Lead Engineer

Job Description: Java Full Stack Developer (5–8 Years Experience) 
We are seeking a highly skilled and experienced Java Full Stack Developer to join our team. The ideal candidate should be a professional with strong full‑stack development experience using React, TypeScript, HTML/CSS on the front end and Java Spring Boot / Node.js (Express), Microservices on the back end. The required candidate will have hands-on experience in developing scalable, highperformance applications, along with proficiency in relational databases, CI/CD pipelines, and testing frameworks. Familiarity with AWS and modern DevOps practices will be an added advantage. Experience with event-driven architecture while working with platforms such as Kafka, SNS/SQS is also valuable. In addition, front-end development experience is required, with a preference for ReactJS or AngularJS. The candidate will be expected to contribute to front-end development as a core part of their role.

Key Responsibilities 
⦁    Design, develop, and maintain Java-based applications using Spring Boot / Node.js (Express) and Microservices architecture. 
⦁    Build and implement RESTful APIs, ensuring efficient communication and integration across services. 
⦁    Develop, optimize, and maintain database schemas and queries for MySQL and PostgreSQL. 
⦁    Apply object-oriented principles and design patterns to deliver clean, modular, and maintainable code. 
⦁    Develop and maintain front-end applications using ReactJS or AngularJS, working closely with UI/UX designers to deliver seamless user experiences. 
⦁    Build and maintain CI/CD pipelines using tools like Jenkins, Git, and Maven/Gradle. 
⦁    Write, execute, and maintain unit and integration tests using frameworks such as JUnit and Mockito. 
⦁    Collaborate with QA, DevOps, Product Management, and other cross-functional teams. 
⦁    Participate in code reviews, troubleshooting issues, and perform application performance tuning. 
⦁    Stay up to date with emerging technologies and contribute to continuous improvement initiatives. 
⦁    Ability to debug, analytical skills, prod support. 
Required Skills & Qualifications 
⦁    5–8 years of strong full‑stack development experience using React, TypeScript, HTML/CSS on the front end and Java Spring Boot / Node.js (Express) on the back end 
⦁    Strong proficiency in Core Java (Collections, Multithreading, Exception Handling, Streams, etc.). 
⦁    Hands-on experience with Spring Boot, Spring Cloud, and Microservices architecture. 
⦁    Solid understanding of RESTful services and API design principles.
⦁    Design and development of RESTful APIs, supporting integration across applications and services
⦁    High proficiency with relational databases (MySQL and PostgreSQL), including SQL / PL‑SQL, data modeling, and query optimization
⦁    Experience with front-end development using ReactJS or AngularJS. The candidate must be able to contribute to front-end coding, troubleshooting, and collaboration with UI/UX teams.
⦁    Hands‑on experience with CI/CD pipelines (Jenkins), GitHub source control, and Maven build and dependency management
⦁    Familiarity with core application engineering practices, including logging, error handling, security (authentication/authorization), and performance considerations
⦁    Exposure to scalable and cloud‑friendly components, such as Redis (caching) and BI/reporting tools like Amazon Quick Sight (preferred)
⦁    Strong communication skills with the ability to translate business requirements into technical solutions, and a willingness to learn new technologies
⦁    Proficiency in unit testing frameworks (JUnit, Mockito). 
⦁    Good understanding of software design principles and common design patterns. 
⦁    Strong analytical and problemsolving skills. 
⦁    Familiarity with AWS services (ECS, EKS, EC2, S3, RDS, Lambda) is a plus. 
⦁    Leveraging AI productivity tools such as Github Co-pilot. 
⦁    Excellent communication and collaboration skills.

This position can be based in any of the following locations:

Current Guardian Colleagues: Please apply through the internal Jobs Hub in Workday