Full-Stack Engineer: React/Next.js + Java APIs
$95k - $110kTata Consultancy Services
Responsibilities Design, develop, and deliver end-to-end full stack applications using modern frontend and backend technologies. Build responsive, high-performance user interfaces using React and Next.js, following component-based and modular architecture. Develop and maintain backend services and APIs using Java and Spring Boot, ensuring scalability, security, and reliability. Design, implement, and consume GraphQL APIs, enabling efficient data retrieval and flexible frontend integrations. Develop and integrate RESTful APIs alongside GraphQL as required for different application use cases. Optimize database performance, including query optimization, indexing strategies, and efficient data access patterns. Ensure seamless frontend‑backend integration, maintaining clean contracts and well-defined API schemas. Perform performance optimization across UI rendering, API response times, and database interactions. Implement unit testing and integration testing for frontend, backend, and API layers. Debug, analyze, and resolve full‑stack issues, including UI defects, API failures, and data inconsistencies. Support application deployments, releases, and post‑deployment enhancements in collaboration with DevOps teams. Follow best practices for secure coding, maintainable architecture, and scalable design. Participate actively in Agile/Scrum delivery, owning stories from implementation through testing and deployment. Deliver independently while maintaining high standards of quality and documentation. Develop and enhance React/Next.js frontend components aligned with UX and functional requirements. Design and build Spring Boot backend services, supporting business logic and integrations. Implement and maintain GraphQL APIs, including schema design, resolvers, and performance tuning. Optimize database access and query performance to support scalable application behavior. Integrate frontend applications with backend services and APIs. Perform testing, debugging, and defect fixes across the full stack. Participate in code reviews, ensuring adherence to coding standards and best practices. Support deployment activities, release validation, and production stabilization. Collaborate with UX designers, backend teams, QA, and DevOps for end-to-end delivery. Contribute to architectural discussions and continuous improvement initiatives. Mentor junior developers when needed and support overall team productivity. Qualifications Bachelor of Computer Science Employee Benefits Summary Discretionary Annual Incentive Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans Family Support: Maternal & Parental Leaves Insurance Options: Auto & Home Insurance, Identity Theft Protection Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement Time Off: Vacation, Time Off, Sick Leave & Holidays Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing Salary Salary Range: $95,000 - $110,000 per year #J-18808-Ljbffr
- ...Strategies, LLC. is seeking a Senior Software Engineer to join their remote tech team in Denton, Texas... ...have strong Go, JavaScript/TypeScript, and React skills, with experience in cloud-native applications and GraphQL APIs. Benefits include competitive compensation, unlimited...JavascriptRemote workFlexible hours
- ...Position Overview As a Technology Engineer within PNC's C&IB organization... .... You will design and support Java-based applications utilizing... ...architecture and RESTful APIs, ensuring alignment with modern... ...Frontend Development Angular React JS JavaScript HTML CSS Databases...JavascriptJavaTemporary work
- ...Teaching Strategies is seeking a Senior Full Stack Software Engineer to join their Platform Engineering team in Denton, Texas. The role focuses... ...least 5 years of experience, strong expertise in Go, React, and Next.js, and a passion for mentoring others. Competitive...JavascriptWorldwideFlexible hours
- ...Job Description: Senior Full Stack Software Engineer / Developer – FFIO Market Data Note: Fidelity is not providing immigration... ...have the opportunity to build applications using Java, Spring Boot, REST APIs, Angular/React, Apache Camel (nice to have), Cassandra, YugabyteDB...Java
- ...Job Description: Senior Software Engineer Note: Fidelity is not providing immigration sponsorship... ...Engineer to join their team to deliver next generation pricing platforms in the cloud... ...Expert and comfortable with core Java technologies and frameworks like Spring Boot...Java
- ...looking for a seasoned developer with over 10 years of experience in API development to join their Cincinnati office. The ideal candidate... ...technical implementations, and have a strong background in Java and microservices. Responsibilities include code reviews and collaboration...JavaWork at officeRemote work
- ...years of professional software engineering experience ~ Strong backend development experience (full stack a plus) ~ Experience with... ...familiarity with Go, Python, or Java ~ Strong database... ...JavaScript (ES6), HTML, CSS, React Familiarity with AI/LLM...JavascriptJava
- ...Sr. Java Angular Developer Location: Lewisville, TX Position Type: Contract Rate... ...+ years of experience in developing MEAN Stack applications. ~2 + AngularJS 2x, NodeJS,... ...preferred. Required Skills: ~ Angular.js, EJB, Excellent Communication Skills,...JavascriptJavaContract workVisa sponsorship
- ...Role: Java/AWS Software Developer Location: Remote Duration: Contract Technical Skills: Extensive full stack development experience on AWS. Extensive experience on Java... ...GIT Experience on Data services, API services, Java scripting Experience...JavascriptJavaContract workRemote work
- ...Outbound Platform API Developer Location: Lewisville, TX Duration: Contract Experience: 5+ years Agent Synchronizer, Meta Datacollector, Aspect UIP 7.3 SDK, Java/.Net Developer in a workstream for a large multi-year technology refresh program in the Enterprise...JavaContract work
- ...Lead Java Full Stack Developer Location: Dallas TX Hybrid 2 time to office in a Month Job Description: Understanding of SOLID principles Strong refactoring and debugging skills Expert level experience in Object Oriented Programming Proficient level...JavaWork at office
- ...Requirements Strong hands-on experience with Java and Spring Boot Solid understanding of backend architecture, microservices... ...Hands-on experience with AWS services (e.g., Lambda, S3, API Gateway, SQS, EventBridge) Strong SQL skills with PostgreSQL...Java
- ...Position Overview: Our Platform Engineering team builds and maintains... ...We are looking for a Senior Full Stack Software Engineer who enjoys... ...platform services, UI, APIs, and shared application capabilities... ...user experiences using React and Next.js Develop and optimize backend...JavascriptRemote workWorldwideFlexible hours
- ...based applications, requiring extensive knowledge in FileNet and Java development. The ideal candidate will have a strong problem-solving... ...in a technical environment. This is a long-term position with the possibility of converting to full-time employment. #J-18808-Ljbffr...JavaFull time
- ...REQUIREMENTS: Strong development experience in React, Redux, NodeJS, & JavaScript.... ...mobile solutions using NodeJS, Redis, React JS, Redux, React Saga, Webpack. Write unit... ...client-side applications using frameworks and APIs Working knowledge of both relational and...JavascriptLocal area
- ...Job Opportunity This is a chance to help shape a platform in an environment that values thoughtful engineering over unnecessary complexity. The team operates with a high degree of ownership and accountability, giving engineers real influence over architecture and product...
