Senior Full Stack Software Engineer
Boston, Suffolk County, Massachusetts, 02298, USA
Listed on 2026-02-16
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Software Development
Full Stack Developer, Software Engineer
Overview
About Semgrep:
Semgrep, the leader in code security for builders, empowers invention without friction. Teams catch, flag, and fix real issues before they ship, powered by security that learns as they build. Semgrep secures code as it’s written and provides guardrails that pave the road for developers to move fast and stay secure. Semgrep gets smarter as you build, with AI that learns your context to cut false positives and prioritize reachable vulnerabilities, validated by 95% of security reviewers across 6M+ findings.
Semgrep makes zero false positives a reality with App Sec teams triaging 80% fewer false positives across Code and Supply Chain, dramatically shrinking the backlog.
As a Fullstack Engineer, you’ll work across the stack to design, build and maintain a fast and reliable user experience for our customers. You’ll collaborate closely with designers and product managers to develop flows that help App Sec professionals and developers alike to achieve their security goals, own the end-to-end implementation of features in our frontend and backend and scale these systems as we continue to grow rapidly this year.
Responsibilities- Design, build and maintain a fast and reliable user experience across the stack.
- Collaborate with designers and product managers to develop user flows that help App Sec professionals and developers achieve security goals.
- Own end-to-end implementation of features in frontend and backend; scale systems as the company grows.
- Proficiency with Type Script and React for frontend; experience with Python, Flask and SQL Alchemy for backend is preferred but not required if you can learn quickly.
- Experience deploying with Kubernetes and hosting on AWS is preferred.
- Open to learning new technologies quickly; professional experience with the listed stack is preferred but not mandatory.
This is a hybrid role with the expectation you’ll join us 3+ days per week in our San Francisco, New York, Boston or Denver offices depending on team.
CompensationThe estimated starting annual salary range for this position is $160,000 to $207,000 USD. The actual base salary will be determined based on factors including job-related skills, relevant experience, qualifications, location, internal equity, and market data. In addition to base salary, total compensation may include equity, variable compensation, and benefits. Equity is a meaningful part of our compensation philosophy.
What We OfferFor FTEs, Semgrep aims to fairly compensate employees and uses internal compensation bands updated based on market data to stay above the average for comparable roles. We invest in well-being and long-term success through a competitive, market-aligned benefits program that meets or exceeds local market standards. Benefits offerings vary by location. Location-specific information is available at Semgrep Benefits.
Who We AreWe bring together people from a wide range of backgrounds and disciplines. We value respect and honesty, and believe in welcoming varied professional backgrounds, educations, and interests. Semgrep is an equal-opportunity employer seeking a diverse range of backgrounds and identities. If you’re exceptional and share Semgrep’s mission and values, you belong here.
Important NoticePlease note:
For US-based roles open to remote work, we are currently able to hire employees in the following states only:
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