Lead Software Engineer Java
Posted Updated 5
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Summary
Lead backend engineer building scalable, secure Java/PostgreSQL microservices and REST APIs at ARQ (formerly DolarApp), evolving systems for card payments, treasury, transaction booking, and crypto liquidity. Work centers on Spring Boot with TDD, DDD, and CI/CD practices.
You will design, develop, and maintain scalable, secure, high-performing backend systems. You will build REST APIs and microservices, improve existing systems, and support card payments, treasury management, transaction booking, and crypto liquidity. You will work with Java, PostgreSQL, Spring Boot, TDD, DDD, and continuous integration and delivery.
Responsibilities
- Develop greenfield systems and improve existing systems
- Build REST APIs and microservices
- Evolve systems supporting card payments, treasury management, transaction booking, and crypto liquidity
- Develop backend services using Java and PostgreSQL
- Apply clean code, TDD, DDD, and continuous integration and delivery practices
Requirements
- Demonstrable backend development experience with fluency in Java
- Bachelor's degree or above in Computer Science, Mathematics, Physics, or another Engineering or Science discipline
- Excellent written and verbal English communication skills
- Track record of building complex products used by millions of people in hypergrowth startups
Benefits
- Stock options
- Discretionary performance bonus
- Latest tools and technology
