Sr. Software Engineer (Node)

Sr. Software Engineer (Node)

Location: Dallas, TX

Role overview

Lead the design and implementation of scalable backend systems and REST APIs, with responsibilities spanning architecture, database design, technical leadership, performance optimization, and Azure-based deployment.

Responsibilities

• System architecture & design: Own design and implementation of maintainable, scalable systems aligned with business requirements and technical standards.
• Backend & database development:
  • Develop robust backend services using Node.js frameworks (Express.js, Fastify, etc.).
  • Design and optimize SQL database schemas, write complex queries, and improve performance.
  • Implement ORM-based data access (Prisma, TypeORM, Sequelize, or similar).
• API design & documentation: Build well-documented RESTful APIs using OpenAPI/Swagger.
• Technical leadership: Mentor junior engineers, run code reviews, and enforce coding standards.
• Performance & reliability: Identify and fix performance bottlenecks across services, databases, and APIs.
• Collaboration: Partner with cross-functional teams (including .NET developers and product managers).
• Documentation: Maintain technical documentation for systems, processes, and codebases.
• Security & compliance: Apply security best practices and ensure compliance with relevant regulations/standards.
• Problem solving: Troubleshoot complex issues to minimize downtime.
• Cloud & DevOps: Deploy and operate services on Azure, implement CI/CD, and use Docker; work with GitHub Actions/workflows.

Requirements

• 10+ years professional software engineering experience focused on Node and React, primarily backend.
• Strong backend expertise with Node.js 20 LTS (and backend frameworks such as Express.js, Fastify, NestJS, etc.).
• Advanced SQL skills with PostgreSQL, MySQL, or SQL Server (schema design, indexing, optimization, performance tuning).
• Experience building and documenting RESTful APIs.
• Experience with ORMs such as Prisma, TypeORM, or Sequelize.
• Proficiency with modern web/mobile stack: Next 15+, React 19+, React Native 0.80+, Expo SDK 54+.
• Azure experience with services such as App Service, Azure Functions, Azure SQL Database, Blob Storage, API Management.
• DevOps/containerization experience: Docker, CI/CD pipelines (Azure DevOps, GitHub Actions), and container hosting (Azure Container Instances or AKS).
• Testing experience using Jest, Mocha, Supertest, and TDD.
• Strong Git workflow and PR review/branching practices.
• Understanding of distributed systems and microservices patterns.
• Authentication & security implementation experience (e.g., JWT, OAuth, Azure AD).

Nice to have

• Familiarity with GraphQL or tRPC.
• Experience with .NET Core, C#, and full-stack development.