Fullstack Developer developing scalable backend services and optimized React frontends for ProvenExpert's online reputation management platform. Collaborating across teams to enhance user experience and implement new features.
About the role
- Full-Stack Engineer at peopleIX developing AI-driven workflow automation platform. Architecting, building, and enhancing solutions for HR processes and teams.
Responsibilities
- Build the Workflow Automation Engine
- Architect and develop our core workflow automation platform
- Create HR-specific workflow templates: time-based triggers, analytical thresholds, event-driven processes (onboarding, offboarding, leave management), and webhook integrations
- Build our natural language workflow builder, enabling HR teams to create automations through plain text prompts
- Own complete features end-to-end, from database schema to API to polished UI
- Develop our scalable integration framework connecting Slack, Teams, email, and core HR systems (Personio, DATEV, SAP)
- Shape our People Data Platform: robust data modeling, custom fields, and data quality monitoring
- Extend our proprietary AI agent Tira with automation capabilities
- Build intelligent triggers and AI-powered recommendations that drive real workflow execution
- Partner directly with our CTO and cross-functional teams to ship features rapidly
- Work closely with customers to iterate based on real-world feedback
- Take full accountability from concept through deployment and production monitoring
- Play a foundational role in defining our technical standards, team dynamics, and development practices
Requirements
- 3+ years of proven excellence in Frontend: Expert-level React and TypeScript; you write clean, performant, maintainable code
- Backend: Deep experience building robust APIs with Node.js
- Strong SQL skills (PostgreSQL preferred); you understand query optimization and data modeling
- Experience building or working with automation platforms, event-driven architectures, or integration frameworks
- Demonstrated track record of shipping high-quality, user-facing features in production
- You operate autonomously, move fast, and take full responsibility for outcomes in high-trust environments
- Strong Preference For: Experience with tRPC, Prisma, or similar type-safe APIs and ORMs
- T3 Stack experience (Next.js, Tailwind CSS, tRPC, Prisma)
- Building AI-powered or agentic product experiences
- Startup experience with demonstrated impact
- B2B SaaS product development
- Proficiency with AI-assisted development (Cursor, Copilot, or AI coding agents)
Benefits
- Real equity, real upside – competitive compensation including meaningful stock options
- Maximum impact – flat hierarchies, genuine ownership, and direct influence on product direction from day one
- Modern setup – office in the heart of Cologne with flexible hours and hybrid work
- Growth investment – dedicated learning & development budget plus Urban Sports Club membership
- Team culture – regular offsites with a team that moves fast and builds together
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