Senior Avionics Electrical Engineer

Join Hermeus as a Senior Avionics Electrical Engineer, where you will play a vital role in the cutting-edge development of hypersonic aircraft. Collaborating with a dynamic team, you will be responsible for designing, testing, and implementing advanced avionics systems that are integral to our national defense initiatives. Your expertise will contribute dire…

Join Hermeus, a pioneering high-speed aircraft manufacturer dedicated to the swift design, construction, and testing of advanced high-Mach and hypersonic aircraft that serve the national interest. Collaborating closely with the Department of Defense, we empower our nation and our allies to sustain a strategic edge over potential adversaries.As a vital member of the Manufacturing Team at Hermeus, you will be on the front lines of innovation. Our diverse team possesses extensive expertise in welding, additive manufacturing, tube bending, machining, system integration, and avionics. We operate as a lean, agile unit responsible for constructing cutting-edge vehicles capable of flight. Your role will include providing essential design feedback to our engineering team, enabling rapid iteration and refinement of both design and assembly processes.

Renesas Electronics Corporation seeks a Senior Software Development Engineer based in Los Angeles. This position centers on creating software that enables new electronic devices used in automotive, industrial, and consumer applications. Key responsibilities Design and build software solutions for next-generation electronics Collaborate with multidisciplinary engineering teams Apply technical expertise to projects that influence products across several industries This role offers the chance to work on technology that reaches a broad range of markets and end users.

Role overview Renesas Electronics Corporation seeks a Senior Software Development Engineer based in Los Angeles. This position centers on creating and delivering new software solutions that support the company’s next-generation products. Responsibilities include designing and developing software, as well as implementing features that enhance existing systems. The role requires close collaboration with colleagues from various departments to move technology forward and address complex challenges. Key responsibilities Design and develop new software for advanced product lines Enhance and maintain existing software systems Work cross-functionally with other teams to support technology initiatives Location This role is based in Los Angeles.

Renesas Electronics Corporation seeks a Senior Software Development Engineer based in Los Angeles. This position centers on designing, developing, and implementing software solutions that solve complex client challenges. The work directly affects product quality and customer satisfaction. Main responsibilities Design and build software products that meet both technical and business requirements Collaborate with cross-functional teams to deliver reliable, high-quality solutions Mentor junior engineers and share technical knowledge within the team Conduct code reviews and help maintain best practices across the group Role impact Work in this role will shape Renesas Electronics Corporation's product lineup and enhance the experience for end users and clients.

At Riot Games, our engineers possess extensive expertise in their technical fields while embracing the chance to explore diverse areas. As a Principal Software Engineer, you will partner with fellow engineers to develop company-wide technical solutions. Your collaboration with teams will ensure exceptional quality and relevance across tech stacks, while inspiring other engineers through exemplary coding practices.VALORANT represents Riot's innovative approach to character-based tactical shooting. As a Principal Software Engineer on the Developer Experience & Workflows team, you will spearhead the technical design and implementation of significant enhancements to VALORANT’s Unreal Engine-based development environment. Leading engineers across multiple teams, your contributions will transform how developers across all disciplines create outstanding new content and experiences for players. You will report directly to the Director of Engineering for the VALORANT Foundations area.

