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Experience Level
Senior
Qualifications
Qualifications:Proven experience in backend development with a focus on scalability and security. Strong proficiency in programming languages such as Java, Python, or Node.js. Experience working with cloud services and databases. Ability to collaborate effectively within cross-functional teams. Excellent problem-solving skills and a proactive mindset. Strong communication skills.
About the job
Company Overview
At Flow, we are redefining the essence of living, working, and connecting. Flow transcends traditional real estate; we are a dynamic brand, a cutting-edge technology platform, and a comprehensive operational ecosystem that encompasses condominiums, hotels, multifamily residences, and office spaces. Our vision is to create a new living experience that is adaptable, interconnected, and designed to foster authentic community and significant value for our residents.
Our mission revolves around the concept of oneness: prioritizing the needs and experiences of our residents while nurturing connections with their neighbors and the natural environment. By placing people at the heart of everything we do, we are cultivating vibrant, human-centered communities where life, work, creativity, and leisure harmoniously coexist.
Position Summary
As a Senior Backend Software Engineer at Flow, you will play a pivotal role in developing robust backend systems to support our expanding operations. You will collaborate with cross-functional teams to design and implement secure, scalable, and resilient services. This position requires a proactive approach to problem-solving, a keen eye for optimization, and a strong sense of ownership over your work.
We believe that collaboration enhances success. All roles at Flow require an onsite or in-office presence.
About Flow
Flow is not just a real estate company; we are an innovative brand and technology platform that is reshaping the living and working experience. Our comprehensive operations ecosystem is designed to create genuine community and real value, making Flow a desirable place to call home.
Whop is building a unified platform for payments, business launches, and networking, serving individuals and enterprises in over 144 countries. The company processes more than $3 billion in annual payouts and continues to grow rapidly, backed by major investors such as Insight, Bain Capital Ventures, A*, Peter Thiel, and Tether. The team includes experienced…
Whop builds tools for individuals and businesses to create, connect, and transact within a single online marketplace. The platform supports payment acceptance, business launches, and network engagement for users worldwide. Each year, Whop manages payouts exceeding $3 billion across 144 countries. The company is growing rapidly, with monthly growth rates near 25%. Whop is supported by major investors such as Insight, Bain Capital Ventures, Peter Thiel, and most recently Tether. The team includes over 75% former founders, many of whom have scaled their own businesses beyond $1 million in revenue. Leaders at Whop bring experience from companies like Meta and Robinhood. More information about Whop is available at whop.com.
Full-time|On-site|Seattle, WA, US; Palo Alto, CA, US; San Francisco, CA, US
Pinterest is looking for a Senior Staff Software Engineer to focus on Ads Measurement. This role involves designing and building systems that enhance the way advertisers assess and understand the performance of their campaigns. The work directly shapes the tools and insights available to advertisers on the platform. What you will do Create and implement systems that improve ads measurement capabilities Work closely with engineering, product, and analytics teams to refine measurement strategies Support efforts to provide advertisers with clear and reliable insights into the impact of their campaigns Locations Seattle, WA, US Palo Alto, CA, US San Francisco, CA, US
This is a hybrid position based in our Palo Alto office, requiring in-office attendance on Tuesdays and Thursdays.Why This Role Stands Out?Join a rapidly expanding team at Grindr, where our user base has surged by 30% in the past year! We are in search of a seasoned Backend Engineer who is enthusiastic about building, testing, and deploying robust features alongside our Product team. This is your chance to tackle intriguing challenges, engage with cutting-edge technologies, collaborate with a talented team, and make significant contributions.Key Responsibilities:Become an integral part of a backend team of over 10 engineers, focusing on vital features that cater to millions of active daily users.Lead projects and mentor fellow engineers in implementing new functionalities while closely collaborating with product and design teams.Take ownership of designing and developing Grindr’s backend services within a stable and scalable microservices architecture.Work closely with Product Managers, Designers, and fellow Engineers to refine feature design and functionality.Enhance Grindr's platform using tools such as Redis, Postgres, and Kafka on AWS services.Drive innovation through data-informed decisions regarding new technologies, architectures, and workflows.Ensure high availability of Grindr’s platform by utilizing distributed systems and infrastructure engineering, while playing a pivotal role in optimizations, cost reduction, and incident management.Guide and mentor team members through pairing sessions, code reviews, and architecture discussions.What We Value in You:A minimum of 7 years of experience as a Software Engineer with a focus on Backend Systems (Service APIs, Data Processing, Messaging Services).Proven experience in designing and implementing large-scale systems for high load and data consistency within a microservice architecture.Expertise in designing systems that leverage Cloud Services, preferably AWS.A strong passion for software and system testing.In-depth understanding of concurrency concepts and associated trade-offs.A natural curiosity for troubleshooting and comprehending systems end-to-end.
