Senior Backend Engineer — Remote/Hybrid (Java, Kafka)

Trackunit; London; Hybrid; CAD 90,000 - 115,000; Full time

Benefits offered by this job

Hybrid work setup

IT equipment provided

Professional development & mindfulness

Job summary

Trackunit is seeking an experienced Backend Software Developer to join a 200+ engineering team, driving backend features for an IoT SaaS platform used by thousands of users daily. The role emphasizes REST APIs in Java, GraphQL, and scalable stream processing with Kafka, Kinesis, or Flink, plus mentoring and collaborative design in a hybrid Ontario environment.

You will work with product managers and engineers to own core features, scale the backend, and contribute to architecture discussions

Qualifications

• Hold a degree in Engineering, Computer Science, or a similar technical field.
• Demonstrate the ability to clearly articulate complex problems and their solutions.
• Possess solid software development knowledge with an understanding of the different stages of the software development lifecycle.
• Brings excellent communication skills along with a passion for mentoring and knowledge sharing.
• Show genuine curiosity in identifying and solving root causes rather than just symptoms.
• Has experience developing REST APIs using Spring Boot or developing GraphQL queries in Java.
• Brings hands‑on experience with stream processing technologies such as Kafka, Kinesis, Flink, or similar.
• Is motivated to leverage AI to improve efficiency and productivity.
• Maintains a strong interest in exploring new technologies, programming languages, and frameworks.
• Demonstrates experience using Git/GitHub for source code management and CI/CD in cloud environments.

Responsibilities

• Develop, launch, and continuously improve backend features that solve real-life customer problems — with multiple deployments a day.
• Collaborate closely with Product Managers, Engineering Team Leads, and fellow Engineers who are eager to solve challenges together.
• Take ownership of your projects and set your mark on core features, platform improvements, and new product launches.
• Improve and scale our backend platform and architecture as the business grows — and explore new approaches to meet evolving customer needs.
• Participate in technical design and architecture discussions that shape the future of our platform.
• Contribute to a strong engineering culture by conducting code reviews and providing constructive feedback.
• Mentor other backend developers, helping them navigate technical challenges and apply best practices.
• Regularly showcase your work and gather input through demos and knowledge‑sharing sessions.
• Stay up to date with backend trends, tools, and technologies — and proactively suggest improvements to our stack and processes.

Skills

Java

Spring Boot

GraphQL

REST APIs

Kafka

Kinesis

Flink

Git/GitHub

CI/CD

Cloud environments

Mentoring

Team collaboration

Education

Engineering, Computer Science or similar

Tools

Kafka

Kinesis

Flink

Job description

Trackunit is seeking an experienced Backend Software Developer to join a 200+ engineering team, driving backend features for an IoT SaaS platform used by thousands of users daily. The role emphasizes REST APIs in Java, GraphQL, and scalable stream processing with Kafka, Kinesis, or Flink, plus mentoring and collaborative design in a hybrid Ontario environment.

You will work with product managers and engineers to own core features, scale the backend, and contribute to architecture discussions