Software Engineer Jobs in Cambridge, MA

The Simulation Software Engineer will develop and maintain simulation environments, improve workflows, and ensure reliability and accessibility of robotics simulations.

Develop and improve backend software for reliable and performant APIs, collaborating with teams to meet system architecture and implementation needs.

Design, build, and operate foundational platform services to improve availability, scalability, latency, and efficiency. Enable product teams via platform primitives (infra, databases, queuing), leverage Python, Go, AWS, Kubernetes, and Terraform, and mentor engineers to deliver resilient, scalable systems and improved developer experience.

Build and ship full-stack, AI-powered features using agentic systems. Contribute to code reviews (including AI-generated code), collaborate with product and senior engineers, maintain multiple projects using agents, and iterate quickly in a hybrid Boston office environment.

Develop and maintain human-centered AI software across the SDLC. Collaborate with PIs and cross-functional teams, track requirements in GitLab, produce API/docs, and implement deployable solutions using Python, databases, containerization, and cloud technologies in an Agile environment.

Lead design and delivery of enhancements to a next-generation AI agent platform. Own large features and infrastructure, mentor engineers, set technical standards, drive cross-team initiatives, improve reliability and SLOs, and influence product and process decisions to scale systems supporting millions of interactions.

Lead end-to-end engineering of an AI-driven biomanufacturing platform: design and deploy LLM-powered agents and RAG systems, build full-stack React/Node/MongoDB pipelines, harden AWS infrastructure for regulated (GxP/Part 11) production, and deploy/integrate with customer LIMS/ERP/QMS.

Lead full-stack development and architecture for a student mental-health platform. Own features end-to-end using Rails, Hotwire, and React (TypeScript), drive technical decisions, ship well-tested production code, improve tooling and AI-assisted workflows, collaborate with clinical and product teams, and mentor engineers.

Lead integration of Riverlane�s Deltaflow hardware and software with customer quantum computers. Perform system deployment, benchmarking, troubleshooting, technical workshops, and collaborate with QA and product teams to enable low-latency, high-throughput quantum experiments and implement quantum error correction solutions.

The Principal Engineer will lead the Test Platform Services team, focusing on building validation systems, ensuring reliability and scalability, and fostering team growth.

The Staff Backend Software Engineer will lead technical direction, design and implement backend systems, and mentor engineers while driving technical excellence.

The Principal Software Engineer will shape the Commerce Hub's technical future, build scalable systems, lead architectural changes, mentor engineers, and influence product strategy.

Design and implement the Stack Forging software suite for high-performance thermal manufacturing. Develop 3D geometry algorithms and 2D motion/path-planning to improve part accuracy and throughput. Take features from requirements to production, collaborate in an agile team, improve code quality, and work with external designers and developers. Onsite role in Burlington, MA.

Develop and maintain iOS and Android applications, contribute to backend services, and collaborate on technical designs and projects to enhance healthcare outcomes.

As a Systems Software Engineer, you will develop software for in-line CT scanning products, focusing on performance, embedded systems, and collaboration with other teams. Responsibilities include writing firmware and applications, integrating hardware, and ensuring quality.

Design, build, and scale a big-data platform and microservices for event-driven, time-series, and analytical workloads. Lead architecture for streaming, processing, and storage (performance, cost, fault tolerance), develop REST APIs, integrate messaging and scalable datastores, ensure security/compliance, and champion AI-assisted developer tooling.

Lead technical strategy and architecture for an AI Data Engine to accelerate ML dataset generation and data warehouse operations. Hands-on staff engineer mentoring engineers, designing scalable storage, vector retrieval, LLM/agentic workflows, and collaborating with ML research and platform teams to deliver petabyte-scale data solutions.

Contract senior engineer evaluates AI coding agent interactions (Codex, Claude Code) for engineering judgment, reasoning quality, usefulness, and alignment with strong developer practices; provides opinionated feedback and helps define high-quality interaction standards. ~10-20 hrs/week, $100-$200/hr, short-term through early May.

Join a multidisciplinary team as a Senior Software Engineer to build a next-generation developer platform, focusing on automation tools and product direction.

The Principal Software Engineer will design and build APIs, optimize database architecture, enhance performance, and collaborate on cloud infrastructure for scientific applications.

Build and ship AI-first growth experiments and scalable systems to drive acquisition, activation, engagement, and retention. Design and evolve A/B testing frameworks, instrumentation, metrics, and tooling; partner with Product, Data Science, Design, and Research to iterate quickly and scale successful patterns across global, high-traffic AI products.

As a Senior Software Engineer, you'll design systems and APIs, develop software in an agile environment, and troubleshoot issues while potentially mentoring a small team.

As a Senior Software Engineer, you will develop and optimize embedded software for the Matter protocol, mentor junior engineers, and collaborate across teams to enhance IoT applications.

Design and build web apps for creating and listening to music. Optimize performance, contribute to design decisions, and create libraries for audio experiences.

Lead infrastructure engineering at Suno by designing and building scalable services, optimizing backend performance, and ensuring security best practices.