Senior Staff Software Engineer - Backend Development

We are seeking a highly skilled Staff Electrical Development Engineer to join our innovative team at Crusoe. In this role, you will be instrumental in developing and implementing cutting-edge electrical systems and solutions that drive our mission forward. If you are passionate about engineering and eager to make a significant impact in a dynamic environment, we want to hear from you!

At Merge Labs, we are at the cutting edge of research, striving to connect biological and artificial intelligence for the enhancement of human capabilities, agency, and experiences. Our mission is to create groundbreaking brain-computer interfaces that facilitate high-bandwidth interactions with the brain, seamlessly integrated with advanced AI technologies, while remaining safe and accessible for all.About Our TeamWe are dedicated to pioneering the most sophisticated interfaces to the brain, enabling interaction with neurons on an unprecedented scale. Achieving this vision requires innovative engineering that pushes the boundaries of what's achievable. Our team is a collective of exceptional builders in electrical engineering, mechanical engineering, mixed-signal IC design, materials science, systems engineering, and engineering physics. We approach challenges from fundamental principles, collaborate across disciplines, and develop scalable technologies. Our rapid prototyping, testing, and iterative processes are driven by a commitment to excellence.Role OverviewWe are searching for a Staff Electrical Engineer to take charge of the architecture, design, and validation of our core electronic systems, as well as the infrastructure utilized in R&D, manufacturing, and clinical settings. This position requires profound technical knowledge of complex electronic systems, including mixed-signal, power, and FPGA/ASIC integration, along with strong software skills (Python/C) to spearhead the development of our testing infrastructure. You will manage the entire lifecycle, from architectural design to validation and manufacturing transfer, while nurturing critical vendor relationships and establishing benchmarks for electrical engineering excellence at Merge.Key Responsibilities:Design, simulate, and verify complex electronic systems to meet rigorous product specifications.Oversee the design and layout of essential PCBAs, emphasizing mixed-signal integrity, power architecture, and thermal management solutions.Create and implement automated test infrastructure (ATE), including developing test firmware (C) and system-level scripting (Python).Maintain technical relationships with design vendors and PCBA assembly/test houses, defining DFT strategies, acceptance criteria, and yield goals.Collaborate closely with internal software, mechanical, and clinical teams to ensure flawless system-level integration and performance.

Join Decagon as a Staff Software Engineer specializing in Agent Development. In this pivotal role, you will work on cutting-edge software solutions that enhance our capabilities in agent-based systems. You will collaborate with cross-functional teams to design, develop, and implement innovative software applications that drive our mission forward.

About 3Y HealthAt 3Y Health, we are at the forefront of revolutionizing healthcare administration through our innovative AI business manager. Our mission is to simplify the complexities that consume nearly 40% of the healthcare industry's revenue. Our robust platform equips clinician entrepreneurs with the tools they need to effectively launch, manage, and expand their private practices. With over $200 million in backing from leading investors like Founders Fund, General Catalyst, SoftBank, and 8VC, we are committed to empowering independent providers with advanced AI and automation solutions that save time, foster business success, and enhance care delivery within their communities.Position OverviewWe are on the lookout for a Backend Engineer who is passionate about designing and scaling high-performance backend systems that drive our AI-first platform. The perfect candidate will have a strong background in developing distributed services using languages such as Go, Java, Python, or TypeScript. A solid understanding of modern API design and communication protocols (REST, gRPC, GraphQL) is essential, alongside a commitment to delivering reliable, secure, and scalable infrastructure.Ideally, you have experience integrating AI functionalities—be it through external AI APIs, managing machine learning inference pipelines, or supporting data infrastructure for model training. You're more than just a code contributor; you care about how your systems are deployed, monitored, and maintained in production. Experience with regulated data environments such as healthcare or fintech is a plus.This role is suited for a hands-on engineer who thrives in collaborative, cross-functional settings, works effectively with product and frontend teams, and proactively builds systems designed for scalability, compliance, and maintainability.

