Top Senior Full-Stack Engineer Jobs in Boston, MA

The Senior Full Stack Engineer will develop scalable applications, manage both front-end and back-end tasks, and enhance platform engineering practices. Responsibilities include API development, database design, and technical documentation.

As a Senior Full Stack Engineer, you will drive AI adoption, build full-stack platforms, and automate engineering processes to enhance productivity across teams.

The Senior Software Engineer will lead initiatives, develop end-to-end solutions, mentor team members, and be responsible for high-quality product outcomes in an agile environment.

The Senior Full-Stack Developer will design, build, and maintain AIO Logic's cloud-based AXIS platform, utilizing React and Java/Spring Boot to deliver software solutions for complex financial workflows, collaborating with cross-functional teams, and mentoring junior developers.

Lead the design, development, and maintenance of core applications, focusing on system integrations and managing multiple third-party applications while mentoring junior developers.

The role involves backend development for a new venture team, focusing on building scalable systems, collaborating on product strategy, and launching an MVP.

Design, develop, test, implement, and support full-stack cloud solutions. Collaborate with Agile teams and product managers, mentor engineers, experiment with emerging tech, and build scalable services that deliver customer-facing features.

The Senior Full Stack Engineer will develop critical web tooling for visualization in autonomous vehicles, collaborating with diverse technical teams and expanding backend architecture.

The Senior Full Stack Developer will build end-to-end solutions, collaborate in a remote environment, and write technical documentation. The role requires expertise in Ruby on Rails and various programming paradigms.

As a Senior Full-Stack Software Engineer, you will build AI-centric web applications, collaborate on product decisions, and manage project priorities. You'll work with TypeScript and modern frameworks to create high-quality user experiences.

The Senior Full-Stack Software Engineer is responsible for building and maintaining software solutions, troubleshooting and debugging, and collaborating with various teams to enhance user-facing features, ensuring high-quality coding practices and documentation.

Design and build scalable features for MongoDB's Internal Developer Portal using Backstage. Collaborate with teams to enhance developer workflows and internal tools.

As a Senior Full-Stack and Platform Software Engineer at mabl, you will develop features for an AI-powered test automation platform, enhancing user experiences, designing APIs, and optimizing data pipelines while collaborating with cross-functional teams.

Lead technical discussions and design products based on vehicle telematics data. Collaborate with teams, ship features, and ensure customer satisfaction using real-time data insights.

Design and build core services for AI products, implement compliance guardrails, debug fullstack issues, and participate in code reviews.

As a Senior Software Engineer, you'll implement collaboration features, support team architecture, work across tech stacks, and improve developer experience.

The Senior Fullstack Engineer will build foundational product features and integrations to drive user acquisition, optimization, and monetization at LangChain, collaborating with various teams for growth.

Lead the technical architecture and implementation for LangSmith, collaborating with teams, mentoring juniors, and ensuring code quality.

Lead and grow multiple Business Systems engineering teams to design and deliver scalable backend services, APIs, integrations, and cloud-based systems. Define technical strategy, ensure reliability and security, partner with business stakeholders, and develop engineering leaders to support company growth.

Design and implement AI-powered backend systems for media experiences in Dropbox, collaborating with cross-functional teams, and influencing technical decisions.

Lead the development and maintenance of content ingestion systems, oversee software feature design, communicate across teams, and mentor members.

Rapidly triage and resolve customer-reported full‑stack bugs across 3D visualization, report/PDF generation, and databases. Independently investigate unfamiliar codebases, implement tested fixes, ensure performance integrity, collaborate with CSE to prioritize and deploy fixes, and reduce backlog velocity.

As a Senior Full Stack Engineer, you'll work with a cross-functional team to implement features, develop with TypeScript, and ensure scalability and reliability of applications.

Build enterprise-grade features for multi-location customers: frontend React+TypeScript interfaces, admin consoles, backend APIs, SSO/RBAC security, multi-tenant PostgreSQL architectures, and well-tested, maintainable code.

As a Full Stack Engineer, you will build features from database to UI, implement integrations, ensure stability, and improve the platform with a focus on technical excellence and user experience.