Build and own fraud detection capabilities for Stytch’s fraud platform on Twilio.
Partner with Product and Engineering leadership to set direction, translate customer needs into technical plans, and deliver high-impact roadmap features.
Collaborate across Twilio and Stytch teams to align on architecture, integrate platform capabilities, and unblock cross-team initiatives.
Operate with deep technical ownership: author design docs, drive key technical decisions, review code, and stay close to the systems you ship.
Build in ambiguity—break down complex problems, make pragmatic tradeoffs, and adopt new technologies or strategies when they improve outcomes.
Improve production quality and resilience through strong observability, incident response and remediation.
Mentor and support other engineers through pairing, feedback, and knowledge-sharing, helping raise the team’s technical bar and culture.

6+ years experience in designing, building and operating production systems.
Familiarity with C/C++, production experience not necessary
Familiarity with a production-grade code base in a modern programming language, applying best practice coding standards and writing high quality code.
Bachelor’s degree in Computer Science or related industry experience.
Excellent written and verbal communication skills.
Schedule: ability to work non-standard, on-call rotation weekend and holiday hours.
Familiarity with Javascript, Go, WebAssembly
Experience with reverse engineering and/or reverse engineering detection and prevention such as experience with browser automation, botting, and/or fraud detection and defense techniques
Offensive and/or defensive security software engineering experience
Builder at heart. Through a hobby or your profession, you are passionate about being hands on and seeing your work come to life.

Senior Software Engineer

Key skills