For over 17 years, Trilyon has been a leader in global workforce solutions, specializing in Cloud Technology, AI/ML, Software Development, Technical Writing, and Digital Transformation. We partner with top companies to deliver high-quality talent in engineering, IT, and emerging technologies. For additional information or to view all of our job opportunities, please visit our website https://trilyonservices.com/careers/
We are seeking a ReactJs Senior Developer to join our team. This role will involve designing, developing, and maintaining high-performance enterprise applications using ReactJS, Java, Spring Boot, REST APIs, and relational databases. The ideal candidate will have strong experience in front-end development, Java-based enterprise applications, software architecture, Agile methodologies, and modern development practices.
Job Title: ReactJs Senior Developer
Location: Sunrise, FL (On-site)
Duration: 6 months
Work Arrangement: On-site; candidates must be local to the Sunrise/Fort Lauderdale, FL area.
The ReactJs Senior Developer will be responsible for developing scalable, high-performance enterprise applications and collaborating with cross-functional teams throughout the full Software Development Lifecycle (SDLC). The role requires strong expertise in ReactJS, Java, Spring Boot, RDBMS technologies, REST APIs, Agile methodologies, and software architecture and design.
Key Responsibilities:- Design, develop, test, debug, deploy, and maintain high-performance enterprise applications using ReactJS, Java, Spring Boot, and REST APIs.
- Develop modern, responsive, scalable, and reusable front-end components using ReactJS and JavaScript.
- Work extensively with Spring Boot, Spring Core, Spring Data, and Spring Security for enterprise application development.
- Participate in the complete SDLC, including requirements analysis, architecture, design, development, testing, deployment, and production support.
- Build and integrate RESTful APIs and services to support enterprise-level web applications.
- Collaborate with architects, developers, business analysts, QA teams, and other stakeholders to deliver reliable and scalable solutions.
- Follow and enforce front-end development standards, coding best practices, design patterns, and reusable component strategies.
- Develop responsive user interfaces that provide a consistent experience across browsers, devices, and screen sizes.
- Optimize application performance, page load times, responsiveness, scalability, and overall user experience.
- Work with relational databases including Oracle, MySQL, and PostgreSQL and support efficient data access and integration.
- Apply software design patterns such as Factory Method, Singleton, and Command where appropriate.
- Participate in architectural discussions and contribute to technical design decisions and solution development.
- Utilize Git, Maven, CI/CD pipelines, and modern development tools to support continuous integration and delivery.
- Work in Agile environments and actively participate in sprint planning, daily stand-ups, retrospectives, backlog refinement, and code reviews.
- Use Jira and Rally to plan, track, document, and report project activities and progress.
- Troubleshoot application issues, identify root causes, and implement sustainable solutions.
- Provide day-to-day application support and assist with production incidents, known errors, and problem management.
- Conduct root cause analysis (RCA) and recommend preventive measures to minimize recurring issues.
- Develop and maintain unit, integration, and regression tests to ensure application quality.
- Collaborate with QA teams to resolve defects and improve application reliability.
- Support integration requirements related to credit card servicing and fraud systems, where applicable.
- Stay current with emerging front-end frameworks, development tools, architectural practices, and industry trends.
- 8+ years of experience in Java development, software engineering, or application architecture, with strong open-source technology experience.
- Strong professional experience as a ReactJs Senior Developer or Senior Front-End/UI Developer.
- Strong hands-on experience with ReactJS, JavaScript, HTML5, and CSS3.
- Strong experience with Java and Spring Boot in enterprise application environments.
- Solid understanding of RDBMS technologies and relational database concepts.
- Experience with REST APIs, J2EE, and service-oriented architecture (SOA).
- Strong understanding of application architecture, system design, scalability, and performance optimization.
- Experience working through the complete SDLC.
- Strong understanding of Agile/Scrum development methodologies.
- Experience with Git, Maven, and CI/CD pipelines.
- Experience with Jira and/or Rally.
- Strong troubleshooting, debugging, and root cause analysis skills.
- Excellent communication, collaboration, and stakeholder management skills.
- Must be local to the Sunrise/Fort Lauderdale, FL area and able to work on-site.
- Proven experience developing enterprise applications using ReactJS.
- Strong knowledge of modern JavaScript, HTML, CSS, and front-end development practices.
- Experience with Redux, Flux, Webpack, and Enzyme.
- Experience with React Testing Library and modern front-end testing approaches.
- Experience designing reusable React components and front-end architecture.
- Strong knowledge of responsive and accessible UI development.
- Experience with browser compatibility, cross-device development, and UI performance optimization.
- Experience with automated unit, integration, and regression testing.
- Familiarity with application monitoring, troubleshooting, and production support.
- Experience performing root cause analysis and resolving complex technical issues.
- Knowledge of credit card servicing, payment processing, or fraud systems is a plus.
- Experience working with cross-functional teams involving developers, business analysts, QA professionals, and business stakeholders.
- Strong analytical, problem-solving, and innovative thinking abilities.
Front-End: ReactJS, JavaScript, HTML5, CSS3, Redux, Flux, Webpack, Enzyme, React Testing Library, Responsive UI Development
Backend: Java, J2EE, Spring Boot, Spring Core, Spring Data, Spring Security, REST APIs
Database: Oracle, MySQL, PostgreSQL, RDBMS
Architecture: Application Architecture, System Design, SOA, Design Patterns, Scalable Enterprise Applications, Performance Optimization
Development & DevOps: Git, Maven, CI/CD, Agile/Scrum
Testing: Unit Testing, Integration Testing, Regression Testing, React Testing Library, Debugging
Project Management: Jira, Rally
Additional: SDLC, Root Cause Analysis, Production Support, Troubleshooting, Credit Card Servicing, Fraud Systems
Why Join Us?- Trilyon, Inc., offers a comprehensive benefits package.
- Opportunities for growth and professional development.
- Collaborative and inclusive company culture.
Trilyon, Inc., is an Equal Opportunity Employer committed to diversity, equity, and inclusion. We do not discriminate based on race, color, religion, gender, gender identity, sexual orientation, national origin, age, disability, veteran status, or any other protected status under applicable laws. Our diverse team drives innovation, competitiveness, and creativity, enhancing our ability to effectively serve our clients and communities. This commitment to diversity makes us stronger and more adaptable.
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