Software Engineer - Payments

As a Software Engineer at Clovr Labs, you'll work on high-quality products at the intersection of cybersecurity, Bitcoin, and lean product development. You'll join a small, passionate team scaling up to build and evolve systems like Elenpay.tech, an enterprise-grade payment service provider built on the Lightning Network.

What you'll do

• Help evolve and expand existing products and internal systems.
• Work closely with a motivated and collaborative team to build new automation and infrastructure solutions.
• Design and deliver product features that bring real value to clients.
• Dive into the details, polish the experiences you build, and take pride in high craftsmanship.
• Bring experience in implementing best practices to the team such as pair programming, continuous deployment, and tech debt management.
• Dedicate time to non-business requirements such as cost, maintainability, scalability, and security.
• Use cost-benefit analysis and logical reasoning to evaluate alternative solutions.

What you bring

• A business mindset: you understand business goals behind your work and choose technology that delivers value for customers and the company.
• A strong sense of ownership: you find or build the right solution, take responsibility for delivering it to production, and ensure it works reliably.
• A strong security mindset: you proactively assess risks, anticipate threats, and design defensively to protect customers.
• Experience with production systems: you are comfortable operating live services and use logs, metrics, and traces to understand behavior, detect issues, and resolve them.
• Understanding of correctness and financial integrity: you design for system idempotency, data consistency, precise monetary calculations, and ensure every transaction is traceable and reconcilable.
• Adaptability: you stay committed and flexible as priorities change.
• Strong teamwork skills: you work closely with others, challenge ideas respectfully, and take shared responsibility for the team's success.
• Use of AI as a core part of your workflow to understand problems, explore solutions, and accelerate delivery.
• English proficiency.
• Self-directed learning: you take initiative to learn new skills and become a better developer.

Nice to have

• Technical interest in blockchain concepts, especially Bitcoin and the Lightning Network, as well as payments processors and how these systems operate in practice.
• High understanding of modern cloud-native software solutions, with focus on observability, security, and performance.
• Experience building software applications with Go and C# or the ability to adapt to using these languages.
• Interest in and contributions to Open Source Software.
• Understanding of Spanish.

What we offer

• Fully asynchronous remote work within Spain with independence, ownership, and flexibility.
• Fair salary of 60k-80k (negotiable).
• Work from home budget to create your ideal office setup, including internet and electricity.
• Annual learning budget for new programming languages or tech conferences.
• Fully paid team building activities three or four times a year, held around the world.
• A stimulating and challenging environment where you can share and learn with a passionate and diverse team.

About Clovr Labs

Clovr Labs is a boutique consulting firm at the intersection of cybersecurity, Bitcoin, and lean product development, focused on building simple, elegant solutions to complex problems. The company is incorporated in Spain and develops products across cutting-edge technology domains including Bitcoin and the Lightning Network.