Full Stack Developer – Node.js, React.js, TypeScript & AI-Assisted Development

Full Stack Developer – Node.js, React.js, TypeScript & AI-Assisted Development

Job Summary

Synechron is seeking a Full Stack Developer (Node + React) with strong practical experience in Node.js and React.js. The role is responsible for designing, developing, testing, maintaining, and supporting full-stack applications, scalable RESTful APIs, microservices, and responsive user interfaces.The position contributes to Synechron’s technology objectives by delivering maintainable, reliable, and well-tested software while using AI code generation tools responsibly to improve development efficiency. The successful candidate will collaborate with cross-functional teams, contribute to engineering standards, and support timely resolution of application and production issues.

Software Requirements

Required

• Node.js: 3+ years of professional full-stack development experience, with strong proficiency in Express, NestJS, or a similar framework.

• React.js: Strong proficiency with React Hooks, state management, component architecture, responsive design, and performant user interface development.

• TypeScript: Practical experience developing maintainable frontend and backend applications.

• JavaScript: Working knowledge for full-stack application development.

• AI code generation tools: Hands-on experience using tools such as GitHub Copilot, Claude Code, Cursor, or similar solutions.

• Prompt engineering: Understanding of prompt engineering techniques for coding tasks.

• SQL databases: Proficiency with PostgreSQL or comparable SQL technologies.

• NoSQL databases: Proficiency with MongoDB or comparable NoSQL technologies.

• Redis: Experience using Redis for caching, session management, data access, or related application requirements.

• RESTful APIs: Understanding of API design principles and best practices.

• Microservices: Experience building or integrating scalable RESTful APIs and microservices.

• Git: Experience with version control and branching strategies.

• CI/CD: Experience working with automated build, testing, and deployment pipelines.

• Testing and code quality: Ability to write clean, maintainable, reusable, and well-tested code.

• Production support: Experience troubleshooting, debugging, and resolving application issues.

Preferred

• Experience with advanced Node.js and React.js application architecture.

• Experience integrating AI-assisted development into testing, documentation, refactoring, debugging, or code-generation workflows.

• Familiarity with automated testing, static analysis, dependency checks, and performance testing.

• Exposure to cloud-based application deployment and monitoring.

• Experience with containerized applications and automated deployment environments.

• Familiarity with responsible AI-assisted development practices, including reviewing generated code for correctness, security, privacy, and maintainability.

• Experience improving development workflows through automation and reusable components.

• Familiarity with API documentation, asynchronous processing, messaging, or distributed application tools.

• Exposure to reusable design systems and accessibility-focused frontend development.

Overall Responsibilities

• Design, develop, test, maintain, and support full-stack applications using Node.js, React.js, TypeScript, and related technologies.

• Build scalable RESTful APIs and microservices using Express, NestJS, or similar Node.js frameworks.

• Develop responsive, accessible, and performant user interfaces using React.js, React Hooks, state management, and reusable component architecture.

• Integrate and effectively use AI code generation tools to support development workflows and improve delivery efficiency.

• Apply prompt engineering techniques for coding tasks and validate AI-generated output through code review, testing, security checks, and functional verification.

• Write clean, maintainable, reusable, and well-tested code that supports long-term application quality.

• Work with PostgreSQL, MongoDB, Redis, and other SQL or NoSQL data stores as required.

• Collaborate with cross-functional teams to define, refine, implement, and validate software features.

• Participate in code reviews and contribute to coding standards, engineering best practices, technical documentation, and knowledge sharing.

• Develop and maintain CI/CD pipelines that support consistent build, testing, and deployment activities.

• Troubleshoot, diagnose, and resolve application, integration, performance, and production issues.

• Contribute to improved software quality, application performance, development efficiency, operational reliability, and reduced rework.

• Support sustainable engineering practices through reusable components, efficient processing, and appropriate technology use.

• Deliver software solutions that meet agreed requirements for functionality, maintainability, performance, security, and quality.

