Senior Software Engineer
Hashlabs Holdings Inc. ·
- Work mode
- Remote
- Seniority
- Senior
- Category
- Software engineering
- Experience
- 2+ years
You will take end-to-end ownership of complex modules, including scoping, building, deploying, testing, and gathering customer feedback. You will manage and scale infrastructure, work directly with clients on bugs and feature requests, and mentor junior engineers. You will roll out AI agents for WhatsApp, build usage-based billing, improve a NextJS web and desktop application, and help launch a React Native mobile application.
Responsibilities
- Own complex modules end to end
- Scope, build, deploy, test, and gather customer feedback for your work
- Manage and scale infrastructure
- Interface with clients on bugs and new features
- Mentor junior engineers
- Roll out AI agents on WhatsApp with knowledge-base support, tool calling, and logging
- Build a usage-based billing system on Chargebee with multi-entity gateway support
- Refactor the NextJS web and desktop application to improve performance
- Launch the mobile application on React Native
Requirements
- 2–5 years of relevant experience
- Proficiency with AI, especially Claude Code
- Experience with NextJS
- Experience with Node
- Experience with Express
- Experience with Postgres
- Experience with Supabase
- Experience with Gemini
- Experience with GCP
Benefits
- ESOPs
- Remote work