Senior Backend Software EngineerDepartment: Engineering | Location: Palo Alto HQ | Type: Full-time, On-siteAbout the RoleAt Pika, we are seeking a talented Senior Backend Software Engineer to play a pivotal role in enhancing our core infrastructure that supports our innovative products. You will be instrumental in the design and development of robust, scalable backend systems, overseeing everything from API design and service architecture to real-time messaging infrastructures and platform integrations. This is a high-stakes position where your decisions will directly influence the experiences of millions of users interacting with Pika.In this senior position, you will also elevate the team’s capabilities through architecture guidance, comprehensive code reviews, and mentoring opportunities for junior engineers.What You'll Do• Design and develop scalable backend services that drive Pika's web, mobile, and multi-platform offerings.• Manage backend logic from end-to-end, including database modeling, API design, infrastructure decisions, and ensuring production reliability.• Create and implement real-time systems, including WebSocket connections, event-driven architectures, and messaging queues for low-latency communication.• Optimize infrastructure to enhance throughput, reduce latency, and ensure reliability as Pika continues to grow.• Enhance internal tooling and automate operational processes to streamline team workflows.• Lead technical decisions by drafting RFCs, assessing trade-offs, and building consensus within the engineering team.• Mentor and guide engineers through code reviews, architectural advice, and collaborative programming sessions.• Troubleshoot, optimize, and future-proof systems to handle increased scale.What We're Looking For• A minimum of 5 years of backend engineering experience, specifically in building production services at scale.• Expertise in modern backend technologies (Node.js, Python, Go, etc.) and frameworks (Express, FastAPI, etc.).• A solid understanding of distributed systems, including event-driven architectures, message queues, and service-to-service communication.• Profound knowledge of database design and operations (SQL, NoSQL, data modeling, performance tuning).• Familiarity with APIs, cloud infrastructure (AWS, GCP), Kubernetes, and CI/CD workflows.• Experience in building real-time systems using WebSockets, long-polling, and pub/sub patterns.• Excellent debugging and observability skills; you can trace problems across services efficiently.• A proactive ownership mentality — you identify issues and implement solutions without waiting for specifications.• Strong communication skills and a collaborative mindset.Nice to Have• Experience with AI/LLM integration (model orchestration, token management, prompt routing).• Familiarity with multi-tenant SaaS platforms or multi-platform products.• Experience building internal tools or automation pipelines.• Previous experience in a startup environment, comfortable with ambiguity and rapid movement.
Full-time|On-site|San Francisco, CA; Palo Alto, CA; Seattle, WA; Los Angeles, CA
About Pinterest Pinterest connects millions of people worldwide through a platform designed to inspire creativity and spark new ideas. The company’s mission is to help everyone build a life they love, with a focus on the people who create and support its products. Pinterest values innovation, encourages employees to pursue their passions, and welcomes diverse backgrounds. Flexibility and support are central to helping team members thrive in their roles. The company integrates AI throughout its products and processes, and values candidates who are interested in collaborating with AI-driven solutions. For more on Pinterest’s approach to AI in hiring, see their philosophy here. Role Overview The Vice President of Ads Quality Engineering leads the AIML engineering division dedicated to advancing Pinterest’s ad delivery through machine learning and AI. This executive role centers on guiding a large engineering team to innovate in areas like multi-party marketplace dynamics and auction theory, directly impacting Pinterest’s monetization strategy. What You Will Do Lead and develop a large engineering team focused on ad quality and delivery. Drive innovation in machine learning and generative AI for ad optimization. Collaborate across the company to align the interests of pinners, content creators, and advertisers. Shape advanced ML solutions that set new standards in the industry and deliver measurable business results. Who We’re Looking For Proven analytical background with deep expertise in machine learning and generative AI. Experience leading large engineering organizations. Strong track record in developing solutions for multi-party marketplaces and auction-based systems. Ability to work across teams and functions to drive company-wide impact. Location This position may be based in San Francisco, CA; Palo Alto, CA; Seattle, WA; or Los Angeles, CA.
