Top Hybrid Senior Level Software Engineer Jobs in Boston, MA

Lead cross-team technical vision for a new product launch while remaining hands-on. Design scalable backend-heavy systems, run services in production, define SLOs, mentor engineers, and drive alignment across squads. Work end-to-end with product, prioritize architecture for scale, and use AI-augmented workflows to boost engineering velocity.

Lead and mentor an engineering team owning organic discovery and SEO-driven content platforms. Partner with Product and Marketing to prioritize roadmap, build scalable web experiences, use data and experimentation to improve traffic and engagement, and shape strategy for traditional and AI-driven search experiences.

The Senior Software Engineer will design, develop, and maintain software for critical products, collaborating with teams to ensure high-performance secure applications, contributing to all software lifecycle phases, and adhering to best practices.

The Principal Software Engineer will design AI-native systems, set standards for development processes, lead engineering practices, and deliver autonomous workflows to enhance business outcomes in wealth management technology.

Lead technical strategy and architecture across cloud, AI/ML, and data domains. Mentor senior engineers, drive reusable solutions for scalability, performance, and operability, and evangelize technical vision while delivering hands-on contributions.

Design, implement, test, and operate core components of a distributed file system. Write high-performance C/C++ for kernel-adjacent and user-space storage, improve snapshots, caching, metadata, and protocol access (NFS/SMB/S3). Build HA stateful services on Kubernetes, lead design and code reviews, mentor engineers, and ensure production reliability, observability, and upgradeability.

Build and lead development of Klaviyo's conversational AI platform: native chat surface, agent orchestrator, and agentic UI. Design scalable, reliable systems, ship high-quality code, mentor engineers, drive technical decisions, and improve AI-powered customer experiences.

The Principal Software Engineer will develop and maintain eCommerce platforms, lead teams, set technology strategy, and ensure software scalability and resilience.

The Senior Software Engineer at Snyk will shape technology, implement solutions, mentor junior engineers, and ensure effective infrastructure use.

Full Stack Engineers will design, develop and implement features for a SaaS product using React, Typescript, Django, and Python, collaborating within an agile team.