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Java React Full Stack Engineer

Fis

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196 open react roles across 58 companies are on ApplySarthi right now, most of them in Bengaluru (20), Mumbai (11), Hyderabad (9).

What react roles keep asking for: React (48%), Agile (45%), JavaScript (25%), TypeScript (22%), CSS (20%), AWS (19%), HTML (19%), CI/CD (18%) — counted across their open postings here.

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Counted across 14 company job boards, updated as roles open and close.

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Questions you are likely to be asked

  1. Why do you want to join Fis?
  2. What is your experience with AWS? Tell me one thing you learned the hard way.
  3. How do you make a page accessible and work on every screen size?
  4. Walk me through how a page loads, from typing the URL to seeing it.
  5. How do you keep a large web page fast? Walk me through what you would check first.

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Job Posting Description Are you curious, motivated, and forward-thinking? At FIS, you’ll have the opportunity to support the coordination and delivery of meaningful projects that connect financial services with modern technology. Our talented people empower us, and we believe in being part of a team that is open, collaborative, entrepreneurial, passionate, and above all, fun. About the team You will be part of our Application Excellence team , working closely with Clients, Business stakeholders, and Incident Management teams to provide Level 3 production support for critical applications. You will analyse code, architecture and business requirements to troubleshoot issues, implement enhancements and ensure solutions align with product standards. Collaborating with Subject Matter Experts and Architects, you will drive root cause analysis, recommend design improvements and deliver high-quality changes that enhance application stability, performance and user experience. What You will be doing Accountable for ownership of client’s needs and requests. Complete client maintenance as requested, ensuring verification of changes with quality and accuracy. Prepare for and attends established client issues calls. Participate in or facilitate internal and external meetings, assists in research, fact finding and in preparing proper documentation. Prepare for and attends established development meetings. Document and maintain any communication with clients. Able to determine impact across component lines of development, issues or client requests. Facilitates knowledge transfer between ongoing projects and client issues to ensure components are meeting client and TSYS needs. Help determine alternatives to meet client needs or increase revenue opportunities for TSYS. May represent department in various focus groups. Understand and consult on system design, utilization and availability of value-added products and is able to offer product alternatives. Understand client’s strategic needs Keep current on system and module enhancements. Serve as authority on all module/client-related issues. Develop high-level client relationships. Document any communication with client. May support or participate in the execution of client consultant job duties. Seek opportunities to stay current and expand technical expertise. Sell TSYS and offers product alternatives. Continue to develop and maintain positive working relationships with various areas within TSYS organization. To solve any client software problems relating to TSYS software, identify bugs using various tools and provide solution Establish a positive rapport with the client(s) to develop and maintain long term relationships to understand client(s) business needs, objectives and expectations. First line of contact with the clients, requiring full accountability and ownership for meeting Client's needs and demands, available 24 hours a day, seven days a week (may carry a company mobile). Responsible for focusing on core business needs relative to assigned component(s) with proactive drives in delivering various client requirements to ensure overall success. Understand and adhere to department practices, procedures, and methodologies. Maintain an extensive knowledge of the industry, transaction processing, and/or financial services businesses. Perform detailed and complex analysis, issue resolution, developmental requests, and change controls to select system components, while maintaining a high level of system data integrity, focusing to ensure overall success. What you bring 3 to 5 years of work experience with working knowledge on Java8 and above, Junits, Springboot, ReactJS, Java Script, Kafka, RESTFul API Well-versed in Object Oriented programming, Microservices Based architecture Good working knowledge of Oracle Pl/Sql Hands-on experience of modernization tools such as G5, Liquibase, Git, Jenkins and AWS Added Bonus if you have • Previous experience with payment system platforms • Knowledge in Payment Systems processes and cycles: Issuing, Authorization, Clearing and Settlement • Familiar with ISO 8583 message format What We Offer You An exciting opportunity to be part of the world’s leading FinTech product organization. A vibrant team environment and the opportunity to build a career in the core banking/payments domain. Competitive salary and attractive benefits including GHMI/Hospitalization coverage for employees and dependents. A multifaceted role with a high degree of responsibility and a wide range of opportunities. A broad range of professional education and personal development possibilities – FIS is your final career step 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. #pridepass

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Listed on workday · posted 2026-09-24. ApplySarthi collects openings and links to application pages; the role is advertised by Fis, not by us.