Senior Java Spark Developer

Location: Montreal, QC Position Overview

We are seeking a highly skilled and experienced Senior Java Backend Developer to join our core engineering team. In this role, you will be responsible for designing, building, and maintaining high-performance, scalable, and secure backend systems. The ideal candidate will have over 7 years of enterprise Java development experience, a strong background in big data processing using Apache Spark, and a passion for engineering excellence. While this is primarily a backend role, knowledge of Angular UI is a plus. Key Responsibilities

System Architecture:

Design, develop, and deploy robust, scalable, and microservices-based backend systems using Java and Spring Boot. Data Processing:

Architect and optimize large-scale, distributed data processing pipelines using Apache Spark. Database Management:

Write complex SQL/NoSQL queries and optimize database performance for high-throughput applications. API Development:

Design and implement secure, well-documented RESTful APIs. Mentorship & Code Quality:

Lead code reviews, enforce best practices, and mentor junior and mid-level developers. Cross-Functional Collaboration:

Partner closely with frontend teams, product managers, and DevOps to deliver seamless end-to-end features. Required Technical Skills & Qualifications

Experience:





7+ years of professional software development experience primarily focused on backend engineering. Core Java:

Deep expertise in Java (Java 8/11/17+), including multithreading, concurrency, memory management, and design patterns. Frameworks:

Extensive experience with Spring Ecosystem (Spring Boot, Spring MVC, Spring Security, Spring Data). Big Data Frameworks:

Proven track record of building and tuning production-grade data pipelines using Apache Spark (Core, SQL, or Streaming). Databases:

Solid knowledge of relational databases (e.g., PostgreSQL, MySQL) and NoSQL solutions (e.g., MongoDB, Cassandra). Tools & DevOps:

Proficiency with Git, CI/CD pipelines (Jenkins, GitLab, or GitHub Actions), Maven/Gradle, and Docker. Nice-to-Have Skills

Frontend Knowledge:

Familiarity or hands-on experience with Angular (TypeScript, RxJS, state management), enabling smooth full-stack collaboration. Cloud Platforms:

Experience deploying and managing applications on cloud environments (AWS, GCP, or Azure). Container Orchestration:

Knowledge of Kubernetes Soft Skills

Strong analytical, problem-solving, and debugging skills. Excellent communication and collaboration skills to work effectively in an agile environment. Proven ability to take ownership of projects from concept to deployment

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📌 Senior Java Spark Developer (Winnipeg)
🏢 Apptad
📍 Winnipeg