We are looking for a Senior Engineer to join our Payments & Wallet team (also known as PAW đž) â the core group handling asset management, compliance, and On-chain Services & Integrations (Superwallet) at Coinhako.
In this role, you will be responsible for designing, developing, and maintaining high-performance services that power our payments and wallet infrastructure. Youâll collaborate with cross-functional teams to ensure seamless integration across systems, optimize transaction workflows, and enhance platform reliability and scalability.
What you'll be doing:
Architect and build scalable backend services. Our tech stack is Rails 7, Go, Sidekiq, REST, AWS, Docker;
Design and build high-volume APIs used by our frontends and external traders;
Take initiative to ensure the long-term quality of the code and drive decisions related to the architecture of production systems;
Manage and maintain custody solutions for digital assets. Ensure the highest level of security and compliance in handling and storing digital assets, including cryptocurrencies, tokens, and digital records;
Collaborate with other engineers, product managers and designers during various product development stages;
Improve engineering standards, tooling, and processes.
What we're looking for:
Bachelorâs or Masterâs degree in Computer Science, Engineering, or related field;
Understand good practices of building and working with APIs;
Have 5+ years of building scalable distributed systems with a strong background in Ruby, Go is a plus;
Comfortable with ambiguity and scoping solutions with your teammates;
Youâre organized, proactive and can be your own manager;
Knowledge of cryptography and security principles in blockchain as well as compliance and regulatory frameworks for cryptocurrency.
Whatâs in it for you:
Friendly and fun start-up work culture
Convenient work location located in the heart of CBD area
Generous annual leaves on top of national holidays
Medical coverage including GP, Specialist, TCM, and more
Self-care benefits and exciting fitness workshops/webinars
Vibrant office with a well-stocked pantry
Find out more about Coinhako @https://www.coinhako.com/ and don't forget to visit our Careers Page @https://www.coinhako.com/join-us!
By submitting your application to us, you consent to the collection, use, disclosure and processing of your personal data in accordance with our privacy policy, which is accessible at https://www.coinhako.com/legal/sg-1/privacy_policy.
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