Senior Full Stack Backend Engineer

iPay Ltd; Toronto; On-site; CAD 90,000 - 120,000; Full time

Job summary

iPay Ltd in Toronto is seeking a skilled Backend Developer to join their innovative team. The successful candidate will design and maintain server-side applications, ensuring high performance and scalability. This role involves collaboration with cross-functional teams and the opportunity to drive impactful solutions.

Candidates should have strong skills in Ruby and Ruby on Rails, coupled with experience in database management. Join us at iPay Ltd and contribute to groundbreaking software solutions while growing your career.

Qualifications

• In-depth knowledge of Ruby and Ruby on Rails.
• Ability to write well-optimized queries in PostgreSQL and MySQL.
• Experience in writing data migrations with stability.

Responsibilities

• Design and develop server-side applications and APIs.
• Collaborate with front-end developers for seamless integration.
• Develop and optimize database schemas and queries.

Skills

Ruby

Ruby on Rails

PostgreSQL

MySQL

REST

Redis

Sidekiq

Git

GitHub

Heroku

AWS

S3

Cloudflare

RSpec

MiniTest

Stripe

PayPal

Javascript

CSS

HTML

Job description

About Us

Talipay is transforming how subcontractor‑powered businesses scale their back‑office and access the working capital they need to grow. From invoice automation to embedded financing solutions, we help companies in staffing, logistics, and other service industries streamline operations, improve cash flow, and scale confidently.

We’re on a mission to reshape how subcontractor‑powered industries manage invoicing and payments—giving business owners time and capital to focus on growth. As a BDR, you’ll be an integral part of that mission.

Why Us?

At Talipay, you won’t be just another BDR. You’ll have the opportunity to help build a category‑defining product in a space ripe for innovation. You’ll work directly with leadership, see the impact of your work immediately, and grow your career in sales at the ground level of a growing company.

Your Role and Responsibilities

We seek a skilled and experienced Backend Engineer to join our development team. As a Backend Full Stack Developer, you will be responsible for designing, developing, and maintaining the server‑side logic and database architecture that powers our web applications. You will work closely with cross‑functional teams, including front‑end developers and product managers, to deliver high‑quality and scalable solutions that meet our business needs.

Join our team and contribute to the development of cutting‑edge web applications, utilizing your backend expertise to deliver robust and scalable solutions. Apply now and be a part of our mission to build innovative software solutions that drive our business forward!

The Senior Backend Developer will be responsible for the following:

• Design and develop server‑side applications and APIs to support our web applications, ensuring high performance, scalability, and reliability.
• Collaborate with front‑end developers to integrate server‑side logic with user interfaces, ensuring seamless functionality and optimal user experience.
• Develop and optimize database schemas, queries, and data access layers to ensure efficient data storage and retrieval.
• Ensure code quality and maintainability by writing clean, well‑documented, and efficient code following best practices and coding standards.
• Participate in architectural discussions and contribute to technical decision‑making to improve overall system architecture and performance.
• Conduct thorough testing and debugging of applications to identify and fix issues, ensuring high software quality and stability.
• Collaborate with cross‑functional teams to gather and understand requirements and translate them into technical solutions.
• Keep up to date with industry trends and emerging technologies in backend development, sharing knowledge and proposing improvements to the team.
• Collaborate with DevOps teams to deploy and maintain applications in production environments, ensuring high availability and performance.
• Troubleshoot and resolve production issues, providing timely support and maintenance for existing applications.

Must‑have technologies/skills/education or equivalent:

• In‑depth knowledge of Ruby as well as Ruby on Rails
• Write well‑optimized queries in databases (such as PostgreSQL, and MySQL)
• Must be able to write data migrations to change the database system while still maintaining stability
• Understands the core concepts of REST and APIs
• Good understanding of Redis and concurrent background jobs (Sidekiq, Rescue, …)
• Can collaborate and follow best practices using Git and GitHub
• Cloud deployment and basics of DevOps (Heroku, AWS, S3, Cloudflare)
• Strong ability in writing tests in Rails (RSpec, MiniTest, feature tests)
• Grasp the basics of CI/CD (CircleCI, CodeShip, …)
• Good understanding of payment systems (Stripe, PayPal, …)
• Comfortable with Javascript, CSS, and HTML

Technical background:

• Solid understanding of system testing
• Excellent understanding of Object Oriented Programming
• Ability to build flexible systems
• Solid understanding of concurrency and redundancy
• Familiarity with third‑party APIs
• Ability to debug critical issues and write documentation
• Comfortable working with data‑intensive applications
• Excellent communication skills, can work well within a team

Nice‑to‑have technologies/skills:

• NodeJS
• Python
• Erlang/Elixir

Seniority:

• 8Y+

Engagement Type:

• Full‑time (75%+ from home)

Team and Reporting

• The position will report to the Product Engineering Director.

Challenge Test

• Dev Team-code‑challenge.zip is to be provided and reviewed by our senior reporting engineer.

We thank all applicants for showing their interest. However, only candidates under consideration will be contacted.

Please note:

All employment is conditional upon completing and obtaining a satisfactory background check and employment references. Must be able to legally work in Canada.

Employment Equity

We are proud to be an equal opportunity employer striving to foster an inclusive and accessible environment. We are committed to creating an atmosphere without discrimination. We encourage applications from those who will enhance the diversity of our community.

We are committed to providing accommodations for people with disabilities. Should you require an accommodation during the interview process, please make your needs known in advance and we will work with you to meet your accessibility needs.