Senior Back-end Developer

Flinks Technology Inc.; Montreal; On-site; CAD 80,000 - 120,000; Full time

Job summary

An innovative firm is seeking a Senior C#/.NET Developer to join their dynamic team. In this pivotal role, you'll lead the development of key applications that power financial data infrastructure, solving complex problems and delivering scalable solutions. You'll work with cutting-edge technologies like GCP, Docker, and Kubernetes, while mentoring junior developers and fostering a collaborative environment. This is a fantastic opportunity to make a significant impact in the fintech industry and drive forward-thinking solutions in a rapidly evolving field.

Qualifications

• 7+ years of experience as a software developer.
• Proficient in C# and .NET with strong backend architecture experience.
• Hands-on experience with microservices and high-scale systems.

Responsibilities

• Lead development of key applications, ensuring performance and reliability.
• Design and build scalable systems, optimizing for security and performance.
• Mentor junior developers and promote a collaborative environment.

Skills

C#

.NET Framework

Microservices

GCP

Docker

Kubernetes

Test-Driven Development

Web Security

Go

AI Technologies

Tools

Docker

Kubernetes

GCP

Web Scrapers

Job description

About Flinks

Flinks drives and empowers financial innovation by pushing the limits of what's possible.

As one of the trailblazers and advocates for open finance in Canada, Flinks has rapidly grown from its founding in 2016 to become a leader in financial data aggregation, data enrichment, and open banking.

Trusted by millions of individuals accessing financial services at world-class companies and serving innovators in lending, fintech, digital banking, asset management and insurance, Flinks is continually setting new benchmarks for the future of financial innovation. We’re dedicated to providing our clients with the tools they need to stay ahead of the competition and drive innovation forward. That’s where you come in.

About the Team

As a Senior C#/.NET Developer, you’ll work on the core systems that power Flinks’ data infrastructure. You’ll have the opportunity to solve complex problems, own solutions, and develop scalable and secure applications. Your work will directly impact how we innovate and support the fintech industry.

What You’ll Do

• Lead the development of key applications, from architecture through deployment, ensuring smooth operation and performance.
• Design and build scalable, reliable, and secure systems—whether working on backend services or contributing across the full stack.
• Own technical solutions for complex problems, ensuring timely delivery while fostering innovation.
• Develop cloud-native solutions using GCP, leveraging cloud infrastructure to optimize performance and security.
• Collaborate with product, design, and engineering teams to ensure seamless integration of backend services with frontend interfaces (full-stack).
• Mentor junior developers, contribute to technical discussions, and promote a collaborative, growth-oriented environment.
• Continuously seek improvements in performance, resolve bottlenecks, and fine-tune systems and processes.

Who You Are

• 7+ years of experience as a software developer.
• Proficient in C# and the .NET framework, with strong experience in backend architecture and/or full-stack development.
• Hands-on experience with microservices and high-scale systems.
• Experience designing and building scalable systems with GCP and containers.
• Familiar with Docker, Kubernetes, or similar containerization technologies.
• Experienced in test-driven development and delivering high-quality software.
• Strong understanding of web security and authentication mechanisms like OAuth.
• Experience building and maintaining web scraper systems.
• Hands-on experience writing performant, concurrent applications in Go, especially for data extraction, backend services, or automation.
• Proven use of AI technologies to enhance developer productivity.
• A proactive problem-solver who enjoys tackling complex issues.
• Track record of designing scalable, secure, and high-performance systems.
• Excellent communication skills for leading discussions and mentoring.
• Ability to build and maintain web scrapers, handling challenges like dynamic content, CAPTCHAs, and bot protections.

Nice to haves:

• Experience overcoming scraping challenges such as CAPTCHAs and bot protections.
• Familiarity with frontend frameworks like Angular.