The strategic objectives of the role are to:

• Deliver scalable, reliable, and maintainable full-stack applications using Node.js and React.js.

• Improve development efficiency through effective and responsible use of AI code generation tools.

• Build APIs, microservices, and user interfaces that support evolving business requirements.

• Strengthen engineering quality through testing, code reviews, CI/CD, documentation, and consistent development practices.

• Improve application stability, performance, usability, and production support outcomes.

Performance is measured through:

• Delivery of features and enhancements within agreed timelines and quality expectations.

• APIs, microservices, and frontend applications that meet defined performance, scalability, and maintainability requirements.

• AI-assisted code that is reviewed, tested, secured, and integrated according to engineering standards.

• Timely investigation and resolution of production defects and performance issues.

• Reliable and repeatable CI/CD build, testing, and deployment processes.

• Clear and maintained technical decisions, code, tests, documentation, and operational procedures.

Technical Skills (By Category)

Programming Languages

Essential

• Strong Node.js development experience.

• Strong proficiency in TypeScript.

• Working knowledge of JavaScript for full-stack application development.

• Ability to write modular, readable, maintainable, and testable code.

• Understanding of asynchronous programming, error handling, API integration, and application performance.

Preferred

• Experience with modern JavaScript language features and application development patterns.

• Familiarity with scripting for automation, testing, or development-support activities.

Databases/Data Management

Essential

• Proficiency with SQL databases, particularly PostgreSQL.

• Proficiency with NoSQL databases, particularly MongoDB.

• Experience using Redis for caching, session management, data access, or related application needs.

• Understanding of data modeling, querying, indexing, transactions, validation, and data integrity.

• Ability to design and maintain data-access patterns that support performance and scalability.

Preferred

• Experience working with multiple database technologies in distributed applications.

• Familiarity with database performance monitoring, migration, backup, recovery, and optimization.

• Exposure to caching strategies and data-consistency considerations in microservices environments.

Cloud Technologies

Essential

• Understanding of deploying and operating full-stack applications in cloud or enterprise environments.

• Awareness of application scalability, availability, monitoring, access control, and resource management.

Preferred

• Experience with cloud-based application deployment and managed database services.

• Familiarity with containers, orchestration, cloud networking, storage, and application monitoring.

• Experience optimizing application and cloud resource usage to support efficient and sustainable technology delivery.

Frameworks and Libraries

Essential

• Node.js with Express, NestJS, or a similar framework.

• React.js with Hooks, state management, and component architecture.

• TypeScript-based frontend and backend development.

• Experience building scalable RESTful APIs.

• Understanding of microservices architecture and service integration.

• Ability to develop responsive and performant user interfaces.

Preferred

• Experience with frontend component libraries, routing, form handling, validation, and performance optimization.

• Familiarity with API documentation, asynchronous processing, messaging, or distributed application tools.

• Exposure to reusable design systems and accessibility-focused frontend development.

Development Tools and Methodologies

Essential

• Git version control and branching strategies.

• Experience with CI/CD pipelines for automated build, testing, and deployment.

• Experience with code reviews, defect resolution, technical documentation, and collaborative development.

• Understanding of software development lifecycle practices.

• Ability to work with cross-functional teams to define and deliver features.

• Experience troubleshooting and debugging production issues.

• Hands-on experience using AI code generation tools and prompt engineering for coding tasks.

Preferred

• Experience integrating AI-assisted development into testing, documentation, refactoring, debugging, or code-generation workflows.

• Familiarity with automated testing, static analysis, dependency scanning, and performance testing.

• Exposure to Agile or iterative software development practices.

• Experience with containerization and automated deployment environments.

Security Protocols

Essential

• Understanding of secure coding practices for Node.js, React.js, TypeScript, RESTful APIs, and microservices.

• Knowledge of authentication, authorization, access controls, input validation, secure API design, and protection of sensitive data.

• Ability to review AI-generated code for security, privacy, quality, correctness, and maintainability.

• Awareness of dependency management, secrets protection, secure configuration, and vulnerability remediation.

