Software Engineer II

The BYX Platform provides shared identity, API management, event framework, and portal capabilities for enterprise applications and implementation teams. We are seeking a skilled Platform Full-Stack Engineer to build and enhance platform applications and AI-driven agentic workflows using LangGraph.

Responsibilities:

• Design, develop, and maintain full-stack features across front-end, back-end services, and APIs.
• Build REST APIs and data models across SQL and NoSQL data stores.
• Develop LangGraph-based agentic workflows, including multi-step orchestration, state handling, tool integration, and guardrails.
• Integrate LLM capabilities with platform services, APIs, and enterprise data sources.
• Write clean, testable code and contribute to code reviews, unit testing, and CI/CD pipelines.
• Troubleshoot defects and performance issues across the application stack.
• Collaborate with product, platform, and QA teams and maintain technical documentation.

Requirements:

• 2.5-5 years of hands-on experience in full-stack application development.
• Strong proficiency in JavaScript/TypeScript with a modern front-end framework and a back-end stack such as Node.js or Python.
• Hands-on experience with SQL databases, including schema design, query writing, and performance tuning.
• Working experience with NoSQL databases such as MongoDB, Redis, or DynamoDB.
• Practical experience building agentic or LLM-powered applications using LangGraph; LangChain experience is a plus.
• Good understanding of REST API design, JSON, and authentication concepts.
• Experience with Git, CI/CD, and agile delivery using Jira or a similar tool.
• Strong problem-solving, communication, and collaboration skills.

Skills

Full-Stack, JavaScript, LLM, LangChain, LangGraph, Node.js, Python, React, TypeScript