- ...end markets represented by its Engineered Solutions segment. Globally... ..., Develop and Unit Test REST APIs, Web services, and Micro Services... ...using Xamarin, .Net MAUI or React Native. Minimum 2 years of... ...JQuery Strong knowledge of Java Script frameworks such as Angular...JavascriptWork experience placement
- ...Senior Java Integration Architect Client: Large Lending Company Only GC or Citizens... ...hands-on as we design and implement RESTful APIs and Kafka consumers and producers using... ...as a core technology. Collaborate with engineering teams to apply new patterns and...Java
- ...About Mercor’s Talent Network Join our Backend Engineer Expert Network to connect with leading AI labs and companies seeking your expertise... ...week. What We’re Looking For Professional experience in API development & microservices, database architecture &...Contract workRemote work
- ...Description Senior Software Engineer At National Indoor RV Centers (NIRVC), we're not just a company – we're a community of passionate... ...using multiple programming languages such as C#, Powershell, Java, Python, or C++. Strong knowledge of Microsoft SQL Server....JavascriptJavaWork at officeImmediate startWeekend work
- - Bachelor's degree in Science/IT/Computing or equivalent - 3-4 years of experience in writing software code in Java - 3-4 years of experience working with Spring framework - Prior experience working with RestAPI's - 3-4 years of knowledge in Unix/Linux...Java
- ...Application Developer to support the Air Force's Comprehensive Engine Maintenance System (CEMS). This role involves software development... ...science or a related field and 3-5 years of experience in Java Web application development. Key responsibilities include software...JavaRemote work
$135k - $155k
...time off Signing bonus Senior Full-Stack Developer (with Business... ...hands‑on development in our Node.js + PostgreSQL stack — you'll spend... ...tissue between business and engineering — surfacing risks early and communicating... ...PostgreSQL. Solid grasp of API design, database modeling,...Full timeContract workWork at officeRelocation package- ...Persistence Low latency Good To Have Skills • Exposure and understanding of best practices in stream management & processing • Knowledge of Kafka Streaming API's • Exposure and Knowledge of managing streaming platform on cloud provider or on premise platform....Java
- ...Parties: Yes Must Have Skills • Strong programming experience in Core Java, reactive service design, service registry, microservices • Strong experience in writing programs using Kafka APIs and Kafka Streams API • Deep understanding and experience in streaming technologies...Java
- Safran companies, located in Denton, Texas, is looking for a dedicated individual to maintain and improve the functionality of its systems through innovative software development and user support. The role encompasses designing, developing, and testing applications while...
$100k - $150k
...Integration & Extensibility • Expose and consume whitelisted APIs and OData services per S/4HANA extensibility framework • Implement... ...Skills, If any • A Senior SAP S/4HANA ABAP & Fiori Full Stack Developer with 10+ years of SAP development experience and strong...Work experience placement$77.7k - $116.2k
...Diagnostic Software Engineer Apply now » Apply now Apply Now... ...vehicle applications. GPE designs next‑generation vehicle controls, display... ...languages such as Python, Java, C++, C#, JavaScript/... ...this role is eligible for the full range of benefit options listed...JavascriptJavaTemporary workFlexible hours- ...Candidate Requirements: 8+ years of experience in DotNet, Angular JS, and SQL Self-motivated and eager to learn Must go to the office... ...technical documents Experience with Web Services, SOAP, and REST APIs Proficiency in VB.NET Ability to conduct code reviews and suggest...JavascriptWork at office
- ...include development, automation, and customer support. The ideal candidate will have 5+ years in relevant roles, with expertise in programming languages like Java and Python, along with experience in Hadoop and Linux environments. #J-18808-Ljbffr Right Talent Right NowJava
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Full-Stack Engineer: React/Next.js + Java APIs. Be the first to apply!

