LP
Lead Software Engineer (Full-Stack)
LinkedIn Recruiter Post
Lead full - stack development of enterprise - grade trading and post - trade applications in a capital markets environment.
About the role
- Senior Software Engineer responsible for developing platform integrations and APIs for a fintech startup. Working with AWS infrastructure and AI tools to enhance financial connectivity and access.
Responsibilities
- Architect, build, and maintain robust integrations between our platform and external third-party systems
- Ensure scalability, reliability, and security within our AWS environment
- Design and implement well-structured APIs and services that enable seamless data exchange across platforms, following best practices in versioning, authentication, and error handling
- Build and operate services on AWS with strong CI/CD practices and infrastructure-as-code (IaC) to enable reliable, repeatable deployments
- Implement monitoring, logging, and alerting for integrations
- Investigate incidents, resolve root causes, and proactively harden systems against recurrence
- Use AI tools in day-to-day development (e.g., for code generation, debugging, test creation, and documentation) and help establish practical AI adoption across the team
Requirements
- 6+ years in backend or platform engineering, with a strong focus on system integrations, workflow orchestration, and API-driven solutions
- Preferably Node.js + TypeScript, with strong experience building APIs and working with event-driven/serverless systems
- Strong AWS experience and solid CI/CD practices (build/test/release pipelines, deployment automation, and operating production services)
- Comfortable using AI coding tools (e.g., Cursor, GitHub Copilot, Claude Code, Codex) and familiar with integrating LLM APIs (e.g., MCP, RAG)
- Hands-on experience with relational databases (AWS Aurora, PostgreSQL, MySQL), including schema design and ORM frameworks (TypeORM)
- Strong analytical mindset with the ability to debug complex integration flows and resolve issues across multiple systems
- Experience in fintech, payments, crypto, or financial services integrations is a plus
Benefits
- Insurance coverage after probation
- Reap Card stipend
- Use of AI tools at work, and the space to learn, experiment, and grow with them
- A culture of innovation, inclusion, and continuous learning
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