Okta secures identity for both people and AI, providing trusted infrastructure that helps organizations adapt to change. The company addresses complex, real-world problems with practical solutions and values urgency, excellence, and teamwork. The Developer Foundations team is looking for a Staff Software Engineer based in San Francisco, California. This engineer will play a key role in scaling Okta’s systems and accelerating software delivery. The position centers on refining the company’s approach to Continuous Delivery and driving improvements in engineering velocity and productivity across multiple teams. Collaboration is central in this role. The Staff Software Engineer works closely with engineers, architects, operations, program management, and quality assurance. The team values fresh ideas and solutions that have a direct impact on internal developer experience. What you will do Create high-quality internal tools and automation that support continuous delivery and boost developer productivity. Design and implement Continuous Delivery pipelines for a range of projects, using technologies such as Java, Jenkins, AWS, Docker, Python, Node, iOS, Ruby, Bash, and Go. Develop proof of concepts, guide technology decisions, contribute to internal frameworks, and participate in design and code reviews. Roll out solutions to internal users in phases, monitor adoption, gather feedback, and refine approaches to fit team needs. Maintain pre-production infrastructure on AWS, focusing on monitoring, backup and restore, SLA management, cost control, and deployment processes.

We are seeking a highly skilled Senior Staff Software Engineer specializing in API development to join our dynamic team at Anthropic. In this role, you will have the opportunity to leverage your expertise to design and implement cutting-edge APIs that will enhance our products and services.As a key member of our engineering team, you will collaborate closely with cross-functional teams to understand customer needs and translate them into scalable and efficient solutions. You will be responsible for ensuring that our APIs are robust, secure, and user-friendly.

Join our dynamic team at Sentry as a Staff Software Engineer specializing in AI Developer Tooling. In this pivotal role, you will contribute to the development and enhancement of cutting-edge AI tools that empower developers worldwide. Collaborate with cross-functional teams to identify challenges and deliver innovative solutions that optimize the software development lifecycle.

Join Our Crew at Ivo! At Ivo, we are not just engineers; we are creators on a mission to revolutionize the legal landscape with cutting-edge technology. As pioneers, we have introduced groundbreaking innovations, including:• An AI agent seamlessly integrated into MS Word to enhance your document editing experience [2023]• Advanced RAG techniques that surpass traditional embedding models [2023]• Large-scale LLM-based legal fact extraction capabilities [2024]• A legal assistant that navigates extensive contract databases with unmatched precision [2024]• Innovative clustering of related legal documents [2025]• Automatic deviation analysis for risk identification in vast contract databases [2025]• The ability to merge contracts with amendments for a comprehensive timeline of 'composite' contracts [2025] Your Mission as a Backend EngineerAs a vital member of our team, your primary role will be to build robust systems that manage and analyze millions of contracts efficiently. Your responsibilities include:• Developing systems capable of processing large volumes of contracts with reliability• Crafting data pipelines that orchestrate LLMs, data extraction, and clustering algorithms at scale• Building the industry’s most accurate search and retrieval systems• Collaborating with legal professionals and product teams to adapt to the rapid evolution of LLM technology Why Join Us?Every major corporation has an in-house legal team, and many of these dedicated professionals are overwhelmed with long hours and tight deadlines. Our mission at Ivo is to empower these lawyers by providing them with innovative solutions that reclaim their time and sanity. We are developing an AI-native platform dedicated to automating the monotonous tasks in legal work. Our products are loved by users, boasting an impressive 85% trial win rate amidst fierce competition. Join us in making a difference!

Amplitude stands as the premier AI analytics platform, empowering over 4,700 clients—including industry leaders like Atlassian, Burger King, NBCUniversal, Square, and Under Armour—to create superior products and digital experiences. Our platform integrates powerful AI Agents, enabling teams to analyze, test, and optimize user experiences with unprecedented speed. Recognized as the top solution across various categories in G2’s Fall 2025 Report, Amplitude excels for product, data, and marketing teams alike. Discover more at amplitude.com.At Amplitude, we prioritize delivering value to our customers through our core values. We foster an environment rooted in humility, ownership, and a growth mindset, ensuring that our customers remain at the heart of our endeavors.Commitment to Diversity, Equity, and Inclusion (DEI): Amplitude recognizes that diversity enhances product development, problem-solving, and solution effectiveness. We are dedicated to cultivating an inclusive atmosphere—centered on psychological safety, empathy, and human connection—where employees from all backgrounds can thrive.The Developer Experience (DX) team at Amplitude is responsible for building and maintaining the essential frameworks that facilitate developer integration, extension, and trust in Amplitude across various platforms. Our mission is to ensure that Amplitude's SDKs are reliable, user-friendly, and enjoyable to work with, allowing customers to instrument their products confidently and extract insights at scale.We are in search of a Staff Software Engineer specializing in Android to take on a pivotal technical leadership position within our DevEx team. In this role, you will be instrumental in designing and developing Amplitude’s core Android SDKs, including Analytics and Session Replay, and serve as the go-to Android platform expert for other SDK teams, such as Experiment, Guides, and Surveys.As a Staff Engineer, you will operate within a broad scope and with significant impact: setting the technical vision for the Android platform, steering cross-SDK architecture, enhancing performance and reliability, and elevating the developer experience throughout Amplitude’s mobile ecosystem.

