Freelance Software Engineer Node Js Jobs (NOW HIRING)

Job Summary:
Evry Health is a remote company headquartered in Dallas, Texas, seeking a Senior Software Engineer to lead the design and implementation of scalable systems. The role involves backend development using Node.js and React technologies, API design, and providing technical leadership to junior engineers.
Responsibilities:
• System Architecture & Design: Lead the design and implementation of scalable and maintainable systems, ensuring alignment with business requirements and technical standards
• Development & Coding: Write efficient and maintainable code using Node 20 LTS (back-end), Next 15+ (Backend + Front end), React 19+, React Native 0.80+, and Expo SDK 54+ technologies, following best practices for software development, including test-driven development and continuous integration. Primary focus will be on backend services, RESTful API development, Next.js API routes, and SQL database design and optimization
• Backend & Database Development: Design and optimize SQL database schemas, write complex queries, and implement ORMs (Prisma, TypeORM, Sequelize, or similar). Build and maintain robust backend services using Express.js, Fastify, or similar Node.js frameworks
• API Design & Documentation: Create well-documented RESTful APIs using OpenAPI/Swagger specifications, ensuring consistency and ease of integration for frontend and mobile applications
• Technical Leadership: Provide technical guidance and mentorship to junior engineers, conducting code reviews, and ensuring adherence to established coding standards and practices
• Performance Optimization: Identify and resolve performance bottlenecks in systems, databases, and APIs, ensuring high availability and reliability of services
• Collaboration: Work closely with cross-functional teams, including .NET core developers and product managers, to deliver software solutions
• Documentation: Create and maintain technical documentation for systems, processes, and codebases to ensure knowledge sharing and continuity
• Security & Compliance: Implement and enforce security best practices, ensuring that backend systems are secure and compliant with relevant regulations and standards
• Problem Solving: Troubleshoot and resolve complex technical issues, providing timely and effective solutions to minimize downtime and ensure smooth operation of systems
• Cloud & DevOps: Deploy and manage applications on Azure cloud platform, implement CI/CD pipelines, and work with containerization technologies (Docker). Familiarity with GitHub actions and workflows.
Qualifications:
Required:
• Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience)
• 10+ years of professional experience in software development, with a focus on Node and React technologies, primarily in backend development
• Strong backend expertise: Deep proficiency in Node.js 20 LTS for backend development, including experience with Express.js, Fastify, NestJS, or similar frameworks
• Database proficiency: Advanced SQL skills with PostgreSQL, MySQL, or SQL Server, including schema design, query optimization, indexing, and performance tuning. Experience with ORMs such as Prisma, TypeORM, or Sequelize
• API development: Proven experience designing, building, and documenting RESTful APIs. Familiarity with GraphQL or tRPC is a plus
• Experience with full-stack development and back-end technologies (.NET core, Azure, C#, etc.)
• Proficiency in Node 20 LTS (back-end), Next 15+ (Backend + Front end), React 19+, React Native 0.80+, and Expo SDK 54+ technologies
• Azure cloud platform: Experience with Azure services (App Service, Azure Functions, Azure SQL Database, Blob Storage, API Management, etc.)
• DevOps & containerization: Hands-on experience with Docker, CI/CD pipelines (Azure DevOps, GitHub Actions), and Azure Container Instances or Azure Kubernetes Service
• Testing: Experience with backend testing frameworks (Jest, Mocha, Supertest) and test-driven development practices
• Version control: Strong Git workflow experience, including pull request reviews, branching strategies, and collaborative development
• Understanding of services architecture, distributed systems, and microservices patterns
• Authentication & security: Experience implementing authentication and authorization (JWT, OAuth, Azure AD, or similar)
• Monitoring & logging: Experience with Sentry for error tracking and Azure Application Insights for application monitoring and performance analysis
• Caching & message queues: Experience with Redis for caching and BullMQ for job queue management
• Telecommuting Requirements: Must live in the Dallas-Fort Worth, TX area or be willing to relocate, required to have a dedicated work area established that is separate from other living areas and provides information privacy, ability to keep all company sensitive documents secure, must live in a location that receives an existing high-speed internet connection/service
Preferred:
• Familiarity with GraphQL or tRPC is a plus
• Bonus: Healthcare software development experience
Company:
Evry Health makes healthcare affordable and high quality again by providing expanded benefits at an affordable price. It is a sub-organization of Globe Life. Founded in 2017, the company is headquartered in Mountain View, USA, with a team of 51-200 employees. The company is currently Growth Stage.