Senior Mobile App Engineer - iOS

Paytm Labs, Toronto, Canada

See jobs at Paytm Labs

Duration: Full-Time

About Paytm Labs:
At Paytm Labs, we’re on a mission to provide useful technological solutions that enrich and empower millions of people in their daily lives. We apply big data, artificial intelligence, and machine learning to bring the next generation of financial products and services to the Indian, Japanese and Canadian markets.

As a company, we’re committed to offering the most transparent, secure, and personalized consumer experience to over 333 million consumers and over 21 million merchants. Since our journey began 6 years ago, we’ve launched the Paytm Canada app (our bill management app), and PayPay (a QR-based payment app in Japan), all while powering the Paytm India app.

Job Description
We are looking for a proficient iOS Developer with experience in developing high-performing, scalable mobile applications, and frameworks. You will be exposed to the full stack application/framework development of design, implementation, test, and bug fixes.

Expecting a candidate with a creative flare, strong problem-solving skills, exposure to various technologies such as Swift/Objective-C, risk/fraud protection, and/or on-device machine learning, and is ready to take on more responsibility.

If you are an excellent team player, and agonize over the smallest detail, and can’t rest until it has been resolved, please apply today!


  • Build and maintain new products/features for apps/frameworks, ensure coding with software best practices
  • Demonstrate excellence in code optimization and maintainability to improve apps/frameworks performance and stability.
  • Perform in-depth code review with detailed tests
  • Identify new technologies and trends, and implement them to enhance our products
  • Unit-test code for robustness, usability, and general reliability


  • Degree in Computer Science
  • 3+ years of demonstrable experience of iOS development using Swift with at least 1 year developing multi-threaded projects
  • Expertise in UIKit, APNS, Core Data and cloud messaging APIs(i.e. Google FirebaseMessaging)
  • Experience in developing Swift binary frameworks/SDKs for performance and stability, and familiar with Swift API design patterns
  • In-depth knowledge in data structures, algorithms, memory management, and best practices 
  • Expose to security/fraud and encryption development process
  • Strong problem solving skills and hunger to learn new things and ability to grasp new techniques quickly
  • Knowledge of on-device machine learning (Core ML) is a plus

Why Join Paytm Labs!

  • Flexibility to WFH
  • For the third year in a row, we are proud to announce that we have been certified as a Great Place to Work 
  • We were also certified as one of the Best Workplaces for Mental Wellness in 2020
  • We are an open work environment that fosters collaboration, ownership, creativity, and urgency
  • We ensure flexible hours outside of our core working hours
  • Enrolment in the Group Health Benefits plan right from day 1, no waiting period
  • Team building events
  • Fuel for the day: Weekly delivery of groceries, and all types of snacks
  • Catered lunches and desserts on a monthly basis
  • Daily fun in the office with our competitive games of Ping Pong, Pool, Smash Bros competitions, or FIFA
  • And of course, an unlimited amount of freshly made coffee and tea! We’re pretty serious about our coffee beans
  • Online learning through the platform, UDEMY
Notice for Job Applicants
We are an equal opportunity employer and value diversity and uniqueness at our company. We thank all applicants, however, only those selected for an interview will be contacted. 

Paytm Labs is committed to meeting the accessibility needs of all individuals in accordance with the Accessibility for Ontarians with Disabilities Act (AODA) and the Ontario Human Rights Code (OHRC). Should you require accommodations during the recruitment and selection process, please let us know. 

Don't have Paytm Canada App yet?
Check us out in the Google Play or App Store.

About Paytm Labs

About us Paytm Labs builds technologies that power Paytm, the world's fastest growing mobile payments and commerce ecosystem. We use our skills, and our biggest asset - data, to make our little dent in this universe. We make commerce smoother, safer, and personal. Learn more about us at http://www.paytmlabs.com/.

Want to learn more about Paytm Labs? Visit Paytm Labs's website.