Backend Developer

ENCORA TECHNOLOGIES PTE. LTD.; Singapore; In loco; SGD 80.000 - 140.000; Tempo pieno

Descrizione del lavoro

ENCORA TECHNOLOGIES PTE. LTD. is hiring a backend engineer to design, build, and operate scalable Java services and APIs. You will work on event-driven integrations with Kafka, model data in MariaDB, and enable powerful search with Elasticsearch.

The role requires 4+ years of backend Java experience, strong SQL, Spring Boot, and experience with Docker/Kubernetes. Collaboration with product, DevOps, QA, and on-call duties are part of the role.

Competenze

• 4+ years of backend experience in Java.
• Hands-on Kafka experience in production environments.
• Strong SQL skills with MariaDB/MySQL.
• Elasticsearch index design and query knowledge.
• Solid OOP, multithreading, and REST API skills.
• Familiarity with Spring Boot ecosystem.
• Version control using Git and CI/CD workflows.
• Experience with Docker and Kubernetes.

Mansioni

• Design, build, and maintain backend services and APIs using Java 11+ / Spring Boot.
• Develop event-driven integrations with Apache Kafka (producers, consumers, streams).
• Model data and optimize queries for MariaDB or MySQL.
• Implement search and analytics with Elasticsearch and optimize indices.
• Collaborate with product, DevOps, QA to deliver scalable features.
• Write clean, tested code and participate in code reviews.
• Diagnose performance bottlenecks across app and data layers.
• Contribute to architecture decisions on messaging and storage.
• Support CI/CD and participate in on-call/incident response as needed.

Conoscenze

Java backend development

Kafka messaging

SQL / MariaDB

Elasticsearch

Spring Boot

REST APIs

Git + CI/CD

Docker / Kubernetes

Strumenti

Apache Kafka

MariaDB / MySQL

Elasticsearch

Spring Framework

Docker

Kubernetes

Git

CI/CD tooling

Descrizione del lavoro

Responsibilities

• Design, build, and maintain backend services and APIs using Java(Java 11+ / Spring Boot or equivalent)
• Develop and operate event-driven integrations using Apache Kafka(producers, consumers, streams, schema management)
• Design efficient data models and write performant queries against MariaDB (or other relational databases)
• Implement search and analytics features using Elasticsearch, including index design and query optimization
• Collaborate with cross-functional teams (product, DevOps, QA) to deliver reliable, scalable features
• Write clean, well-tested, maintainable code and participate in code reviews
• Diagnose and resolve performance bottlenecks across the application and data layers
• Contribute to architectural decisions around messaging, data storage, and service design
• Support CI/CD pipelines and participate in on-call/incident response as needed

Required

• 4+ years of professional experience developing backend applications in Java
• Hands-on experience with Apache Kafka or similar message brokers(RabbitMQ, ActiveMQ) in production environments
• Strong SQL skills and practical experience with MariaDB or MySQL(schema design, indexing, query tuning)
• Experience with Elasticsearch, including index mapping design and search query construction
• Solid understanding of object-oriented design, multithreading, and REST API development
• Familiarity with the Spring / Spring Boot ecosystem
• Experience with version control (Git) and CI/CD workflows
• Strong debugging and problem-solving skills in distributed systems
• Hands-on experience with containerisation (Docker, Kubernetes)

Nice to Have

• Familiarity with schema registries (e.g., Confluent Schema Registry) and Avro/Protobuf
• Experience with observability tooling (Prometheus, Grafana, ELK stack)
• Knowledge of caching layers (Redis, Memcached)
• Experience using AI-assisted development tools (e.g., Claude Code, GitHub Copilot) to accelerate coding, debugging, and refactoring workflows
• Comfort integrating AI coding agents into CI/CD or developer tooling pipelines
• Prior experience in [your industry, e.g., fintech, e-commerce]
• Familiarity with Python 3.11+
• Experience using Java or Python libraries to process Word, Excel, PDF, and PPT files