Back-end Developer for Digital Payments

4 semanas atrás


Porto, Porto, Portugal Uphold Tempo inteiro

About Uphold

The emergence of the Web3 economy is redefining financial value management and exchange, with blockchain networks and digital assets at its core.

Founded in 2013, Uphold is a pioneering Web3 financial platform that supports nearly 300 digital assets, serving as a gateway to this revolutionary ecosystem.

With integrations across 27 blockchain networks and a robust trading engine connected to 30 underlying venues, our platform enables users to trade 'Anything-to-Anything' with competitive pricing and deep liquidity.

To date, we have facilitated over 120 million transactions worth $40 billion, serving 10 million customers across 150+ countries.

We're committed to making Web3 finance accessible to everyone by stripping away complexity and lack of transparency.

Learn more about Uphold.

The Opportunity:

We're at the forefront of the Fintech revolution, creating innovative neo-banking solutions that redefine how individuals and businesses manage their finances. Our mission is to provide seamless, user-friendly, and secure banking experiences through cutting-edge technology.

We're seeking talented Back-end Developers to join our dedicated Digital Payments team. As a Back-end Developer, you will play a crucial role in integrating our system with various bank networks (ACH, SEPA, FPS, etc.), card networks (Visa, MasterCard, etc.), alternative payment methods (Apple Pay, Google Pay, etc.) and maintaining the company's physical and virtual card products.

You will collaborate with cross-functional teams to build robust, scalable, and high-performance back-end systems that power our comprehensive banking solutions.

Primary Responsibilities:

  1. Building the most powerful, easy-to-use financial platform in the world.
  2. Delivering new features and enhancements to our platform.
  3. Collaborating with product managers, designers, engineers, and other project stakeholders throughout the software development life cycle (planning, design, implementation, deployment, and support).
  4. Helping the team stay up-to-date with the tech stack ecosystem.
  5. Writing high-quality code with performance and scalability in mind.

Required Qualifications:

  1. Bachelor's or advanced degree in Computer Science or equivalent.
  2. Spent quality time coding, deeply learning the powerful idioms and important idiosyncrasies of multiple programming languages and their ecosystems. We primarily code in JavaScript (node.js).
  3. Decent understanding of relational (preferably PostgreSQL) and/or non-relational databases (e.g., Redis).
  4. Decent understanding of web semantics.
  5. Knowledge of revision control systems.
  6. Basic knowledge of standard development pipelines, including build and other automation tools.
  7. Excellent communication skills and a team player with the ability to work in cross-functional teams, and with a great attitude.
  8. Fluent written and oral English skills.
  9. Bonus Qualifications:
  • Experience in developing APIs for other products you've worked on.
  • Developing software interacting with message queues (e.g., Kafka, NSQ, Pulsar, or RabbitMQ).
  • Experience in integrating APIs from other services providers.
  • Proven record of having worked with performance budgets.
  • Fluency in cryptocurrencies or other digital assets as they are core to our business.
  • Community talks, certifications, and/or blog posts on your interests and research.
  • Open-source project contributions of any kind, such as tools developed to solve specific problems you've had or fixing issues on existing projects.

What We Have to Offer You:

An amazing work environment in a company that continues to grow, driven by extraordinary and passionate people who keep innovating and challenging themselves every day.

An international team, working on cutting-edge projects in a fascinating field.

Growth and career opportunities, and the chance to be proactive and creative.

A flexible and enthusiastic work environment that offers you snacks, a lot of coffee, and other great benefits.

Open and transparent culture - we get together on a weekly basis to share updates, strategic plans, and engage with each other informally over food and drinks.

Interesting events that keep you connected with the team and celebrate our success.

$110,000 - $140,000 per year, depending on experience.



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