Java Backend Developer

About Apexon: Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. We have been meeting customers wherever they are in the digital lifecycle and helping them outperform their competition through speed and innovation. Apexon brings together distinct core competencies in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering, and UX, along with deep expertise in BFSI, healthcare, and life sciences, helping businesses capitalize on the unlimited opportunities digital offers. Our reputation is built on a comprehensive suite of engineering services, a dedication to solving clients toughest technology problems, and a commitment to continuous improvement. Backed by Goldman Sachs Asset Management and Everstone Capital, Apexon has a global presence across four continents. We enable #HumanFirstDIGITAL We are hiring for a Java Backend Developer opportunity. Role: Java Backend Developer Location: Austin, TX (Onsite Only) Position: 5 Submission Closing Date: 06/30 Role Overview: We are seeking experienced Java Backend Developers with strong expertise in enterprise application development using Java, Spring Boot, and distributed architectures. The ideal candidate will have hands on experience designing scalable n tier applications, developing REST and SOAP services, integrating enterprise systems using ESBs, and building highly reliable backend solutions. This role requires strong technical skills, excellent communication, and the ability to work in Agile development environments. Key Responsibilities: Design, develop, and maintain enterprise Java backend applications using Spring Boot and J2EE technologies Design and implement scalable n tier architectures including presentation, business, and data access layers Develop and integrate RESTful and SOAP based web services Build enterprise applications for deployment on WebSphere and JBoss application servers Integrate enterprise applications using DataPower, Mule, or other Enterprise Service Bus (ESB) technologies Develop comprehensive unit tests using JUnit, Mockito, and Jest Design, optimize, and maintain database interactions with Oracle or similar relational databases Participate in application lifecycle management activities using JIRA and Agile methodologies Perform code reviews and maintain high quality coding standards Troubleshoot production issues and provide effective technical solutions Collaborate with architects, product owners, business analysts, QA teams, and developers throughout the project lifecycle Mentor junior developers and provide technical leadership where required Required Skills: Strong experience designing and developing n tier enterprise applications Expertise with Java and J2EE technologies Strong experience with Spring MVC Strong experience with Spring Boot Experience with Spring Data, Spring Core, and Spring Transaction Management Strong knowledge of JSP, EJB, Servlets, JNDI, JDBC, JMS, JTA, and Log4J Experience developing asynchronous Java processes Experience developing REST and SOAP web services using JAX WS, JAX RS, or Spring Framework Experience deploying enterprise applications on WebSphere and JBoss Strong experience with JUnit, Mockito, and Jest Strong SQL and relational database experience, preferably Oracle Experience with application lifecycle management tools such as JIRA Experience integrating systems using DataPower, Mule, or other ESBs Excellent analytical, communication, and problem solving skills Self motivated, detail oriented, and collaborative team player Preferred Skills: SQL performance tuning and query optimization Experience writing complex SQL queries using joins and subqueries Experience troubleshooting SQL performance issues Frontend development experience with React or Angular Experience with Node.js Technical leadership and mentoring experience Experience performing code reviews and implementing automated code review tools Ability to collaborate across product, engineering, and business teams Experience working in complex enterprise environments Passion for software engineering best practices Experience working in Agile development environments Expected Deliverables: Enterprise Java Backend Applications REST and SOAP Web Services Spring Boot Microservices Database Design and SQL Components Unit Test Suites Technical Documentation Code Review Deliverables Production Support and Issue Resolution Application Deployment Packages Education Requirement: Bachelors degree in Computer Science, Information Technology, Engineering, or a related field preferred. Our Commitment to Diversity & Inclusion: Did you know that Apexon has been Certified by Great Place To Work in multiple global regions? Apexon is committed to being an equal opportunity employer and promoting diversity in the workplace. We take affirmative action to ensure equal employment opportunity for all qualified individuals. Apexon strictly prohibits discrimination and harassment of any kind and provides equal employment opportunities to employees and applicants without regard to gender, race, color, ethnicity or national origin, age, disability, religion, sexual orientation, gender identity or expression, veteran status, or any other characteristic protected by law. Our Commitment to Environment: Actively contribute to Apexon's commitment to environmental responsibility by following sustainable practices and supporting ESG initiatives. Our Perks and Benefits: Our benefits and rewards program has been thoughtfully designed to recognize your skills and contributions, elevate your learning experience, and provide care and support for you and your loved ones. We also offer: Health Insurance with Dental & Vision 401K Plan Life Insurance, STD & LTD Paid Vacations & Holidays Continuous Skill Based Development and Career Advancement Opportunities