Role Overview Rebuild Manufacturing is building Reflow, an AI-enhanced platform for hardware product development. The platform connects with the tools hardware teams already use, maintains visibility across every program, and coordinates changes across disciplines. The goal: prevent missed context and overlooked change requests that can disrupt hardware projects. This role calls for a senior backend engineer to help create the core services and AI infrastructure behind Reflow. The work is hands-on and high-impact, with support from a parent company recognized for its leadership in engineering and manufacturing. What You'll Do Design and build RESTful APIs with OpenAPI specifications and auto-generated client SDKs, using Python, FastAPI, SQLAlchemy, and PostgreSQL. Create ingestion pipelines with Celery and Redis to connect with file storage, messaging, and email systems, turning unstructured inputs into structured engineering artifacts. Develop and refine agentic AI workflows using LangChain, LangGraph, and related tools for data extraction, risk analysis, dependency mapping, and proactive team coordination. Integrate LLM APIs (including Anthropic Claude and OpenRouter) with features like streaming (SSE), error handling, and cost management. Deploy and manage services on Google Cloud Platform (Cloud Run, Cloud SQL, Memorystore) using Terraform. Who We're Looking For Proven experience delivering reliable, well-architected backend systems and taking ownership of the services built. Strong skills with Python, FastAPI, and PostgreSQL. Comfort with building everything from REST APIs to background task pipelines and AI agent infrastructure. Regular use of AI coding tools such as Cursor, Copilot, or Claude to boost productivity. Interest in building the backend for an AI-native platform supporting complex hardware development. Ability to work closely with engineers, AI researchers, and product leadership to turn unstructured data (like call transcripts, emails, documents, datasheets) into structured engineering outputs (requirements, project plans, dependencies). Hands-on approach: active coding, contributing to system design, and helping set backend engineering standards as the team grows. Locations Framingham, MA; Los Angeles, CA; Seattle, WA

Join Renesas Electronics Corporation as a Senior Software Development Engineer, where you will lead the design and development of innovative software solutions. Collaborate with cross-functional teams to deliver high-quality products that meet customer needs. Your expertise will drive the enhancement of our software architecture, ensuring scalability and performance.

Zoo is building a modern hardware design toolkit aimed at transforming the CAD industry. The company is based in Los Angeles and supports both local and remote teams. Since its founding by Embedded Ventures in 2021, Zoo has focused on creating advanced infrastructure and tools for mechanical CAD, addressing the gap between current software and the demands of today’s hardware design. Role overview The Senior Software Engineer in Language Development will play a central role in advancing Zoo’s next-generation CAD platform. The position centers on KCL, Zoo’s programming language for 3D design. Responsibilities include designing new language features, improving usability, and enhancing the interpreter runtime. This engineer will also integrate KCL into Zoo Design Studio, the company’s custom IDE, allowing users to build KCL programs through a point-and-click interface. What you will do Design and refine features for the KCL programming language Improve the interpreter runtime for better performance and usability Integrate KCL into Zoo Design Studio, enabling intuitive program creation Work with Rust, WebAssembly, and TypeScript to develop advanced developer features Collaborate closely with the engineering team to shape interactive, code-driven design tools For more details about KCL, see the KCL book. Requirements Extensive experience with functional programming languages and interpreters Strong background in modern web technologies Ability to work independently and as part of a collaborative team Curiosity and a drive to explore new approaches Focus on improving user experience

Xometry (NASDAQ: XMTR) empowers today's and tomorrow's industries by connecting visionary thinkers with manufacturers who can realize their concepts. Our digital marketplace equips manufacturers with essential resources for growth while enabling buyers from Fortune 1000 companies to access global manufacturing capabilities seamlessly.As a premier on-demand manufacturing marketplace, Xometry is revolutionizing the way businesses source and produce components. We are seeking an enthusiastic and skilled Supplier Development Engineer to join our dynamic team. In this pivotal role, you will act as a liaison between our internal Technical Sales and Sourcing teams and our external supplier network. Your primary focus will be on proactively engaging suppliers for large production deals, optimizing supplier performance, managing risks, and ensuring our partners are well-prepared for complex, high-stakes projects.

