Lead Software Engineer (Java)

ARQ; Polska; In loco; PLN 180.000 - 320.000; Tempo pieno

Vantaggi offerti da questo lavoro

Competitive salary

Stock options

Discretionary performance bonus

Latest tools and technology

World-class team

Opportunity to help build fintech app

Descrizione del lavoro

ARQ is a fast-growing fintech seeking a Backend Engineer to design, develop, and maintain scalable backend systems powering our products. You will collaborate with a talented team to build reliable APIs and services that support cross-border financial flows.

You will work with Java backend, Spring Boot, REST APIs, microservices, and TDD with CI/CD. Join a world-class team and contribute to building the best fintech app in Latin America, with 3-4 days in-office.

Competenze

• Proven backend development experience with Java.
• Strong understanding of REST APIs and microservices.
• Experience in scalable, secure backend systems.

Mansioni

• Design, develop and maintain backend services and APIs.
• Collaborate with cross-functional teams to deliver features.
• Write clean, maintainable code with TDD/CI/CD practices.

Conoscenze

Backend development

Java

Formazione

Bachelor's degree in Computer Science or related field

Descrizione del lavoro

About ARQ

ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We're still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you're excited by big challenges, global impact, and the chance to grow fast with a world-class team, ARQ is the place to do it.

What we're looking for

As a Backend Engineer, you'll design, develop, and maintain scalable, secure, and high-performing backend systems that power our innovative products. You'll collaborate with a talented team to create solutions that drive financial inclusion and transform the way people manage their money.

What you'll be doing

The work will focus on greenfield development and improvement of existing systems

Projects will include building REST APIs, engineering microservices and evolving a number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity)

Our technology stack is based predominantly on Java 25 on the backend with Postgres database

We rely on Spring Boot for quick and quality delivery

We have a pragmatic approach to develop our business logic, focusing on clean code, with emphasis on maintainability and fast turnaround with TDD, DDD and continuous integration & delivery

What you'll need

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

Benefits

• Competitive salary and benefits
• Stock options, so you own part of what you build
• Discretionary performance bonus
• The latest tools and technology
• A world-class team that will challenge and grow your skills
• The opportunity to help build the best fintech app in Latin America

Office Policy: 3-4 days a week in-office