About the Role: Join our dynamic team at Tubi TV as a Senior Staff Software Engineer, where your deep technical knowledge will intersect with influential organizational leadership. This position transcends individual service management, requiring a proven ability to make significant contributions across teams, domains, and comprehensive distributed systems. This is a hybrid role based in our San Francisco or New York City offices, with a requirement to be present in-office three days a week. What You'll Do: Define and steer the architectural vision across various services and teams. Lead the design and enhancement of distributed systems. Ensure the systems are developed for enduring scalability, resilience, observability, and security. Facilitate technical alignment across diverse teams within client, infrastructure, product, ads, and content domains. Mentor senior engineers, elevating engineering standards throughout the team. Make pivotal system design decisions impacting multiple platforms. Contribute to domain expertise in areas such as Linear systems, EPG platforms, or time-based content architectures (preferred). Advance Tubi’s backend development practices, encompassing AI-native engineering workflows. Exhibit flexibility to address critical business requirements outside of regular working hours when necessary, such as on-call responsibilities and live events. Demonstrate a strong sense of ownership, proactively managing on-call situations and production stability. Showcase cross-team leadership capabilities, with experience navigating complex organizational environments. Your Background: Proven experience in designing and operating large-scale distributed systems. Expertise in backend development (preferably Elixir and Rust or similar languages). Strong architectural judgment with a track record of successful cross-team technical leadership. Proficient in gRPC/Protocol Buffers, RESTful APIs, Kubernetes, and observability systems. Ability to lead intricate, cross-functional initiatives effectively. Excellent communication skills with the capacity to articulate trade-offs and foster alignment. Experience in high-traffic, mission-critical production environments. Familiarity with Linear content systems, EPG platforms, or time-based scheduling architectures is preferred. Hands-on experience in constructing or supporting systems for large-scale live events (e.g., major sports).

Why Join GigaThe Pace: We operate at a speed that most companies only talk about. If you've been feeling stagnant in your previous role, you'll find excitement here.The Impact: Every individual at Giga contributes to meaningful work. With no bureaucratic delays, your contributions will be visible in our outputs.The Team: Join a team of top-tier professionals shaping the future of AI infrastructure. We attract high performers from the most innovative companies, drawn by the significance of our work.The Moment: AI requires power, and that's where we come in. Giga is the backbone of the AI revolution. This industry is on the verge of massive growth, and you'll be at the forefront of it.What You'll DoAt Giga, our mission is to design and manufacture data centers that support the rapid growth of AI. We are moving beyond conventional construction methods to a product-centric approach, creating and mass-producing high-performance infrastructure that meets the surging demand for computational power. As the Lead Electrical Engineer, you will be responsible for shaping the power architecture and electrical framework of these cutting-edge facilities.This is a unique chance to establish the electrical foundation of a fast-growing infrastructure company. Rather than managing just one 50 MW project, you will develop the Plan of Record (POR) for Giga Data Centers, a standardized, manufactured product that will be implemented globally.You will set the benchmark for high-density AI power delivery, designing medium and low voltage distribution systems, backup generation, and UPS solutions that can accommodate the most demanding computational tasks worldwide. The AI boom is the defining industrial challenge of our time, and you will construct the engine that drives it. Your designs will be rapidly manufactured and deployed, making a tangible impact across numerous facilities.Where You'll WorkIf you are located outside our Houston, Long Beach, Reno, or San Francisco offices, this position will be performed remotely from your home office. However, you must be willing to travel as necessary to our job sites and one of our hub locations.ResponsibilitiesDevelop and manage the electrical Plan of Record for Giga Data Centers, establishing the

Join Codegen as a Senior Staff Engineer, where your expertise will play a pivotal role in shaping our software solutions. We are looking for individuals with over a decade of robust software engineering experience, particularly in backend development, who are adept at independently designing and implementing large-scale, intricate systems. This is your chance to contribute to innovative projects in a role that offers both high autonomy and significant impact on our Python backend and associated technologies.About the RoleAs a full-time Senior Staff Engineer at Codegen, you will take ownership of critical segments of our Python backend, transforming them into reliable and scalable systems.In this role, you will iterate on features, prototype solutions, and refine them to meet enterprise standards. The ideal candidate will be self-motivated, capable of working independently while also collaborating effectively to drive projects to completion. This position is tailored for senior professionals who thrive in fast-paced environments and are passionate about cultivating an elite engineering culture.Our technology stack includes Python, OpenAPI APIs, FastAPI, and Modal for backend services, with strong integration with git, Retool for internal tools, and a minimal frontend built using Remix.js and TypeScript.

