Job highlights

- 6+ years full-stack experience with TypeScript, Node.js, React, SQL, and LLM API integration
- Design, build, and maintain front-end, back-end, and APIs; integrate AI features; lead technical discussions and mentor engineers; collaborate with US teams

About Us Straive Private Limited (Erstwhile LearningMate Solutions Pvt. Ltd) is is a global leader in data analytics and AI operationalization, helping enterprises embed advanced AI and data capabilities into core business workflows to deliver measurable business outcomes and ROI. With a workforce of ~20,000 professionals serving 350+clients across 30+ markets, Straive combines technical scale with deep domain expertise.

A key differentiator is its network of over 6,000 subject matter experts who specialize in managing and enriching complex, unstructured data—enabling organizations to build AI systems grounded in accuracy, context, and business relevance. The company continues to earn recognition from leading industry analysts and was recently named a Leader in AIM’s 2026 Generative AI and Data Engineering PeMa Quadrants. Backed by EQT — a purpose-driven global investment organization which was ranked among the world’s leading private equity firms by PEI in 2025 — Straive is positioned as a high-value alternative to traditional IT services providers, combining domain-led intelligence with AI execution at scale.

About the role

You will join the clients in-house engineering team working on a clinical learning platform that is going through a platform migration and adding AI-powered features. This is a hands-on senior role: you will write code,



shape technical design, guide other engineers, and work directly with US-based stakeholders.

What you will do

- Design, build and maintain front-end, back-end and API components using TypeScript, Node.js and React.
- Build and integrate AI features using LLM APIs (OpenAI, Anthropic, Gemini or similar).
- Design data models and write optimized SQL.
- Lead technical discussions, review code, and mentor junior engineers.
- Work in Agile sprints with US teams: refinement, estimation and status updates.
- Act as first point of escalation for complex technical issues in your area.

Must-have skills

- 6+ years in software engineering, with robust hands-on full-stack work.
- TypeScript / JavaScript, Node.js, Express, React.
- SQL, relational data modeling, and query optimization.
- REST API design and third-party integrations.
- Hands-on experience integrating LLM APIs and using prompt engineering (structured outputs, system prompts).
- Daily use of AI coding tools (GitHub Copilot, Cursor, Claude Code or similar).
- Unit testing / TDD and code reviews in Agile teams.
- Excellent spoken and written English, and comfort working directly with US clients.

Good-to-have skills

- Agentic AI: tool/function calling, MCP, agent frameworks, LLM evaluation (LLM-as-judge, regression tests).
- Responsible AI practices: guardrails, PII handling.
- LMS integrations, e.g. Cornerstone, Workday Learning, or LTI/SCORM-based platforms.
- Python; exposure to Java or .NET.
- Healthcare, EHR (e.g., Epic) or edtech domain experience.
- Experience as a tech lead or mentor.

📌 Senior Software Engineer (Kolkata)
🏢 Learningmate Solutions
📍 Kolkata