We tinker, build and create technology in our Bangkok and Tokyo office.

At Opn, we believe that by embracing digital transformation, businesses can build excellent products and create value for stakeholders. With our expertise in strategy, operations, and digital and innovative technology, Opn helps businesses bring their ambitions to life. We put our clients ahead of the curve by enabling businesses and their customers to have personalized, frictionless, and connected experiences.

We are a team of passionate and talented individuals looking to make a mark in today’s ever-evolving digital landscape. We value accountability, creativity, curiosity, empathy and teamwork.

Our team is committed to ensuring client success and is looking for people to join us to take part in building global products with global players!

Why we need you

We are looking for mobile developers of all levels, ranging from junior to team lead, to join our fast-growing mobile engineering team in Bangkok. The team will be building mobile applications, frameworks, and products which will be used by corporate clients around the world. These enterprise services and solutions vary from project to project but primarily revolve around eWallets, payment solutions, and other mobile applications.

Roles and Responsibilities

  • Analyze, design, develop, and maintain mobile applications, frameworks, and enterprise solutions for our corporate partners.
  • Work with a scrum team in sprint, following agile ceremonies and methodologies.
  • Proactively seeking to learn and improve yourself as well as willing to collaborate with mobile team members to share knowledge and strategies.
  • Develop iOS/Android applications & frameworks and follow common architecture & design patterns to ensure scalability, maintainability, and security.
  • Collaborate with cross-functional colleagues (e.g. backend developer, designers).
  • Debug, triage and assist our support team with mobile-related technical knowledge.


  • Minimum 1 year of experience in a related field.
  • Skills in iOS (Swift)/ Android (Kotlin)/ Flutter applications or frameworks development.
  • Familiarity with common design patterns, such as MVVM, VIPER, CLEAN, or MVP.
  • Knowledge of unit testing is required, knowledge of and UI testing is a plus.
  • Understanding of CI/CD tools and workflows.
  • Have a mindset to deliver works that are a delight for users to use and have good understanding in UI/UX design principles and guidelines.
  • Know when and where to be careful with regards to code and security.
  • Great communication and collaboration skills.
  • The ideal candidate will be able to speak, read, and write English proficiently.

Why you’ll love it here

  • Work with other smart, ambitious people who love to learn and grow.
  • Remote work/flexible working hours.
  • Cool and recently renovated office with beverages & snacks.
  • Health care plan
  • Macbook Pro to work from anywhere
  • Pet-friendly office and more!

What we believe

  • We celebrate professionalism
  • Nourish a trust-based working culture
  • Giving our employees the freedom to develop and grow with us

About Opn

  • Opn was founded in 2020 and is part of SYNQA. We are currently growing to 100 employees!
  • Operational headquarters are in Bangkok, with offices in Tokyo
  • SYNQA raised $80 million in Series C funding led by SCB 10X Co., Ltd. and SPARX Group Co., Ltd. (through its Mirai Creation Fund II). SYNQA’s other institutional investors include Toyota Financial Services Corporation (TFS), Aioi Nissay Dowa Insurance Corporation (ADI), Nomura Holdings, Global Brain, 31VENTURES by Mitsui Fudosan, Golden Gate Ventures and others.

Our story begins with the four qualities we stand for: practicality, productivity, utility, and efficiency. Under this conventional premise, Opn was born in 2020. The company is spearheaded by a team of problem solvers equipped with years of experience in the tech industry, and driven by their desire to resolve verified customer pain points that can be addressed through digital transformation.

What is digital transformation? For many, it’s a major technological leap filled with risks, barriers and behavioral resistance. At Opn, through our solutions, we demonstrate the bigger risks companies face from inaction, we dispel barriers, and we help businesses introduce change.

How to apply

If you liked what you read and believe to be up for the challenge, we'd be pleased to welcome you to the recruitment process for this position. Simply click on apply and submit your contact info. Afterward, this will happen next:

  • The hiring team will review your application.
  • 3-4 hiring rounds with the hiring team, People Operations team and all stakeholders involved in the process.

We look forward to getting in touch with you!

Opn embraces diversity and nourishes an open and inclusive work environment. We are home to over 20 nationalities and all decisions to hire, promote or discharge are based on merit, competence, performance, and business needs.

We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other applicable legally protected characteristics.