Qualifications:

• 4+ years of experience with Node.js and Express
• 2+ years of professional experience with React and TypeScript.
• Strong TypeScript fundamentals, including generics, utility types, type narrowing, and typed API contracts.
• Strong understanding of MCP principles.
• Experience building AI agents.
• Experience designing and consuming REST APIs.
• Good understanding of asynchronous JavaScript, Promises, async/await, and error handling.
• Experience with schema validation libraries such as Zod or similar.
• Familiarity with Jest, component testing, mocking, and integration testing practices.
• Understanding of common web security concepts, including CORS, CSRF, input validation, secrets handling, and OWASP fundamentals.
• Exposure to Model Context Protocol (MCP), AI agent tooling, LLM tool/function calling, or building LLM-facing APIs.
• Practical experience using AI coding agents such as Codex or Claude Code for code generation, refactoring, testing, and debugging.

Preferred skills:

• Experience with AWS Bedrock.
• Prior experience with fintech or financial systems.
• Experience working with sensitive customer or financial data.
• Experience with AWS services and production cloud environments.
• Docker experience.
• Experience with OpenAPI/Swagger and API contract documentation.
• Familiarity with observability tooling, structured logging, metrics, and production debugging.
• Understanding of API reliability patterns such as retries, timeouts, rate limiting, and idempotency.
• Experience designing tools or APIs specifically for LLM agents.
• Experience evaluating or debugging AI-agent workflows and tool calls.

Benefits:

• Opportunity to contribute to global initiatives and work with an international team.
• A high-impact role at a growing SaaS company that values personal growth, accountability, and teamwork.
• Supportive, transparent culture focused on open communication and problem-solving.
• Company-sponsored English lessons for non-native speakers to support ongoing language development.
• Fully remote work environment.
• Competitive pay.

BillingPlatform provides equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, pregnancy, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law.

Originally posted on Himalayas