Senior Fullstack Developer – Node/React
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Job Description
Senior Full-Stack Developer at Lean Tech responsible for designing and developing high-performance applications. Collaborating across teams to deliver cutting-edge solutions in various sectors.
Responsibilities:
- Design, code, and test high-quality features and services for both our front-end (React) and back-end (NodeJS/Express) applications
- Support technical design discussions, define system architecture, and ensure solutions are scalable, secure, and cost-effective within the AWS environment
- Conduct rigorous code reviews, establish coding standards, and actively mentor mid-level and junior developers on best practices and complex technical concepts
- Design, develop, and maintain high-performance, scalable web applications
- Collaborate with cross-functional teams to define, design, and ship new features
- Write clean, maintainable, and efficient code
- Troubleshoot and debug applications
Requirements:
- 5+ years of experience in designing, developing, and maintaining NodeJS ecosystems and products
- 5+ years of experience in designing, developing, and maintaining React ecosystems and products
- Bachelor’s degree in Computer Science, Engineering, or a related technical field
- Expert proficiency in modern JavaScript (ES6+) and a strong command of TypeScript for building type-safe applications
- Deep expertise in React.js, including Hooks, Context API, and component lifecycle
- Extensive experience with common state management libraries (Redux, Redux Toolkit)
- Proficiency in modern styling techniques (e.g., Styled-Components, CSS-in-JS, or Sass/Less)
- Strong knowledge of both relational (DocumentDB) and NoSQL (MongoDB, DynamoDB) databases, including schema design and query optimization
- Strong understanding of security principles, including authentication (JWT, OAuth), authorization, and data encryption
Benefits:
- Professional development opportunities with international customers
- Collaborative work environment
- Career path and mentorship programs
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