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Added 2 days ago
RR
Staff Mechanical Engineer
Remote Robotic
Ottawa, ON · Kanata, ON
- $115,000 to $135,000 CAD / year
- Full-time
Airmetal is looking for a Staff Mechanical Engineer to lead mechanical hardware development for a new aircraft program, from early concept through production.
Added 2 days ago
C
Senior Full Stack Software Designer (Java & React)
CGI
Toronto, ON
- Full-time
The ideal candidate is a strong hands on engineer with deep full stack expertise, capable of translating business requirements into robust technical solutions. This individual will work…
Added 2 days ago
WH
Product Manager
Waterloo Hydrogeologic
Waterloo, ON
- Full-time
Waterloo Hydrogeologic, a Nova Ventures Group company, is seeking an experienced Product Manager to drive the strategy, development, and continued success of our groundwater modeling and…
Added 2 days ago
TG
Application Security Engineer
TMX Group
Toronto, ON
- $105,000 to $115,000 CAD / year
- Full-time
Collaborate with development and product teams to design secure application architectures that meet business requirements while minimizing security risks.
Added 2 days ago
VT
Hardware Test Engineer
VANJOBS Technical Recruiters
Vancouver, BC
- Full-time
You get to work with the product development team, supported by experienced engineers and expert engineering leadership.
Added 2 days ago
B
SSV Plastic Engineer
BRP
Valcourt, QC
- Full-time
We are looking for a Mechanical Engineer VCC. As part of your role, you’ll directly contribute to the company’s success by innovating and continuously improving its products. You will take…
Added 2 days ago
M
Senior Java Full Stack Developer
Miratech
Ottawa, ON
- Full-time
This role suits a strong hands-on engineer who is equally comfortable on the front end and the back end, and who can take part in solution design as well as delivery. You will translate…
Added 2 days ago
Y
SDET/Automation – Mobility (IOS Applications)
Yochana
Vancouver, BC
- Contract
Looking for an SDET – Mobility (IOS) Engineer. The team is responsible for application architecture, development and innovation of new feature development to support consumer solutions. In…
Added 2 days ago
RD
Senior Technical Analyst / Developer - Machine Learning & Data Engineering
Randstad Digital
Toronto, ON · Greater Toronto Area, Canada
- $100,000 to $130,000 CAD / year
- Full-time
…production operations - partnering directly with Data Scientists, Product Owners, Security, and Cloud Architecture teams to scale production data pipelines and generative/agentic AI…
Added 2 days ago
HM
Test Analyst
Hi Mauritius
Canada
- Full-time
…executing test cases, identifying defects, and collaborating with development teams to deliver high-quality software…
Added 2 days ago
SF
Senior Application Security Engineer
Spring Financial
Vancouver, BC
- Full-time
As a Senior Application Security Engineer at Spring, you are a technical leader and a trusted problem solver who works at the intersection of security, engineering, and the business. You…
Added 2 days ago
HT
Platform API Engineer
High Tech Genesis
Ottawa, ON
- Contract
This role is ideal for an experienced backend engineer with strong Ruby on Rails and API development experience who enjoys solving complex backend problems, building reliable services, and…
Added 2 days ago
B
Senior Platform Engineer
BGIS
Toronto, ON
- Full-time
The Senior Platform Engineer is a senior hands-on software engineering role responsible for developing and maintaining the shared technical foundation used by multiple software products and…
Added 2 days ago
HT
Senior Front-End Engineer
High Tech Genesis
Ottawa, ON
- Contract
The engineer will join a product-focused team working on initiatives designed to improve product fit and finish, usability, information architecture, menus, navigation, workflows, and…
Added 2 days ago
C
AI Security Research Engineer
Centraprise
Toronto, ON
- Contract
Technical Security Research Engineer to research, prototype, evaluate, and operationalize emerging cybersecurity capabilities. This is a hands-on role for someone who can move from a…
Added 2 days ago
R
Senior Analyst, Quality Engineering
RTX
Midland, ON
- Full-time
Identify and manage risk in product development using tools such as Production Part Approval Process (PPAP) core elements, Failure Mode & Effects Analysis (FMEA), Measurement System…
Added 2 days ago
Specialist, Electrical Engineer (FPGA Design)
L3Harris Technologies
ON · Waterdown, ON
Job Title: Specialist, Electrical Engineer (FPGA Design)
Added 2 days ago
VN
Senior Security Software Engineer/Developer
Vecima Networks Inc.
Canada
- Full-time
We are looking for a Senior Security Software Engineer / Developer to work directly with our software and product engineering teams to design, build, test, release, and maintain well…
Added 2 days ago
U
Senior Software Development Engineer in Test (SDET)
Upshop
Toronto, ON · Greater Toronto Area, Canada
- $115,000 to $140,000 CAD / year
- Full-time
…shift quality left so risk and coverage are defined before development starts. You establish best-in-class practices for how this team builds, reviews, and ships tested software. You…
Added 2 days ago
M
Ingénieur/Ingénieure Mécanicien / Mechanical Engineer
Mechasys
Montreal, QC
- Full-time
We are seeking a hands-on Mechanical Engineer to support everything related to mechanical design and development of our XR Projector systems. Working within a cross-functional team, you’ll…
Added 2 days ago
M
Ingénieur(e) en électronique (systèmes embarqués et robotique) / Electronics Engineer (Embedded & Robotics)
Mechasys
Montreal, QC
- Full-time
Mechasys is currently looking for a motivated Electronics Engineer (or mechatronics engineer with an electrical engineering background) to support the development of our high precision…
Added 2 days ago
H
Machine Learning Engineer
Hays
Toronto, ON
- Contract
We’re looking for a hands-on Machine Learning Engineer to develop and improve ML and deep learning models that power personalization across our retail ecosystem.
Added 2 days ago
M
Senior Java Full Stack Developer
Miratech
Kitchener, ON
- Full-time
This role suits a strong hands-on engineer who is equally comfortable on the front end and the back end, and who can take part in solution design as well as delivery. You will translate…
Added 2 days ago
V
Senior Software Engineer
Vylan
Montreal, QC
- Full-time
Role Description As a Senior Software Engineer at Vylan, you will design, develop, and maintain core features of our accounting platform, with a focus on reliability, scalability, and…
Added 2 days ago
M
Senior Java Full Stack Developer
Miratech
London, ON
- Full-time
This role suits a strong hands-on engineer who is equally comfortable on the front end and the back end, and who can take part in solution design as well as delivery. You will translate…

