- Architect & scale : Evolve a micro-service / serverless mix that balances cost, latency, and developer velocity. Draft ADRs, review PRs, and keep our 99.9 % uptime promise.

- Build AI agent services : Expose REST endpoints and streaming event buses that power agent skill prompt orchestration, vector search, workflow engines, and analytics.

- Lead & mentor : Grow a high-calibre team of TypeScript/NestJS engineers through pairing, design reviews, and career coaching.

- Guard reliability & security : Implement observability, alerting, rate-limiting, IAM least-privilege, and GDPR/SOC 2 controls.

- Collaborate cross-functionally : Work daily with Product, Frontend, Data Science, and Design to translate fuzzy business problems into elegant backend abstractions.

- Drive technical vision : Introduce best-practice patterns domain-driven design, event sourcing, CQRS, eventual consistency whenever they create a real product leverage.

Requirements :

- 6-8 years building production backend in Node.js/TypeScript (or Go/Java with strong TS ramp-up).

- Deep knowledge of AWS primitives/Fargate, Lambda, RDS or Aurora, S3, IAM, VPC networking.

- Proven experience designing and operating high-throughput REST and event-driven systems.

- Expertise in SQL schema design, migration strategy, and performance tuning.

- Strong testing culture.

- Track record of coaching engineers and hiring bar-raisers.

Nice to have :

- Hands-on with LangChain, Pinecone, OpenAI, or similar LLM/vector-DB stacks.

- Familiarity with Serverless Framework / SST and cost-optimisation techniques.

- Experience with analytics pipelines (Kinesis / Kafka / ClickHouse / Apache Iceberg).

- Prior work on SMB-facing SaaS or fintech platforms.

- Contributions to OSS (NestJS, AWS CDK, OpenTelemetry, etc.).

- Security certifications or deep knowledge of GRDP, HIPAA.