Role Overview Pylon is hiring a Backend Engineer focused on API development in Palo Alto. This role centers on designing, building, and improving APIs that support our services and applications. What You Will Do Create and maintain APIs to power new and existing features Work with teams across engineering, product, and design to ensure APIs integrate smoothly Optimize API performance and reliability as our products grow Support project goals by contributing technical expertise in backend systems
Backend Software EngineerConfluera is an innovative cybersecurity startup backed by Series B funding, dedicated to safeguarding the cyber landscape. Our mission is to fortify enterprises today to ensure a more secure tomorrow. We provide a comprehensive solution that enhances visibility across cloud environments, empowering cybersecurity leaders with real-time attack prevention capabilities.Key Responsibilities- Design and construct distributed systems capable of processing vast amounts of data.- Develop, maintain, and optimize APIs and systems for scalable product enablement.- Create advanced models and features to improve anomaly detection accuracy.- Collaborate and communicate effectively with Product, Design, and Engineering teams.- Rapidly develop and iterate on solutions while upholding high-quality standards.Required Qualifications- Proficiency in programming languages such as Java and Python.- Experience with streaming platforms like Kafka.- Familiarity with stream processing frameworks, including Spark.- Understanding of distributed systems architecture.Preferred Qualifications- Prior experience working with streaming and stream processing systems (Kafka, Spark, etc.).- Knowledge in building ETL pipelines.- Experience delivering and maintaining large-scale production systems.- Leadership experience in technical projects.Educational Background- A Bachelor's or Master's degree in Computer Science, Computer Engineering, or a related field, or equivalent professional experience.
Our VisionAt Tinder, we believe in the excitement of forging new connections. Our mission is to keep the spark of human interaction alive, empowering millions across the globe to discover meaningful relationships. With a community of tens of millions of users, hundreds of millions of downloads, over 2 billion swipes, and more than 20 million matches daily, our influence spans across 190+ countries and is continually expanding.We collaborate to tackle intricate challenges. Beneath the surface simplicity of each match lies a profound exploration of human relationships, behavioral science, AI and ML, safety online and offline, cultural diversity, and the complexities of love and connection.Internship DurationThis internship will take place from June 1 to August 28, 2026.Work EnvironmentThis is a hybrid position that requires in-office collaboration three days a week in either Los Angeles or Palo Alto, California.Role OverviewAs a Backend Engineering Intern at Tinder, you will work closely with experienced engineers, contributing innovative solutions to enhance our backend infrastructure. We are committed to refining our architectural design and adopting cutting-edge technologies to continually evolve our application and redefine how people connect globally.
Role Overview Pylon is looking for a Backend Engineer focused on integrations to help expand connections with a range of platforms. This role centers on designing and building backend systems that support seamless integrations and reliable data flows. What You Will Do Develop backend solutions that enable integrations with external services and platforms Collaborate with teams across engineering, product, and other functions to deliver integration features Contribute to the stability and scalability of backend services that support Pylon’s business Location This position is based in Palo Alto.
About the Role Pylon is looking for a Backend Engineer focused on Underwriting to help build and improve backend systems that support our underwriting operations. This position is based in Palo Alto. What You Will Do Work closely with teams across the company to design, implement, and refine backend systems for underwriting Develop solutions that prioritize scalability and efficiency Align backend architecture with Pylon’s business objectives
Full-time|$180K/yr - $440K/yr|On-site|Palo Alto, CA
xAI Inc. develops AI systems aimed at deepening understanding of the universe and supporting learning. The team operates with a focus on engineering quality, open knowledge sharing, and direct contributions. Initiative is encouraged, and leadership grows from consistent, high-quality work. Clear communication, a strong work ethic, and effective task prioritization are core values. Role overview The Backend Engineer - API will build and maintain scalable, reliable production infrastructure for xAI’s backend systems. The primary backend stack uses Rust, and experience with compiled languages such as Rust, C++, or Go is especially valued. What you will do Design and operate production infrastructure that supports xAI’s backend systems at scale Work with Rust (preferred), C++, Go, or similar compiled languages Share technical insights and collaborate closely with teammates Tackle engineering challenges proactively and take ownership of solutions Prioritize tasks and deliver results independently Requirements Experience designing and operating scalable production infrastructure Hands-on knowledge of Rust, C++, Go, or similar compiled languages Strong communication skills Proactive problem-solving and ownership mindset Ability to prioritize and work independently Location This position is based in Palo Alto, CA.
