Senior Full Stack UI Engineer (5+ Years in React.js, TypeScript/JavaScript and RESTful APIs)
Asia
August 19, 2026 at 6:37 PM
✨ AI summary
Location
Pune/Pimpri‑Chinchwad Area, India
Languages
JavaScript
TypeScript
Frameworks
React.js
Angular (preferred)
Node.js / Express (preferred)
Databases
PostgreSQL
Oracle
Experience Level
5+ years developing modern web applications
Position Type
Full time
Type Of Hire
Experienced (relevant combo of work and education)
Job Title
Senior Full Stack UI Engineer
Intro
We are FIS. Our technology powers the world’s economy and our teams bring innovation to life. We champion diversity to deliver the best products and solutions for our colleagues, clients and communities. If you’re ready to start learning, growing and making an impact with a career in fintech, we’d like to know~ Are you FIS?
About The Role
As a 5, you will design, develop, and enhance scalable web applications that deliver exceptional user experiences and support critical business outcomes. You will collaborate with product, user experience, engineering, and architecture teams to build modern, secure, and high-performing solutions. Success in this role requires balancing technical excellence with customer-centric design, driving architectural decisions, and contributing to the continuous evolution of engineering standards and best practices.
What You Will Be Doing
Design and develop responsive, scalable web applications using modern front-end technologies and frameworks
Partner with product and user experience teams to translate business requirements into intuitive digital experiences
Drive application architecture, technical design, and development best practices for front-end and full stack solutions
Build reusable, maintainable components that improve development efficiency and consistency
Develop and integrate RESTful APIs and backend services to support application functionality and performance
Optimize application performance through effective caching strategies, monitoring, and continuous improvement
Implement secure authentication, authorization, and data protection practices across applications
Collaborate with cross-functional teams to resolve technical challenges and deliver high-quality software solutions
Support production environments through troubleshooting, root cause analysis, and continuous enhancement initiatives
Contribute to code reviews, testing strategies, documentation, and knowledge sharing within the engineering organization
Required Qualifications
Demonstrated 5+ Years experience developing modern web applications using React.js and TypeScript/JavaScript
Strong understanding of user-centered design principles and front-end application development
Expertise in designing scalable, maintainable, and high-performing software architectures
Experience building and consuming RESTful APIs and integrating distributed services
Knowledge of authentication protocols, application security principles, and secure coding practices
Experience working with relational databases such as PostgreSQL, Oracle, or similar technologies
Proficiency in software development lifecycle practices, including testing, code reviews, and CI/CD workflows
Strong analytical, problem-solving, communication, and collaboration skills with the ability to influence technical decisions
Preferred Qualifications
Experience with Angular or additional modern front-end frameworks
Experience with Node.js and backend frameworks such as Express
Knowledge of functional programming concepts and frameworks
Experience developing and supporting Software-as-a-Service (SaaS) platforms
Experience with front-end build, automation, and DevOps tooling
Hands-on experience with unit, integration, and end-to-end testing frameworks
What We Offer You
At FIS, you can grow your career as far as you want to take it. Here’s what else we offer~
Opportunities to make an impact in fintech
Personal and professional learning
Inclusive, diverse work environment
Resources to give back to your community
Competitive salary and benefits
Privacy Statement
FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice.
Sourcing Model
Recruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.