Über
**Full Stack Developer (TypeScript / / Bun / PostgreSQL)**
**About Us**
Our App is a Polymarket copy-trading platform that allows users to automatically mirror trades from top-performing wallets, applying their own risk controls, ratios, and filters. It provides a real-time dashboard, non-custodial wallet system, and automation tools to make prediction market trading simple and efficient.
**Tech Stack**
* **Frontend:** (React, TailwindCSS)
* **Backend:** Bun runtime with TypeScript, Hono + tRPC
* **Database:** PostgreSQL (Drizzle ORM)
* **APIs:** Polymarket CLOB API, Alchemy RPC, Hashdrive
* **Infra:** PM2, Sentry, Vercel
* **Auth & Integrations:** Privy, Discord Webhooks, Whop
**Responsibilities**
* Develop and maintain Bots' dashboard and backend systems.
* Implement copy trading logic, risk management, and trade execution features.
* Build and test reliable APIs and worker processes for real-time market data.
* Improve frontend UI/UX and optimize app performance.
* Follow GitLab workflow standards (issues, merge requests, testing proof).
* Review and test other developers' code before merge.
* Maintain deployment readiness and code quality.
**Requirements**
* 5+ years of full stack development experience.
* Strong proficiency in **TypeScript**, **React )**, and **PostgreSQL**.
* Experience with **Bun** or **** backends.
* Familiarity with **API integrations** and **ORM tools** (e.g., Drizzle, Prisma).
* Solid understanding of Git workflows and testing practices.
* Attention to detail and accountability in production-ready environments.
**Nice-to-Have:**
* Experience with **on-chain / Web3 integrations**.
* Familiarity with **prediction markets, trading systems**, or **automation bots**.
* Knowledge of **PM2**, **Sentry**, and **Vercel deployments**.
* Understanding of **non-custodial wallet authentication** (Privy or similar).
* Exposure to **AI-assisted workflows** or automation tools (n8n, LangChain).
### **Soft Skills**
* Attention to detail and accountability — especially on features affecting user funds.
* Strong communication and collaboration within a small, fast-moving team.
* Willingness to review peers' MRs and maintain deployment readiness.
* Comfortable in an async, remote development environment.
Contract duration of more than 6 months. with 30 hours per week.
Mandatory skills: JavaScript
Optional skills: HTML5,
Sprachkenntnisse
- English
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