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HCR Permanent Search

Back End Developer

Remote

Ontario, Canada

Senior

Freelance

02-12-2025

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Skills

TypeScript PostgreSQL Docker Architecture Organization node.js Recruitment Microservice Microservices

Job Specifications

HCR Permanent Search is currently working with a leading edge software company who needs to hire a Senior Backend Software Engineer. To be considered, you would need significant experience in the design and development of highly scalable, fault-tolerant backend system

You will architect and build real-time services using NestJS, Prisma, and PostgreSQL (including PostGIS), and deploy them into a modern containerized environment.

Qualifications

8+ years building backend engineering experience.
Strong proficiency in NestJS, TypeScript, and modern Node.js patterns.
Bachelor Degree on Comp Sci or Software Engineering
Deep experience using Prisma with PostgreSQL, including relational modeling and performance tuning.
Hands-on experience with PostGIS and geospatial queries (e.g., polygons, point-in-polygon, geofencing).
Proven experience building scalable real-time systems running in Docker or containerized microservice architectures.
Production experience with MQTT messaging (Mosquitto, EMQX, or similar).

Responsibilities

Backend Architecture & Development
Design, build, and maintain scalable microservices using NestJS, Node.js, and TypeScript.
Implement robust data models and queries using Prisma ORM with PostgreSQL / PostGIS.
Develop APIs and services supporting real-time data ingestion, processing, and delivery.
Architect services for horizontal scaling and high availability in Dockerized environments.
Optimize queries, indexing, and geospatial operations within PostGIS.

Apply Now!

If you believe you are an outstanding candidate for this opportunity, we invite you to submit your resume and all relevant information to HCR Permanent Search in confidence to:

Matt Snider

Account Manager

msnider@hcr.ca

Please indicate the name of the position you are applying for in the subject heading. Only those selected to move forward in the consideration process will be contacted. Thank you for your interest!

HCR Permanent Search is recruiting on behalf of our client for an existing vacancy within their organization.

HCR Personnel Solutions Inc. welcomes applications from people with disabilities. Accommodation is available upon request for candidates taking part in all aspects of the recruitment and selection process.

About the Company

HCR Permanent Search is a dedicated search firm devoted to finding only top quality candidates for permanent and contract positions within the engineering and manufacturing sectors. Working closely with internationally recognized engineering and manufacturing firms such as Magna International and others, we bring together extensive industry experience and expertise, and HCR offers access to one of the largest resources of qualified professionals in the industry. Advertising, networking and direct recruiting combined with our... Know more