Clovr Labs is recruiting a Software Engineer to work on new and interesting projects.
Let's give you some context on who we're looking for and what to expect when you join the team.
👋 About us
Clovr Labs is a boutique consulting firm working at the intersection of cybersecurity, Bitcoin, and lean product development. We care deeply about building simple, elegant solutions to complex problems and believe in iterating quickly to uncover the best ideas.
We’re developing a range of products across several cutting-edge technology domains, including Bitcoin and the Lightning Network, powering instant, low-cost payments at scale. One of our flagship products is , an enterprise-grade payment service provider built on the Lightning Network.
🧩 Your role
We’re looking for engineers who are curious, driven, and excited about creating high-quality software.
As a Payments Software Engineer at Clovr Labs, you will:
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Help evolve and expand our existing products and internal systems.
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Work closely with a motivated and collaborative team to build new automation and infrastructure solutions.
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Design and deliver product features that bring real value to our clients.
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Dive into the details, polish the experiences you build, and take pride in high craftsmanship.
🎬 What do we expect from you?
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Business mindset: you understand the business goals behind your work and choose technology that serves those goals and delivers value for customers and the company. You seek user feedback and iterate quickly based on real-world insights.
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Strong sense of ownership: you understand the problem, find or build the right solution, and take responsibility for delivering it to production and ensuring it works reliably.
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Strong security mindset: you proactively assess risks, anticipate threats and failure scenarios, and design and code defensively to protect our customers.
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Experience with production systems: you are comfortable operating live services and use logs, metrics, and traces to understand system behavior, detect issues early, and resolve them effectively.
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Correctness and financial integrity: you design for idempotency, data consistency, and precise monetary calculations, handle retries, concurrency, and partial failures safely, ensuring every transaction is traceable and can be reconciled.
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Adaptability: you stay committed and flexible as priorities change, adjusting your approach as new information emerges.
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Teamwork makes the dream work: you are a strong team player and believe that a team together can ship great things. you work closely with others, challenge ideas respectfully, welcome being challenged, and take shared responsibility for the team’s success.
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AI-powered engineering: you use AI as a core part of your workflow to understand problems, explore solutions, and accelerate delivery, applying engineering judgment to validate its output and taking ownership of the results.
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English proficiency is helpful; understanding Spanish is a nice plus.
🛠 Key roles
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You will join a small team currently scaling up. We are passionate about it and we are not trying to hide it.
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We expect you to bring your experience in implementing best practices to our team such as pair programming, continuous deployment, tech debt management.
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A key part of our duties is to dedicate time to non-business requirements of the systems we are working on, such as cost, maintainability, scalability, and security.
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Self learning is an expectation. You will be provided with enough time and resources to learn new stuff and to become a better developer.
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You should have a cost-benefit analysis mindset and use logical reasoning to address the strengths and weaknesses of alternative solutions.
🎏 It's nice to have
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Have a technical interest in Blockchain concepts, specially Bitcoin and the Lightning Network. Also in payments processors and understanding how these systems operate in practice.
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Special interest and high understanding of modern cloud-native software solutions, with special focus on observability, security and performance.
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Experience building software applications with a combination of Go and C# or can easily adapt to using these languages.
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Interest in Open Source Software (OSS), we highly value contributions to Open Source Software. Many of our main components are OSS, and we take pride in contributing back to other OSS projects.
🔍 What we offer
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Fully and asynchronous remote work within Spain, independence, ownership and flexibility is what you can expect from our mindset.
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Fair wages for people with attitude above all (60k - 80k negotiable).
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Evolve in a stimulating and challenging environment.
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Share and learn with a passionate and diverse team.
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Work from home budget, choose what you need to create your dream home office, including internet and electricity.
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Annual learning budget, learn a new programming language or go to a tech conference, if it is important for your career, it is important for us.
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Fully paid team building activities three or four times a year, somewhere around the world.
Clovr Labs is incorporated in Spain and the team meets regularly in Barcelona. We speak English and Spanish, most of the time at the same time, but we would appreciate it if you could send us the contents of your application in English.
Originally posted on Himalayas
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