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Added 11 days ago
Experienced Professional, Process Engineering
WSP in Canada
Vancouver, BC
Full-time
Added 11 days ago
Experienced Professional, Process Engineering
WSP in Canada
Saskatoon, SK
Full-time
Added 11 days ago
Aircraft Maintenance Engineer - M1 or M2
Heli-One
Richmond, BC
Internship
Added 11 days ago
Traction Power Engineer, Rail and Transit
WSP in Canada
Markham, ON
Full-time
Added 11 days ago
Traction Power Engineer, Rail and Transit
WSP in Canada
Toronto, ON
Full-time
Added 11 days ago
Experienced Professional, Process Engineering
WSP
Vancouver, BC
Added 11 days ago
Senior Software Engineer II, KYC
Carta
Toronto, ON · Waterloo, ON
…tools with a single system of record, Carta brings together the software, services, and legal infrastructure that founders use to manage equity, fund managers use to run administration and…
Added 12 days ago
SENIOR TECHNOLOGY SPECIALIST - VIRTUAL DESKTOP & LINUX PLATFORMS
BDC
Montreal, QC
Full-time
Added 12 days ago
Analog Layout Intern - BS/MS - 2027 Co-Op
Marvell Technology
Toronto, ON · CA-ON - Ontario - Toronto
Full-time
Added 12 days ago
Software Engineer, Security
Cohere
Remote, Canada
Full-time · Remote
Added 11 days ago
Senior Site Reliability Engineer (SRE) – CloudVision as a Service (CVaaS)
Arista Networks
Vancouver, BC
Full-time
…advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our…
Added 12 days ago
Product Engineer Intern 4 or 8 months - Winter 2027
Dayforce
Toronto, ON
Added 11 days ago
Senior Software Engineer, Agent Gateway
Okta
Toronto, ON
$136,000 to $187,000 CAD / year
Full-time
Added 11 days ago
Windows Engineer
Swoon
Toronto, ON
$120,000 to $130,000 CAD / year
Full-time
Job Title: Senior Windows Engineer (Infrastructure & Automation)
Added 11 days ago
Intermediate Electrical Engineer – Mining and Utilities
BBA Consultants
Concord, ON
Full-time
We’re seeking an intermediate electrical engineer with approximately six years of relevant engineering experience, primarily within the mining and industrial sectors, with additional…
Added 12 days ago
Structural Engineer, Municipal Water and Wastewater
Hatch
Mississauga, ON
Added 11 days ago
Experienced Professional, Process Engineering
WSP
Saskatoon, SK
Full-time
Added 15 days ago
Senior Machine Learning Engineer –AI & Agentic Systems
Project X
Toronto, ON
Full-time
Added 12 days ago
Sr Release Train Engineering Manager (24 months contract)
OLG
Sault Ste. Marie, ON · Toronto, ON · Foster Drive Office
Full-time
Added 12 days ago
Senior Software Engineer, Operations
Sun Life
Toronto, ON · Waterloo, ON · Sun Life Waterloo King
Full-time
Added 11 days ago
Intermediate Structural Engineer
SYSTRA Canada
Toronto, ON
Full-time
Added 11 days ago
Engineering Designer, Urban and Riverine Syst
R.V. Anderson Associates Limited
Vancouver, BC
Added 11 days ago
Project Engineer, Urban and Riverine Systems
R.V. Anderson Associates Limited
Toronto, ON
Full-time
Added 11 days ago
Senior Data Engineer, Temporary
Aviso Wealth
Remote, Canada
Temporary · Remote
Added 11 days ago
Senior Data Engineer, Temporary
Aviso Wealth
Remote, Canada
Temporary · Remote

Closed listing

Apptoza Inc.

Senior Software Engineer (Rails/Ruby)

Toronto, ON, Canada

Job type: Contract
Closing date: Oct 17, 2026
Experience: 5+ years of experience and a solid understanding of Ruby on Rails, Sidekiq, Redis
Posting language: English
Posted: Sep 17, 2026

This opening has closed.

The original listing is kept below for reference.

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About employer

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Original job description

Archived listing. The details below describe a past opening.

Job Title: Senior Software Engineer (Rails/Ruby)

Location: Toronto, ON (4 days hybrid)

Contract: Long Term

What will you do?

Write high-quality, well-tested code while understanding business needs

Maintain and ensure high quality software, with accountability for production reliability and usage

Effectively contribute suggestions and new ideas to improve our platform.

Designing, coding, unit testing and integrating new features and functionality as defined by the PO and team

Participating in code reviews, architectural planning, and delivery meetings

Updating progress daily through the tracking tool (Jira) or Kanban board

What do you need to succeed?

Must-Have:

5+ years of experience and a solid understanding of Ruby on Rails, Sidekiq, Redis

Deep experience with databases and data structures (MySQL or Postgres)

Experience in Unit/Integration testing

Experience in WCAG or Accessibility

Experience with ReactJS, Webpack, jQuery/JavaScript/HTML

Participate in code reviews, architectural planning, and delivery meetings

You’re a team player, and enjoy collaborating with the product, design, and engineering teams to solve problems

You learn new concepts quickly (industry, business, and technical)

You have excellent written and verbal communication skills

You care deeply about application security and understand the importance of protecting sensitive user data

Nice to Have:

Post-secondary degree or diploma in computer engineering or equivalent training/experience

Experience with compliance standards, e.g. ISO 27001 or SOC 2

Experience building apps in a cloud environment (i.e. Docker/Kubernetes)

Deploying to cloud Infrastructure: AWS (various services), familiarity with Terraform

Experience with Rust

DevOps tools such as Docker, Github, CircleCI

Monitoring and logging tools like New Relic, Dynatrace, Sumo Logic, Splunk

Familiarity with Open API specification

About employer

More about this job

Responsibilities

The Senior Software Engineer will design, code, and test new features while ensuring production reliability and high-quality software. They will also participate in architectural planning, code reviews, and collaborate with cross-functional teams to solve business problems.

Requirements

Candidates must have 5+ years of experience with Ruby on Rails, Sidekiq, and Redis, along with strong database skills in MySQL or Postgres. Proficiency in front-end technologies like ReactJS and a solid understanding of accessibility standards and application security are also required.

Skills

Ruby on Rails
Sidekiq
Redis
MySQL
Postgres
Unit testing
Integration testing
WCAG
Accessibility
ReactJS
Webpack
JavaScript
HTML
Jira
Kanban
Application security

Visa sponsorship

Not detected in the job text

Keywords

Ruby on Rails
Sidekiq
Redis
MySQL
Postgres
Unit testing
Integration testing
WCAG
Accessibility
ReactJS
Webpack
JQuery
JavaScript
HTML
Jira
Kanban
Application security
Docker
Kubernetes
AWS
Terraform
Rust
Github
CircleCI
New Relic
Dynatrace
Sumo Logic
Splunk
Open API
ISO 27001

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