About BroccoliBroccoli is revolutionizing the $500 billion home services industry by developing an AI operating system designed to empower trades businesses such as HVAC and roofing. Our intelligent AI agents handle customer interactions, manage job bookings, and ensure every lead is effectively captured.With the backing of prominent venture capital firms and a successful $27 million Series A funding round, we are on an aggressive growth trajectory. Collaborating with top private equity-backed home service platforms, we anticipate expanding our team fivefold by 2026, presenting a unique opportunity to join us early and make a significant impact.Why Join Broccoli?As a Staff Engineer, you will be instrumental in establishing the technical backbone of Broccoli AI. Your responsibilities will include ownership of critical systems, influencing architectural decisions, and shaping our development and deployment processes on a large scale.Immediate Impact: Your contributions will directly enhance production systems, benefiting hundreds of customers.Category Creation: Play a pivotal role in defining a new category of AI-powered workforce within an expansive market.Speed & Ownership: Enjoy the advantages of a small team with rapid feedback loops and substantial decision-making authority.Founder Collaboration: Partner closely with experienced founders to drive product and technical vision.What You’ll DoDesign, develop, and scale backend systems and internal tools for our AI agent platform.Take ownership of essential APIs and integrations, including systems like ServiceTitan.Lead complex features from initial design through to production deployment.Enhance real-time voice capabilities, reliability, and intelligence of AI agents.Mentor fellow engineers and help implement best practices across the team.Balance speed and quality while scaling systems to accommodate live customer traffic.What We’re Looking For7+ years of experience in backend or full-stack engineering.Strong system design and architectural skills.Proven experience in deploying and maintaining production systems at scale.Ability to thrive in high-growth, ambiguous startup environments.A proactive approach with a strong execution mindset.

Join Carta's engineering team as a Staff Software Engineer, where you will play a crucial role in developing innovative solutions that enhance our platform. You will collaborate with cross-functional teams to design, implement, and maintain scalable systems, ensuring high performance and responsiveness to requests from the front-end.We're looking for a passionate engineer who thrives in a fast-paced environment and is excited about tackling complex challenges. If you are eager to contribute to cutting-edge technology and drive impactful projects, we want to hear from you!

Role overview The Staff Software Engineer position at Amplitude, Inc. is based in San Francisco, CA. This role centers on developing and enhancing software to broaden the platform’s features. Day-to-day work includes direct software development and frequent collaboration with colleagues from various teams. What you will do Design, build, and maintain scalable software applications that support the platform’s growth. Collaborate with product managers and designers to deliver features that address user needs. Mentor junior engineers and contribute to their technical and professional development. Review code and help improve engineering practices throughout the team. Stay current with emerging technologies and industry trends to guide technical choices.

Join Gridware as a Senior Electrical Research Engineer, where you'll play a pivotal role in advancing innovative electrical solutions. We are looking for an expert who is passionate about research and development in electrical engineering. In this role, you'll collaborate with a dynamic team to design, analyze, and optimize electrical systems that will drive our technology forward.

Complete is dedicated to transforming compensation into a strategic advantage for the most impactful companies globally. We're revolutionizing compensation processes by moving away from outdated spreadsheets to modern, efficient systems. Our solutions encompass comprehensive compensation cycle planning, leveling, total rewards statements for employees, and interactive candidate offers, among other features!Why Join Us at Complete?We understand that effective compensation strategies are vital to a company's success and represent one of its largest expenditures. Many enterprises struggle to develop and implement a solid compensation strategy, which can lead to significant financial and operational inefficiencies. We believe that innovative compensation approaches are the key to sustainable success.Complete is proudly supported by Accel and Y Combinator, and we are fortunate to have esteemed advisors like Will Larson (CTO of Carta), Eric Sagar (COO of Plaid), and Mathilde Collin (CEO of Front).About Our Team We are passionate builders focused on delivering quality. We believe that 21st-century software should be intuitive and require minimal training. Our culture is characterized by low ego and rapid execution. Success doesn't come from large teams but from focused efforts. Our tight-knit team of fewer than 10 people combines exceptional product and business expertise, allowing us to compete effectively in the market. This is your opportunity to join us at a pivotal moment!⭐ Our clientele ranges from innovative startups like Linear and Brex to established public companies like Roblox, and we are continually adding remarkable names to our roster. We thrive in a collaborative environment at our San Francisco office, located near Embarcadero BART, where we work together in person 4-5 days a week. We believe that bringing top talent together in a creative space is the fastest route to success.Your RoleAt this exciting juncture, we are seeking Senior or Staff Engineers to help us scale towards $XXM+ in ARR. Ideal candidates are those who are proactive, enjoy working with urgency, and have a strong focus on customer outcomes. You will have the opportunity to make significant contributions in three key areas:Ownership: We are looking for experienced individuals who can take charge of projects and drive them to successful completion.

