique projects or teams.What You’ll DoAutomate and manage large GPU clusters, handling provisioning, imaging, and capacity strategy.Develop software that simplifies cluster management, providing a cohesive interface for training and inference tasks.Enhance scheduling and orchestration frameworks (Kubernetes, Slurm, or similar) for optimized resource allocation, preemption, and multi-tenancy management.Monitor and improve operational efficiency, focusing on speed, reliability, and error recovery mechanisms.Design robust storage solutions for datasets, checkpoints, and logs, ensuring clear data retention and lineage.Collaborate with researchers to facilitate large-scale experiments, offering guidance on parallelism and performance considerations.

P-78 While candidates in the listed locations are encouraged for this role, candidates in other locations will be considered. At Databricks, we are dedicated to empowering data teams to tackle the world's most challenging problems—from realizing the next mode of transportation to advancing medical breakthroughs. We accomplish this by creating and managing the premier data and AI infrastructure platform, enabling customers to leverage deep data insights for business enhancement. Founded by engineers and with a strong customer focus, we eagerly embrace every opportunity to address technical challenges, from crafting cutting-edge UI/UX for data interaction to scaling our services and infrastructure across millions of virtual machines. And this is just the beginning. As a Senior Software Engineer on the Infrastructure teams, you will develop scalable systems that underpin the Databricks platform, positioning it as the go-to solution for executing Big Data and AI workloads. Your role will involve enhancing the Databricks infrastructure platform, encompassing multi-cloud systems and services designed to manage thousands of Kubernetes clusters at scale, storing petabytes of data, providing highly scalable and distributed API gateways, implementing a rate limiting framework, ensuring network security and encryption, and creating developer tools and infrastructure (we utilize Bazel), testing frameworks, and scalable CI/CD systems, among many other responsibilities. The impact you will have: Expand and enhance key components of the core Databricks infrastructure. Design multi-cloud systems and abstractions to enable the Databricks product to operate across existing Cloud providers. Enhance software development workflows to improve engineering and operational efficiency. Utilize our own data and AI platform to analyze build and test logs and metrics, identifying areas for enhancement. Create automated build, test, and release infrastructures. Establish and maintain engineering process standards to support our growth and success.

At HappyRobot, we are pioneering the AI-native operating system designed for the real economy. Our innovative technology bridges the gap between intelligence and actionable insights. By harnessing real-time data, specialized AI workers, and advanced orchestrating intelligence, we empower enterprises to manage intricate, mission-critical operations with true autonomy.Our AI operating system continuously compounds knowledge, optimizes processes, and evolves over time. We are initially focusing on supply chain and large-scale industrial operations, where resilience, speed, and ongoing improvement are paramount. This allows human teams to concentrate on strategic, creative, and high-value tasks.Discover more about our vision in our Manifesto. HappyRobot has successfully raised $62M to date, including our recent $44M Series B funding round in September 2025. Our esteemed investors include Y Combinator (YC), Andreessen Horowitz (a16z), and Base10—partners committed to our mission of transforming enterprise operations. We are investing this capital into building a world-class team of individuals who possess relentless drive, exceptional problem-solving skills, and a passion for pushing boundaries in a fast-paced, high-intensity environment. If this resonates with you, we invite you to join us at HappyRobot.About the RoleAs a Design Engineer at HappyRobot, you will be at the crossroads of product design and frontend engineering. You will be responsible for shaping our product's aesthetics, functionality, and overall user experience from initial concepts to polished, production-ready interfaces.You will work closely with product managers, designers, and engineers to develop the product in real-time and ensure rapid shipping.If you have a passion for creating beautiful, intuitive interfaces while also valuing performance, maintainability, and user-centric design, this role is perfect for you.What You’ll DoCraft and develop high-quality, user-facing product experiences from start to finish.Convert product ideas and UX concepts into clean, production-ready frontend code.Take ownership of UI patterns, interaction design, and visual quality throughout the product.Collaborate intensively with engineers, designers, and product managers to ensure tight feedback loops.Rapidly prototype, iterate, and ship products, balancing speed and craftsmanship.Contribute to the evolution of our design system and frontend architecture as the product grows.

Join Collate as a Frontend Software EngineerAt Collate, we are revolutionizing the life sciences sector with our innovative AI document generation platform. Our mission is to expedite the delivery of life-saving innovations to patients by automating complex paperwork. As a seamless end-to-end solution, we support every stage of drug, diagnostic, and medical device development, from initial concept to market launch.Led by our visionary CEO, Surbhi Sarna, a former General Partner at Y Combinator, and our CTO, Nate Smith, a former Visiting Partner at Y Combinator, we have assembled a team of elite professionals with experience from top-tier companies like Google and Amazon. Our small team has garnered over $30M in seed funding from esteemed investors including Redpoint and First Round Capital, positioning us for rapid growth and impact in the healthcare field.As a Frontend Software Engineer, you will play a pivotal role in shaping the user experience at Collate. Your innovative contributions will translate complex AI technology into intuitive and user-friendly tools for doctors, patients, and researchers. Your work will directly influence the product experiences that are critical for improving patient outcomes.You will be working on a predominantly frontend-focused enterprise workflow application, ensuring the interface is clear, reliable, and trustworthy. This is a unique opportunity to design the intersection where transformative technology meets real-world users.Our Cutting-Edge Tech StackWe utilize modern technologies including TypeScript, React, and Tailwind CSS for our frontend development, creating a dynamic environment for innovation and collaboration.

About HightouchAt Hightouch, we are revolutionizing the way marketing and growth teams operate through our cutting-edge AI platform. Our advanced AI agents empower marketers to seamlessly create content, strategize campaigns, and execute initiatives with unprecedented speed and effectiveness.Hightouch stands at the forefront of two pivotal technological advancements: the evolution of large language models (LLMs) and agentic AI, alongside the rapid rise of cloud data warehouses such as Snowflake and Databricks. Leveraging these trends, we've positioned ourselves as a leader in AI-driven marketing solutions, collaborating with industry giants like Domino’s, Chime, Spotify, Ramp, Whoop, Grammarly, and over 1,000 others.Our team is dedicated to making a significant impact for our clients. We tackle challenges through first-principles thinking, operate with agility and efficiency, and foster a culture of compassion and kindness among colleagues. We seek team members who are excellent communicators, possess a growth mindset, and are driven to achieve our shared goals.About The RoleAre you skilled at demystifying technical concepts? Do you aspire to collaborate closely with prominent companies to address their most pressing challenges? We are in search of an Enterprise Solutions Engineer who is passionate about educating others, problem-solving, and playing a pivotal role in expanding our client portfolio. You will join a talented team of solutions engineers who delve deep into customer issues, innovate on data utilization strategies, and strive to enhance user experiences. We are committed to serving our users and partners effectively.In this role, you will work alongside our Account Executives to eliminate technical and business-related barriers to sales, advocate for customer needs within relevant internal teams, and produce compelling technical content. You will engage with data engineers, product managers, and marketers, adeptly translating complex technical ideas for our clients. Our goal is to simplify our customers' journeys by delivering tailored solutions for their data strategy and architecture challenges.Solutions Engineers at Hightouch frequently collaborate with both technical and non-technical stakeholders to understand their needs and co-create innovative technical solutions. We welcome candidates from diverse backgrounds.