Role- Java Backend Developer

Location- Mississauga ON(3 Days/Week)

Contract to Hire

Position Overview

We are seeking a highly skilled and passionate Senior Java Backend Developer, Candidate responsible for designing, building, and optimizing high-performance, robust, and scalable backend applications specialized in batch and real-time data processing.

As a senior technical leader with a solid programming background, you will drive the architecture and implementation of complex distributed systems. You will play a crucial role in analyzing system requirements, designing data flows, and ensuring clean, maintainable, and highly efficient code. This role demands deep technical expertise in Core Java, concurrency, memory management, and modern distributed data frameworks, without the burden of people management responsibilities

Languages & Core Tech

Core Java, Java 17, Java 21, JVM Tuning, Multithreading, Concurrency,



Garbage Collection, OOP, SOLID Principles, Design Patterns, Data Structures, Algorithms

Frameworks & APIs

Spring Boot, Spring Cloud, Microservices, Hibernate, JPA, REST, gRPC, Event-Driven Architecture

Data Processing

Apache Spark, Flink, Hadoop, ETL, Data Pipelines, Batch Processing, Stream Processing,

Messaging Queues

Apache Kafka

Databases

SQL, PostgreSQL, Oracle, NoSQL, MongoDB, Cassandra, Redis, Database Optimization, Schema Design

DevOps & Cloud

Docker, Kubernetes, CI/CD, Jenkins, GitHub Actions, AWS, Linux, Cloud-Native, Distributed Systems

Methodologies & Quality

TDD (Test-Driven Development), Clean Code, Unit Testing, Integration Testing, Systems Analysis, Agile, SDLC

📌 Java Backend Developer with Spark :: Mississauga ON(3 Days/Week) :: Contract
🏢 Dexian
📍 Mississauga