Senior Fullstack Developer (Node.js+React.js+API Banking)

ValueLabs; Dubai; On-site; AED 340,000 - 520,000; Full time

Job summary

ValueLabs in Dubai is seeking a Senior Frontend Developer with strong React.js (TypeScript) expertise to build enterprise web applications. You will craft scalable UI components, optimize performance, and work with banking APIs in a fast-paced environment.

The role requires 7+ years of hands-on experience, RESTful APIs, GraphQL, and modern front-end tooling. Strong collaboration and testing practices are essential.

Qualifications

• 7+ years of coding experience in ReactJS (TypeScript) for enterprise apps.
• Strong experience in API Banking & Merchant Acquiring.
• Develop UI components that are self-contained, reusable and testable.
• Architect and automate build processes for production.
• Knowledge of TypeScript data structures and modern front-end tooling.
• Knowledge of performance tuning and front-end optimization.
• Banking or Retail domain knowledge is a plus.
• Experience with CSS-in-JS, Tailwind CSS or Styled Components.

Responsibilities

• Develop scalable, responsive UI components with React concepts.
• Implement and optimize frontend performance across devices.
• Collaborate with backend teams on RESTful APIs and GraphQL.
• Contribute to CI/CD pipelines and automated testing.
• Work with containerization and orchestration tools like Docker/Kubernetes.
• Ensure code quality with unit testing (Jest/Enzyme/Jasmine).

Skills

ReactJS

TypeScript

HTML

CSS

API Banking

Merchant Acquiring

UI Components

Performance Tuning

RESTful APIs

CI/CD

Docker

Kubernetes

GraphQL

Styled Components

Tailwind CSS

Testing (Jest)

Tools

Docker

Kubernetes

Kafka

GraphQL

Jest

Job description

Secondary skillset - React.js+HTML+CSS

Experience

• Minimum 7 years of coding experience in ReactJS (TypeScript), HTML, CSS-Pre-processors, or CSS-in-JS in creating Enterprise Applications with high performance for Responsive Web Applications.
• Strong experience in API Banking & Merchant Acquiring.
• Developing and implementing highly responsive user interface components using React concepts. (self-contained, reusable, and testable modules and components)
• Architecting and automating the build process for production, using task runners or scripts
• Knowledge of Data Structures for TypeScript.
• Monitoring and improving front-end performance.
• Banking or Retail domains knowledge is good to have.
• Hands on experience in performance tuning, debugging, monitoring.

Technical Skills

• Excellent knowledge developing scalable and highly available Restful APIs using NodeJS technologies
• Well versed with CI/CD principles, and actively involved in solving, troubleshooting issues in distributed services ecosystem
• Understanding of containerization, experienced in Dockers, Kubernetes.
• Exposed to API gateway integrations like 3Scale.
• Understanding of Single-Sign-on or token-based authentication (Rest, JWT, OAuth)
• Possess expert knowledge of task/message queues include but not limited to: AWS, Microsoft Azure, Pushpin and Kafka.
• Practical experience with GraphQL is good to have.
• Experiencing in Developing responsive web-based UI
• Have experience on Styled Components, Tailwind CSS, Material UI and other CSS-in-JS techniques
• Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
• Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
• Documenting the code inline using JSDoc or other conventions
• Thorough understanding of React.js and its core principles
• Familiarity with modern front-end build pipelines and tools
• Experience with popular React.js workflows (such as Flux or Redux or ContextAPI or Data Structures)
• A knack for benchmarking and optimization
• Knowledge of React and common tools used in the wider React ecosystem, such as npm, yarn etc
• Familiarity with common programming tools such as RESTful APIs, TypeScript, version control software, and remote deployment tools, CI/CD tools
• An understanding of common programming paradigms and fundamental React principles, such as React components, hooks, and the React lifecycle
• Unit testing using Jest, Enzyme, Jasmine or equivalent framework