Full-time|$180K/yr - $440K/yr|On-site|Palo Alto, CA
About xAIAt xAI, we are dedicated to developing artificial intelligence systems that can profoundly comprehend the universe and support humanity's quest for knowledge. Our dynamic team is small yet highly driven, committed to engineering excellence. We seek individuals who are eager to challenge themselves and thrive on curiosity. With a flat organizational structure, every team member plays an essential role in contributing to our mission. We value initiative, consistent excellence, strong work ethic, and effective prioritization skills. Additionally, strong communication skills are paramount, as team members must share knowledge concisely and accurately with one another.About the RoleThe xAI Tooling team, also known as Starfleet, is in search of a backend engineer who will play a critical role in designing, developing, and maintaining robust and scalable backend systems. These systems will empower our researchers, engineers, and product teams to build, experiment with, and deploy cutting-edge AI models and applications more efficiently. You will take ownership of high-impact tooling projects, including internal APIs, data pipelines, orchestration layers, and tooling platforms that enhance workflows for training, inference, evaluation, and deployment. If you are passionate about creating foundational tools that accelerate the development of the world's most powerful AI systems, this role offers a unique opportunity to make a significant impact at the forefront of AI innovation.
Company OverviewAt Flow, we are redefining the essence of living, working, and connecting. Flow transcends traditional real estate; we are a dynamic brand, a cutting-edge technology platform, and a comprehensive operational ecosystem that encompasses condominiums, hotels, multifamily residences, and office spaces. Our vision is to create a new living experience that is adaptable, interconnected, and designed to foster authentic community and significant value for our residents.Our mission revolves around the concept of oneness: prioritizing the needs and experiences of our residents while nurturing connections with their neighbors and the natural environment. By placing people at the heart of everything we do, we are cultivating vibrant, human-centered communities where life, work, creativity, and leisure harmoniously coexist.Position SummaryAs a Senior Backend Software Engineer at Flow, you will play a pivotal role in developing robust backend systems to support our expanding operations. You will collaborate with cross-functional teams to design and implement secure, scalable, and resilient services. This position requires a proactive approach to problem-solving, a keen eye for optimization, and a strong sense of ownership over your work.We believe that collaboration enhances success. All roles at Flow require an onsite or in-office presence.
Join a Transformative CompanyPalantir Technologies is at the forefront of developing cutting-edge software that enables organizations to make data-driven decisions and streamline operations. Our innovative platforms empower partners to tackle significant challenges, such as developing lifesaving medications, predicting supply chain interruptions, and locating missing persons.Role OverviewAs part of Palantir's defense product division, you will contribute to mission-critical applications designed for modern military operations. Our products facilitate secure data integration and visualization, allowing for the creation of complex systems, including common operating pictures, alert triaging systems, and resource allocation tools powered by advanced machine learning models. These tools are essential for daily operations in military command centers and on the battlefield, relied upon by our global clientele.As a Backend Software Engineer at Palantir, you will play a pivotal role in reshaping how organizations harness data. You will engage in every phase of the product lifecycle, from conception and design to prototyping and deployment. Collaboration is key; you will work alongside both technical and non-technical team members to grasp our clients' challenges and develop effective solutions. We promote inter-team mobility to foster the sharing of insights, skills, and experiences, allowing you to expand your knowledge across various technologies and product facets. You will work autonomously, making independent decisions while being supported by a community that encourages your growth as a technical contributor and engineering leader.Your daily tasks will be dynamic, adjusting to user demands and technical challenges. One day, you might join forces with fellow engineers to design a new system that supports a unique workflow; the next, you could be optimizing performance for low-latency operational requirements.Our Product Development teams consist of small groups of Software Engineers, each dedicated to specific product aspects, collaborating to enhance user workflows and continuously improve our software's efficiency and reliability.We are seeking passionate engineers eager to tackle real-world challenges and empower developers and end-users to maximize their productivity. If you are driven to create reliable, high-performance, and scalable systems while designing robust APIs and components, we encourage you to apply.