WHAT YOU’LL DOAs an Engineering Manager at Viant Technology, you will spearhead a dynamic team of skilled backend engineers dedicated to developing low latency, high throughput ad tech systems. This pivotal role calls for a robust technical background in Go/Java (Backend), alongside extensive experience in microservices, serverless architecture, and database systems. Your leadership will be crucial in driving the success of Viant's ad serving and measurement systems. You will oversee the design and implementation of innovative features for our bidding server, working in tandem with partner engineering teams and product management.THE DAY-TO-DAYLead the creation of high-quality features in alignment with product management requirements.Initiate and promote continuous improvement efforts to enhance performance, reliability, and scalability.Participate in coding and design discussions, collaborating with the engineering team to contribute to significant projects, conduct code reviews, and provide technical guidance while balancing leadership duties.Ensure high-efficiency team operations by implementing quality practices, delivering speed in output, and maintaining superior code quality.Cultivate a culture of ongoing growth and improvement through effective coaching, mentoring, and feedback with measurable outcomes.GREAT TO HAVE8+ years of experience in software engineering, including 1-3+ years in managing low latency, high throughput backend teams.Bachelor’s degree in Computer Science or Engineering; Master's degree preferred.6+ years of hands-on programming experience in Java and/or Go.Proven track record of developing large, horizontally scalable distributed systems.In-depth knowledge of various cloud providers and services, particularly AWS and GCP.Experience in building large-scale, customer-facing applications with an emphasis on real-time performance, scalability, and reliability.Strong ability to analyze latency, throughput, CPU/memory profiles, and identify performance bottlenecks in real-time systems.Successful history with agile development and CI/CD practices.Experience in the ad tech industry is a plus.

Join Whatnot as a Software Engineer specializing in AI Development Tools, where you will be part of a dynamic team dedicated to building innovative solutions that enhance the user experience. You will play a crucial role in designing, developing, and implementing cutting-edge AI tools that streamline processes and improve productivity. If you are passionate about artificial intelligence and eager to make an impact, we want to hear from you!

Join Whatnot as a Software Engineer specializing in AI Development Tools. In this dynamic role, you will contribute to the design and implementation of cutting-edge AI tools that enhance user experience and streamline workflows. Collaborate with a talented team of engineers and data scientists to push the boundaries of technology and deliver innovative solutions.

Join our dynamic team as a Lead Python/Django Developer, where your expertise in Python and Django will be put to the test. We are seeking a candidate with a strong focus on front-end technologies, including JavaScript, CSS, and HTML. Experience in building high-traffic consumer-facing websites is highly desirable.

K2 Space Corporation is at the forefront of space innovation, creating the largest and most powerful satellites ever launched. With significant backing of $450 million from prominent investors like Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, and Alpine Space Ventures, alongside an additional $500 million in secured contracts with both commercial and U.S. government clients, we are revolutionizing satellite technology for missions spanning from Low Earth Orbit (LEO) to deep space.As the space industry transitions towards heavy-lift launch vehicles, we are embracing an era of mass abundance, developing a new class of spacecraft designed to withstand extreme radiation and leverage the capabilities of today's advanced rockets. Our satellites offer unparalleled performance at constellation scale across various orbits.With numerous launches scheduled through 2026 and 2027, we are committed to Building Bigger as we aim to advance the exploration of our solar system and evolve into a Kardashev Type II (K2) civilization. If you are a driven individual who flourishes in a dynamic environment and are eager to be part of a pioneering Series C space startup, we encourage you to apply.

At Riot Games, our engineers possess extensive expertise in specialized technical domains while also embracing opportunities to engage in wider areas of technology. As an Engineering Manager, you will be the driving force behind innovative organizational designs and a mentor to a talented team of engineers. Your role will encompass overseeing performance management, identifying growth opportunities, and fostering accountability within your team.The Infrastructure team at Riot is dedicated to building the essential framework that allows our games to function securely and efficiently on a global scale. As a key member of the Optimize team, you will report to the Senior Engineering Manager and lead a group focused on maximizing our cloud utilization. You will advocate for automation, incident response, and continuous improvement, ensuring our systems remain resilient and adapt seamlessly to evolving player needs. Join us in creating an unparalleled gaming experience that prioritizes our players!

