Top Hybrid Senior Level Software Engineer Jobs in Boston, MA

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.

Lead the development and deployment of software solutions for AI, ML, and data management within the US National Security Ecosystem, ensuring program execution and technical oversight.

Design, develop, and maintain Salesforce Service Cloud applications using declarative and programmatic solutions. Build Apex, LWC, Visualforce, Flows, and integrations with external systems. Troubleshoot performance and integration issues, follow Salesforce best practices, participate in code reviews, testing, deployments, and Agile ceremonies, and lead demos and design reviews as needed.

Lead the design and development of high-quality cross-platform applications using Flutter and Dart, while mentoring junior developers and ensuring coding standards are met.

Serve as strategic technical counterpart for assigned partners, driving partner growth via pre-sales technical leadership, solution strategy, AI-first co-innovation, proofs-of-concept, and executive value storytelling. Lead technical discovery, demos, partner enablement, and coordinate internal specialists to commercialize scalable partner offerings.