Who Are We?At Postman, we are the world's premier API platform, utilized by over 45 million developers and 500,000 organizations, including 98% of the Fortune 500. We empower developers and professionals globally to foster an API-first world by simplifying every aspect of the API lifecycle and enhancing collaboration, enabling users to craft superior APIs at a faster pace.Headquartered in San Francisco, our offices extend to Boston, New York, Austin, Tokyo, London, and Bangalore, where our journey began. As a privately held company, we have garnered support from esteemed investors such as Battery Ventures, BOND, Coatue, CRV, Insight Partners, and Nexus Venture Partners. Discover more about us at postman.com or engage with us on X via @getpostman.P.S: We encourage you to read The 'API-First World' graphic novel to grasp our broader vision at Postman.The OpportunityWe are in search of an exceptional Staff Engineer to spearhead the evolution of our Identity platform. In this pivotal role, you will define the long-term architectural vision of the Identity Platform, oversee the technical roadmap, and ensure the platform's architecture aligns with our strategic goals. Collaborating with various teams within Identity Engineering, you will oversee and contribute to delivery, taking ownership of critical KPIs such as availability and uptime. Your responsibilities will include designing, implementing, and managing essential tier 0 services for the organization. We seek a seasoned individual contributor leader who can work synergistically with product management and engineering leaders to build a high-quality platform.The ideal candidate is a strategic leader with a keen attention to detail and an unwavering commitment to quality. You should be comfortable engaging hands-on while also providing high-level guidance for others to follow. Mentoring senior engineers to nurture the next generation of engineering leadership is crucial. Strong communication skills are essential for influencing fellow leaders, and you should bring robust industry knowledge and best practices to enhance the Postman Identity Platform.We value alignment with our company values: fostering curiosity akin to our users, maintaining transparency and honest communication about our successes and failures, embracing an inclusive work culture that values diverse opinions, and being driven to deliver an unparalleled experience for our users.

Why Weave ExistsAt Weave, we are on a mission to revolutionize the way therapeutic knowledge is captured, transformed, and communicated throughout the drug development process. Our innovative approach combines human expertise with advanced AI tools to accelerate the delivery of safe and affordable medications to patients.The Weave Platform enhances regulatory workflows at every stage by seamlessly integrating AI technology. Partnering with our clients, Weave is dedicated to creating the ultimate AI workbench for the entire therapeutic lifecycle.The Role & Your MissionWe are seeking a talented Staff Backend Engineer to join our engineering team, reporting directly to the Backend Engineering Manager. This role requires navigating between data, AI, and backend systems to ensure the stability, performance, and reliability of our AI systems. You will be responsible for developing innovative solutions to customer challenges, analyzing outcomes, and deploying these solutions into production. Success in this position hinges on your ability to transition smoothly from conception to experimentation, testing, and production. We prioritize effective problem-solving over trends, favoring straightforward, well-tested solutions that are reliable yet impressive.What You Will OwnUnderstanding customer challenges and creating straightforward solutionsCollaborating with Product and Design teams to rapidly identify solutionsWriting efficient, maintainable code using Django, Python, Postgres, and RedisManaging ongoing technical complexities while delivering value on product initiativesWhat You'll BringExperience in an early-stage, product-focused startup environment (fewer than 50 employees)Over 8 years of experience with Django in a production settingPractical experience using LLMs in productionAbility to interact directly with LLMs without the use of abstraction librariesA humble, hungry, and intelligent approachCapacity to work quickly while delivering high-quality outcomesPragmatic and analytical thinking with efficient decision-making skillsBonus: Experience working on products in regulated domains or with critical data privacy and security requirementsBachelor's degree in Computer Science or a related field preferred