Role Overview Riot Games is looking for an Engineering Manager to lead the Client Build team in Los Angeles. This team builds and maintains the infrastructure that game teams use to create, package, and deliver working game builds. The work supports the Developer Connections (DevCon) initiative, which connects developers worldwide and helps ensure smooth, reliable game launches. What You Will Do Lead and mentor a team of engineers, focusing on their growth, performance, and accountability. Design and implement organizational processes and technical solutions for build systems. Ensure that developers and players have easy access to working game builds, minimizing extra effort for game teams. Collaborate with Game Studios, R&D, and Central Tech to support the delivery of high-quality games on schedule. Report to the Sr. Manager of Software Engineering for Developer Connections. What We're Looking For Experience managing software engineering teams, ideally in build infrastructure or related domains. Ability to mentor engineers and foster professional growth. Understanding of build creation processes and their impact on developer workflows. Strong communication skills and a collaborative approach across technical and organizational boundaries. About the Team The Client Build team sits at the intersection of Game Studios, R&D, and Central Tech. The team's work enables game developers to focus on building great player experiences by providing reliable, efficient build systems and orchestration. The DevCon initiative, which this team supports, is central to Riot's ability to deliver future games to players worldwide.

Join Hermeus as the Avionics Build Manager, where you will lead and inspire a dynamic team focused on the development of advanced wire harnessing and integrated electro-mechanical assemblies. Your expertise will be vital in establishing and refining our end-to-end avionics harnessing and assembly capabilities, ensuring high-speed, high-reliability manufacturing processes that prioritize cost-efficiency, innovative methodologies, and rapid prototyping.

At Coco Delivery, we are passionate about revolutionizing the last-mile delivery experience with the help of cutting-edge robotics. We recognize that the current delivery service landscape is not adequately meeting the needs of merchants, and we are driven to develop a sustainable, reliable, and seamless delivery solution that benefits both merchants and their customers.As a venture-backed Series A startup, Coco operates a fleet of sidewalk robots, facilitating deliveries to thousands of customers weekly throughout Los Angeles. Our high-energy, collaborative environment fosters excitement and innovation. Our headquarters is located in the vibrant community of Venice, CA.About the RoleIn the capacity of Staff Software Engineer, you will take ownership of product development from initial design through to deployment and testing. You will collaborate with product managers to gain insight into user needs—encompassing merchants, consumers, and internal stakeholders—propose effective technical solutions, guide project structures for junior engineers, and assess overall impact.This position requires in-office presence. Coco is an office-first company that thrives on collaboration and cross-functional teamwork. We seek a candidate who is enthusiastic about contributing to a dynamic in-office culture.About the TeamAs a member of the Delivery Platform team, you will develop software solutions that enhance our delivery operations. Our diverse team of engineers is responsible for every layer of our technology stack. Key responsibilities include:Consumer and Merchant Products: We create tools aimed at delivering a smooth, efficient, and enjoyable end-to-end delivery experience for our users—both merchants and their customers. Each interaction with our robots is thoughtfully designed to address user challenges and create moments of joy.Order Integration: We maintain software partnerships that enable Coco to receive orders from key platforms like DoorDash, UberEats, and GrubHub, alongside custom systems. You will engage in various integrations and enjoy test orders from some of your favorite restaurants!Delivery Management: We develop backend services that make automated decisions based on user behaviors, supply/demand dynamics, regulatory requirements, sidewalk conditions, and more.Logistics: Delivery is a complex and costly challenge. We collaborate with other teams within Coco (such as Merchant Operations, Consumer Experience, Field Operations, TeleOperations, and Autonomy) to optimize our logistics processes.

Riot Games is looking for a Manager, Software Engineering to guide the Tools & Frameworks team within the Developer Connections group. This team creates internal tools and frameworks that help other development teams work more efficiently. What you will do Lead and support engineers building developer productivity tools and frameworks Foster collaboration and encourage sharing of knowledge across the team Promote creative problem-solving and drive technical innovation Oversee engineering projects from initial planning through to delivery Locations Los Angeles, USA Mercer Island, USA Redwood City, USA