High Tech Genesis

Platform API Engineer

Ottawa, ON, Canada

Contract

Apply About employer

Applications open in a new tab.

Job details

Job type: Contract
Apply by: Dec 6, 2026
Posting language: English
Posted: Nov 6, 2026

Original job description

Job Overview

We are seeking a Platform API Engineer to design, develop, and maintain scalable APIs and backend services that support modern applications and enable engineering teams to build new products and capabilities.

This role is ideal for an experienced backend engineer with strong Ruby on Rails and API development experience who enjoys solving complex backend problems, building reliable services, and creating APIs that are easy to integrate and maintain.

Key Responsibilities

Design, develop, and maintain scalable APIs and backend services using Ruby on Rails.
Build and enhance REST and/or GraphQL APIs to support applications and product capabilities.
Design clean, consistent, and maintainable API contracts and backend architecture.
Develop integrations with internal systems and third-party services.
Work with PostgreSQL, MySQL, or similar relational databases and data models.
Improve API performance, scalability, reliability, and maintainability.
Write automated tests and maintain high standards for code quality.
Troubleshoot and resolve production issues across backend services and APIs.
Collaborate with frontend engineers, product teams, and other developers to deliver end-to-end solutions.
Participate in technical design discussions, code reviews, and architectural decisions.
Maintain API documentation and development standards.
Take ownership of technical initiatives from planning through implementation and delivery.

Required Qualifications

Strong professional experience with Ruby on Rails.
Hands-on experience designing and developing production APIs, particularly REST and/or GraphQL.
Strong understanding of API design, backend architecture, and software engineering principles.
Experience with relational databases, preferably PostgreSQL or MySQL.
Experience building and supporting production backend systems.
Experience with automated testing and modern development practices.
Strong troubleshooting and problem-solving skills.
Ability to work effectively with frontend, product, and engineering teams.
Strong communication skills and ability to take ownership of technical projects.

Preferred Qualifications

Experience working with large or complex API platforms.
Experience with API authentication and authorization, including OAuth or JWT.
Experience with background processing or event-driven architectures.
Experience with Redis, Kafka, Sidekiq, Elasticsearch, or similar technologies.
Experience with AWS, GCP, or other cloud platforms.
Experience with API documentation and developer tooling.
Experience building platform services consumed by multiple engineering teams.
Experience with microservices or distributed systems.

Apply About employer

More about this job

Responsibilities

Design, build, and maintain scalable Ruby on Rails APIs and backend services, including integrations, database models, and API documentation. Improve service performance and reliability, resolve production issues, and collaborate with product and engineering teams on technical design and delivery.

Requirements

Requires strong professional Ruby on Rails experience, production API development experience with REST and/or GraphQL, and knowledge of backend architecture and relational databases. Candidates should also have experience supporting production systems and automated testing, along with strong troubleshooting, communication, collaboration, and project ownership skills.

Skills

Ruby On Rails
API Development
REST APIs
GraphQL
Backend Architecture
PostgreSQL
MySQL
Automated Testing
API Authentication And Authorization
OAuth
JWT
Background Processing
Event-Driven Architecture
Redis
Kafka
Sidekiq

Visa sponsorship

Not detected in the job text

Keywords

Ruby On Rails
Platform APIs
Backend Services
REST
GraphQL
API Contracts
Backend Architecture
PostgreSQL
MySQL
Relational Databases
Automated Testing
Production Systems
API Authentication
Authorization
OAuth
JWT
Background Processing
Event-Driven Architecture
Redis
Kafka
Sidekiq
Elasticsearch
AWS
GCP
API Documentation
Developer Tooling
Microservices
Distributed Systems
Code Reviews
Third-Party Integrations

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