Java Developer

AblyWorks is looking for a skilled Java Developer with 5+ years of experience, strong expertise in core Java and Spring Boot, and hands-on experience in Hibernate, multithreading and concurrency. The ideal candidate should have a solid foundation in data structures and a good understanding of system design.

Responsibilities:

• Architecture and System Design: Design and implement highly scalable, reliable, and fault-tolerant distributed systems.
• Backend Development: Write clean, well-tested, and efficient code using Java, Spring Boot, and Hibernate/JPA.
• Database Management: Optimise complex database queries, schema designs, and data models for high performance and scalability.
• API Design: Build and maintain secure, well-documented RESTful or GraphQL APIs.
• Mentorship: Guide and mentor junior engineers, participate in code reviews, and advocate for engineering best practices.
• Collaboration: Work closely with product managers, frontend teams, and DevOps to deliver high-quality features from conception to deployment.

Requirements:

• Experience: 5-8 years of professional software development experience.
• Core Java: Deep understanding of Java (11+), multithreading, concurrency, and JVM internals.
• Frameworks: Hands-on expertise with the Spring ecosystem (Spring Boot, Spring MVC, Spring Security, and Spring Data) and ORM frameworks like Hibernate.
• System Design: Proven experience with microservices architecture, system scalability, caching strategies (Redis/Memcached), and message brokers (Kafka/RabbitMQ).
• Databases: Strong proficiency in relational databases (PostgreSQL, MySQL) and familiarity with NoSQL solutions (MongoDB, DynamoDB).
• Tools: Proficient with Git, build tools (Maven/Gradle), and CI/CD pipelines.

Nice-to-Have Skills:

• Experience with cloud platforms (AWS, GCP, or Azure).
• Familiarity with containerisation and orchestration (Docker, Kubernetes).
• Knowledge of reactive programming in Java.