Software Engineer (Java Backend)
ARQ (formerly DolarApp) is a modern finance app that gives travelers, investors, and professionals access to global assets and currencies. It offers digital dollars and euros at real market rates, a borderless cashback card, international payments, and investment access to stocks and ETFs.
Funding
Projects
About ARQ
ARQ, rebranded from DolarApp, is a fintech platform aimed at making global finance accessible to travelers, investors, and professionals, primarily serving users in Mexico and Latin America. Its core offerings include converting local currency into digital dollars (USDc) and digital euros (EURc) at real market exchange rates without hidden fees, a global card offering competitive conversion rates and cashback for spending at home or abroad, and the ability to receive and send international payments (from the US and Europe) using personal account details instead of traditional remittance services. The platform also provides earnings accounts and access to leading global stocks and ETFs so users can invest and grow their wealth across markets. ARQ states it serves over 2 million people worldwide who manage their finances through the app, with app store ratings of 4.7/5 and 4.6/5.
Skills
About the Role
You'll design, develop, and maintain scalable, secure, and high-performing backend systems that power innovative fintech products. You'll focus on greenfield development as well as improving existing systems, building REST APIs and engineering microservices. You'll work on systems like card payments, treasury management, transactions booking, and crypto liquidity, using Java on the backend with a Postgres database and Spring Boot for delivery. You'll take a pragmatic approach to business logic, emphasizing clean code, maintainability, and fast turnaround through TDD, DDD, and continuous integration & delivery.
Requirements
- Demonstrable experience in Backend development, with fluency in Java
- Bachelor's Degree (or above) in Computer Science, Mathematics, Physics, or other Engineering / Science disciplines
- Quick learner with an ambitious and results driven personality, with excellent communication skills (english fluency, verbal and written)
- Track record of building complex products that millions of people use in hypergrowth startups
Responsibilities
- Design, develop, and maintain scalable, secure, and high-performing backend systems
- Build REST APIs
- Engineer microservices
- Evolve systems such as card payments, treasury management, transactions booking, and crypto liquidity
- Develop business logic with emphasis on clean code and maintainability
- Apply TDD, DDD, and continuous integration & delivery practices
Benefits
- Competitive salary
- Own the development process that will face on the customer's impact
- Latest technology to work with
- Strong team that will help you improve your skills