Preferred

• Experience integrating security checks into CI/CD pipelines.

• Familiarity with application security testing, threat modeling, secure headers, encryption, and API security controls.

• Experience applying responsible AI-assisted development practices to protect source code and sensitive information.

Experience Requirements

• Minimum of 3 years of professional experience in full-stack development.

• Strong practical experience developing applications using Node.js, React.js, TypeScript, RESTful APIs, and SQL or NoSQL databases.

• Demonstrable experience building scalable RESTful APIs and microservices.

• Experience developing responsive, performant, and maintainable React.js user interfaces.

• Hands-on experience with AI code generation tools and prompt engineering for coding tasks.

• Experience working with PostgreSQL, MongoDB, Redis, or comparable SQL and NoSQL databases.

• Experience with Git, version control, CI/CD pipelines, code reviews, testing, and production troubleshooting.

• Experience collaborating with cross-functional teams to define and implement software features.

• Experience in financial services, technology, or other relevant industries is preferred but not required.

• Candidates may qualify through equivalent hands-on full-stack development experience, significant project delivery, or a portfolio demonstrating the required Node.js, React.js, TypeScript, database, API, and AI-assisted development skills.

Day-to-Day Activities

• Design, develop, test, and maintain Node.js services, RESTful APIs, microservices, React.js interfaces, TypeScript components, and database integrations.

• Participate in requirements discussions, planning sessions, technical design reviews, code reviews, delivery coordination, and cross-functional collaboration.

• Deliver tested application features, API changes, reusable components, CI/CD updates, technical documentation, defect fixes, and production support outcomes.

• Make technical decisions within the assigned scope, use AI code generation tools responsibly, validate implementation quality, troubleshoot issues, and escalate risks or dependencies appropriately.

Qualifications

• A bachelor’s degree in Computer Science, Information Technology, Software Engineering, or a related field is preferred; equivalent relevant professional experience may also be considered.

• At least 3 years of full-stack development experience with demonstrated delivery using Node.js, React.js, TypeScript, RESTful APIs, and SQL or NoSQL databases.

• Relevant training in Node.js, React.js, TypeScript, databases, RESTful APIs, microservices, CI/CD, software testing, or AI-assisted development is preferred.

• Certifications in cloud, software development, databases, DevOps, or related technologies are preferred but are not mandatory unless required for a specific assignment.

• Maintain continuous professional development in full-stack engineering, AI code generation, prompt engineering, application security, testing, cloud technologies, and modern development practices.

Professional Competencies

• Apply critical thinking, structured analysis, and practical problem-solving to resolve application, API, database, performance, and production issues.

• Collaborate effectively with cross-functional teams and contribute to code reviews, engineering standards, knowledge sharing, and delivery outcomes.

• Communicate technical requirements, implementation decisions, risks, progress, and recommendations clearly to technical and non-technical stakeholders.

• Adapt to changing requirements, technologies, development practices, and delivery priorities while maintaining code quality and reliability.

• Identify opportunities to improve application architecture, user experience, development efficiency, automation, reusability, security, and sustainable technology use.

• Prioritize and manage development, testing, troubleshooting, documentation, and deployment activities while meeting agreed timelines.

S​YNECHRON’S DIVERSITY & INCLUSION STATEMENT

Diversity & Inclusion are fundamental to our culture, and Synechron is proud to be an equal opportunity workplace and is an affirmative action employer. Our Diversity, Equity, and Inclusion (DEI) initiative ‘Same Difference’ is committed to fostering an inclusive culture – promoting equality, diversity and an environment that is respectful to all. We strongly believe that a diverse workforce helps build stronger, successful businesses as a global company. We encourage applicants from across diverse backgrounds, race, ethnicities, religion, age, marital status, gender, sexual orientations, or disabilities to apply. We empower our global workforce by offering flexible workplace arrangements, mentoring, internal mobility, learning and development programs, and more.

All employment decisions at Synechron are based on business needs, job requirements and individual qualifications, without regard to the applicant’s gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.

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