Software Engineer Jobs in Cambridge, MA

The Senior Software Engineer will design AI features, maintain data pipelines, develop scalable ML serving infrastructure on AWS, and lead cloud-native software solutions.

Build and maintain full-stack features across Python backends and React frontends, design secure APIs, apply AI tools across the SDLC, mentor engineers, improve testing/observability, and collaborate with product and design to deliver scalable, production-ready systems.

Lead architecture and implementation of HubSpot's delivery platform, building large-scale CI/CD, build, test, and deployment systems. Design and ship AI-powered QA agents, drive platform roadmap toward extreme deploy throughput, own cross-team initiatives, and mentor engineering org while remaining hands-on in code and operations.

Design, build, and maintain high-performance, distributed backend microservices and cloud infrastructure. Lead technical delivery, own system reliability, integrate AI and streaming pipelines, mentor peers, and collaborate with product and frontend teams to deliver scalable APIs and data architectures.

Lead full-stack development for an AWS-based product: design and implement backend, data, and web UI; integrate external APIs and AI/ML features; collaborate cross-functionally; improve architecture and engineering practices; mentor teammates and deliver high-quality, production-ready code.

Design and implement pixel-perfect, high-performance web applications from wireframes to production. Collaborate with designers, PMs, and engineers, iterate on architecture and best practices, explore AI/ML integrations, and contribute to a collaborative engineering culture.

Hands-on Tech Lead to own full-stack systems end-to-end, set engineering standards, mentor engineers, drive releases, build AI/LLM-enabled products, and collaborate across teams to deliver secure, reliable software for federal customers.

Lead technical direction and architecture for the Fable backend, own platform reliability (databases, CI/CD, queues, observability), run incident response and postmortems, mentor engineers, collaborate cross-functionally with product/design/ML, and build platform capabilities enabling faster, safer delivery.

As a Staff Software Engineer in Applied AI, you will architect AI systems for vulnerability detection, collaborate across teams, and improve AI model performance.

As a Senior Software Engineer on the AI Platform team, you will develop AI security features, enhance vulnerability detection, integrate AI patterns, and collaborate across functions to deliver solutions.

As a Senior Software Engineer for Applied AI, you'll develop AI security capabilities, integrate AI models, and improve security workflows within HackerOne's platform while collaborating across teams.

As a Senior Software Engineer, you will develop features for AI security capabilities, enhance workflows, and integrate systems while collaborating across teams.

The Software Test Engineer will develop automated test frameworks, analyze software designs for test planning, and enhance CI/CD processes within an Agile scrum team.

As a Senior Software Engineer, you will develop secure, scalable medical imaging platforms, architect distributed systems, and work with AI diagnostic tools.

Looking for a Senior Software QA Engineer with 6+ years of QA experience in enterprise software, strong problem-solving skills, and expertise in Linux/Unix configuration and scripting.

The Principal Software Engineer will lead architectural decisions, mentor engineers, optimize system performance and reliability, and drive technical direction for LangChain's observability and evaluations platform.

The Senior Software Engineer II will design and develop cloud-native backend systems for Stream Governance, mentor engineers, and solve complex data challenges in a team-focused environment.

The Principal Software Engineer will lead Android SDK development, mentor other developers, collaborate on project plans, and design scalable solutions while ensuring technical excellence.

Lead the development of full-stack solutions, mentor teams, evaluate technologies, design scalable systems, and improve operational efficiency while ensuring high quality.

Develop and optimize machine learning models for autonomous vehicles, focusing on ML model deployment and performance across various compute platforms.

As a Senior Full Stack Software Engineer, you'll design large-scale UI systems, mentor teammates, solve complex front-end issues, and integrate AI tools, significantly impacting EverQuote's B2B platform and user experience.