Senior Backend Engineer – Chatbot & AI Platform
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Job summary
We're looking for a senior backend engineer who wants to work close to product, not just infrastructure. You will work on the systems behind a modern AI product: APIs, data models, async workflows, real-time delivery, and LLM orchestration. You will also help shape technical direction, mentor teammates, and raise the quality bar across the backend stack.
Min Qualification:
Degree
Experience Level:
Mid level
Experience Length:
5 years
Language Requirement:
English
Working Hours:
Full Time - 8 to 5
Applicant Location:
Ghana
Job descriptions & requirements
Job responsibilities:
- Core backend systems: Design, implement, and optimize multi-tenant NestJS/Prisma/PostgreSQL services and APIs powering spaces, assistants, knowledge access, and conversational workflows.
- AI platform capabilities: Enhance the LLM orchestration layer (streaming, tool calling, multi-model routing), integrate Python/MCP tools, and drive lower latency, higher reliability, and better cost efficiency.
- Async and real-time architecture: Build event-driven workflows with RabbitMQ for reliable background and inter-service messaging, and maintain a responsive real-time chat delivery pipeline.
- Platform ownership: Elevate observability (metrics, structured logs, dashboards, alerts), own K8s/Helm production delivery with ArgoCD GitOps, and contribute shared backend platform packages.
- Engineering culture: Ensure quality with robust unit/integration tests, lead in reviews and architecture patterns, and mentor peers to raise backend reliability and maintainability.
Job requirements:
- 5+ years of backend engineering experience with strong expertise in TypeScript, Node.js, and NestJS
- Strong system design skills: you can reason about distributed systems, define clean service boundaries, and make pragmatic technical trade-offs
- Deep database knowledge: schema design, query optimization, and migration strategies in PostgreSQL; Prisma experience is a plus
- Experience building reliable production APIs and backend services with real operational constraints
- Security awareness: comfortable with multi-tenant data isolation, authentication and authorization patterns, and auditability in enterprise software
Location: Accra
Salary: Attractive
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