Join Protegrity, a trailblazer in data protection, as we harness the power of AI and quantum-resistant cryptography to revolutionize data security across diverse environments including cloud-native, hybrid, on-premises, and open-source systems. By utilizing cutting-edge cryptographic techniques such as tokenization, format-preserving encryption, and quantum-resilient methods, we aim to make sensitive data not only secure but also accessible and trustworthy.At Protegrity, you will collaborate at the forefront of innovation, making significant contributions to the industry while working with a team of exceptional professionals. Together, we are reshaping the future of data security, empowering organizations to flourish in a GenAI landscape where data is the most valuable asset. If you are prepared to influence the future of data security, Protegrity welcomes you.We are seeking an experienced, motivated, and inquisitive DevOps Software Engineer with expertise in backend API development, microservices deployed on Kubernetes, Generative AI (GenAI), and Large Language Models (LLMs). A strong dedication to data security, privacy, and safety is essential - WE WANT YOU!In this role, you will focus on the integration and maintenance of GenAI backend microservices within Kubernetes, developing and maintaining engineering solutions for products that ensure the safe and secure use of GenAI by our customers.
Join our innovative team at vinci4d as a Backend Engineer specializing in Data Systems and APIs. In this role, you will play a crucial part in designing, implementing, and maintaining robust data systems that power our applications. You will collaborate with cross-functional teams to build scalable APIs that enhance user experiences and support our mission to deliver cutting-edge technology solutions.
Full-time|$160K/yr - $240K/yr|Hybrid|Hybrid - Palo Alto, CA
Join us in revolutionizing healthcare. At Qualified Health, we are pioneering the possibilities of Generative AI within the healthcare sector. Our advanced infrastructure establishes crucial guidelines for safe AI governance, tailored agent development, and real-time monitoring of algorithms, collaborating with prominent health systems to effect real change. This role transcends a mere job; it's a chance to forge the future of AI in healthcare, tackle intricate challenges, and create a meaningful impact on patient care. If you are driven, innovative, and eager to accelerate progress, we would be thrilled to have you on our team. Be part of shaping the future of healthcare.
Full-time|$140K/yr - $265K/yr|On-site|San Francisco Bay Area
About Glean:Established in 2019, Glean is a pioneering AI-driven knowledge management platform that empowers organizations to swiftly discover, organize, and disseminate information within their teams. By seamlessly integrating with platforms such as Google Drive, Slack, and Microsoft Teams, Glean ensures that employees can access essential knowledge when they need it most, enhancing productivity and collaboration. Our state-of-the-art AI technology streamlines knowledge discovery, enabling teams to leverage their collective intelligence more effectively.Glean was envisioned by Founder & CEO Arvind Jain, who recognized the challenges employees encounter in locating and comprehending information at work. Witnessing the fragmentation of knowledge and the proliferation of SaaS tools that hindered productivity, he embarked on a mission to create an AI-powered enterprise search platform that facilitates quick and intuitive access to necessary information. Glean has since transformed into the premier Work AI platform, merging enterprise-grade search functionality, an AI assistant, and robust application and agent-building features to revolutionize the way employees work.About the Role:We are seeking innovative engineers to take ownership of and launch engaging user-facing features. In the dynamic environment of a rapidly growing startup, this role involves collaborating with product managers and designers to strike the perfect balance between engineering constraints and user requirements, ultimately delivering seamless experiences across modern mobile and desktop browsers.Your Responsibilities:Manage the full lifecycle of your greenfield features from conceptualization through implementation, experimentation, and launch.Transform the current user experience by integrating AI capabilities into the product.Provide guidance and mentorship to junior engineers.
At Ascend, we are dedicated to transforming the data engineering landscape into an enjoyable and efficient experience. Our goal is to empower our clients by simplifying and accelerating data delivery, allowing them to focus on bringing their data innovations to fruition.As a vital member of Ascend’s backend engineering team, you will be responsible for designing, implementing, and scaling various microservices that form the backbone of the Ascend platform. You will harness your expertise and curiosity while collaborating with the most advanced big data and infrastructure platforms available. We cultivate a team-oriented environment, valuing individuals who excel in diverse fields, share knowledge generously, and thrive in a setting where they are challenged intellectually.
