ApplySarthi

AgentCore Developer

Steinn Labs

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This role on the market

6 open agentcore roles across 4 companies are on ApplySarthi right now, most of them in Pune (1).

What agentcore roles keep asking for: Generative AI (33%), System design (33%), AWS (17%), C# (17%), C++ (17%), Django (17%), Docker (17%), FastAPI (17%) — counted across their open postings here.

AWS jobs · Django jobs · Docker jobs · FastAPI jobs

Steinn Labs has 4 open roles listed here.

Counted across 14 company job boards, updated as roles open and close.

Preparing for this interview

Interviews for agentcore roles keep coming back to Generative AI, System design, AWS, C#. Practise those questions before you sit with Steinn Labs.

Questions you are likely to be asked

  1. Why do you want to join Steinn Labs?
  2. What is your experience with Observability? Tell me one thing you learned the hard way.
  3. How would you design an API for a feature you have worked on?
  4. What do you do when a production issue happens on your code?
  5. Walk me through a system you built. How was it designed, and what would you change now?

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## The Role We are hiring an **AgentCore Developer** to build, deploy, and operate production AI agents on **Amazon Bedrock AgentCore**. You will own agent workloads end-to-end — from Runtime and Gateway configuration to Memory, Identity, and Observability — for client engagements that typically begin as a Proof Sprint and graduate into embedded retainers. This is a hands-on builder role for someone who has moved past prototypes and wants to run agents that serve real users under real SLAs. ## What You’ll Do Design and deploy agents on **AgentCore Runtime** (serverless microVM sessions, isolated execution, auto-scaling). Build tool layers using **AgentCore Gateway** — wrapping Lambda functions, OpenAPI specs, and internal APIs into MCP-compatible tools. Implement **AgentCore Memory** for persistent, personalized agent context across sessions. Configure **AgentCore Identity** for secure auth to AWS services and third-party systems (Okta, Entra, Cognito, Slack, Zoom). Instrument agents with **AgentCore Observability** (OpenTelemetry traces, dashboards, quality metrics) and integrate with our Magpie governance layer. Use the **AgentCore CLI** and **managed agent harness** for rapid iteration; drop into Strands-based code when custom orchestration is required. Build multi-agent systems using **LangGraph, CrewAI, LlamaIndex, or Strands Agents** — framework choice driven by the problem, not ideology. Ship Code Interpreter and Browser tool integrations for agents that execute code and drive web workflows. Own the full lifecycle: prototype → evals → deployment → monitoring → iteration. No throwing work over a wall. Work directly with US clients during overlap hours — discovery, scoping, demos, and delivery. ## Required Skills **3+ years** building production backend systems in Python (FastAPI or Django preferred). **Hands-on AgentCore experience** — Runtime, Gateway, and at least one of Memory/Identity/Observability in a deployed project. Strong working knowledge of at least one agent framework: **Strands, LangGraph, CrewAI, or LlamaIndex**. Deep familiarity with **MCP (Model Context Protocol)** — building servers, exposing tools, handling auth flows. AWS fluency: **Bedrock, Lambda, ECR, IAM, CloudWatch, CDK or Terraform**. Practical experience with **LLM evals** — building golden sets, measuring regression, defining quality gates. Understanding of agent failure modes: context window management, tool-call loops, hallucinated tool args, retry semantics. Solid grasp of containerization (Docker) and serverless deployment patterns. ## Nice to Have Experience with **fine-tuned SLMs** (Qwen, Llama, Mistral) and self-hosted inference (vLLM, Ollama). Prior work on **HIPAA, SOC 2, or EU AI Act** compliant AI systems. Contributions to agent frameworks or MCP ecosystem. Exposure to **LangSmith, Langfuse**, or equivalent observability stacks. Comfort with US client communication — discovery calls, written updates, live demos. ## What We Offer Direct work on AgentCore deployments for named US enterprise and healthcare clients. Ownership of agent systems end-to-end — no ticket-shuffling, no design-by-committee. Fast promotion path; senior engineers graduate into FDE lead and tech lead roles within 12–18 months. Competitive compensation with performance-linked bonuses tied to client retention. Hybrid work from our Pune office with flexible hours for US overlap. Learning budget for AWS certifications, conferences (re:Invent, AI Engineer Summit), and books. ## How to Apply Send your resume + link to an agent system you built — GitHub repo, writeup, or short Loom walkthrough. We weigh what you’ve shipped more than where you’ve **Apply to:** shivanyshre@steinnlabs.com

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Listed on wellfound · posted 2026-08-31. ApplySarthi collects openings and links to application pages; the role is advertised by Steinn Labs, not by us.