# Software Engineer (L3)

**Company:** [Twilio](https://hotfix.jobs/companies/twilio)
**Location:** Remote
**Role:** Backend Engineering
**Salary:** $142k – $208k/yr
**Experience:** 6+ years
**Skills:** Go, TypeScript, DynamoDB, REST APIs, Backend Development, Cloud Systems, Observability, Incident Response, API Design, Software Design
**Posted:** 2026-05-20

> Senior Software Engineer building and scaling Stytch’s backend identity platform on Twilio. Owns authentication APIs, agentic/non-human identity features, observability, and cross-team architecture. Requires 6+ years experience in high-scale cloud systems and RESTful API design.

## Job Description

## Responsibilities
- Build and own backend product capabilities for Stytch’s identity platform on Twilio—shipping new API surfaces and core authentication flows, including agentic and non-human identity use cases.
- Partner with Product and Engineering leadership to set direction, translate customer needs into product capabilities, 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 design developer experiences that delight our customers.
- 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.

## Requirements
- 6+ years experience in designing, building and operating high-scale, mission critical cloud based production systems.
- Familiarity with a production-grade code base in a modern programming language, applying best practice coding standards and writing high quality code.
- Extensive experience with RESTful API design and development.
- Bachelor’s degree in Computer Science or related industry experience.
- Excellent written and verbal communication skills.
- Ability to work non-standard, on-call rotation weekend and holiday hours.

## Nice-to-haves
- Familiarity with Go, TypeScript, and DynamoDB.
- Experience building developer tools or SDKs.
- Experience building and owning products consumed by paying customers.
- Builder at heart—passionate about being hands on and seeing your work come to life through a hobby or profession.

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