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- Tasks: Develop and ship new features for our API while fixing bugs and enhancing developer experience.
- Company: Zerion is pioneering the future of on-chain finance with innovative Web3 solutions.
- Benefits: Enjoy remote work flexibility, a collaborative culture, and opportunities for continuous learning.
- Why this job: Shape the future of Web3, work with cutting-edge technology, and make a real impact.
- Qualifications: 3+ years in backend engineering, clean coding skills, and familiarity with Blockchain systems required.
- Other info: Bonus points for Go experience and contributions to Web3 projects.
The predicted salary is between 36000 - 60000 £ per year.
Zerion is building the future of on-chain finance—and we’re looking for a Middle Backend Engineer to help us scale that vision. You\’ll join our API team, working at the heart of our infrastructure to power new features, solve urgent challenges, and support developers building the next generation of Web3 apps. If you\’re excited by clean architecture, fast feedback loops, and the opportunity to shape how developers build on-chain, you’ll feel right at home here.
What you will do
- Develop and ship new features for our API.
- Triage and fix bugs quickly—especially partner-impacting issues.
- Build and maintain backend systems powering our API.
- Collaborate with products to shape features and improve partners onboarding.
- Collaborate directly with customers to troubleshoot issues, fix problems, clarify technical questions, and drive timely resolutions.
- Continuously improve our technical docs, and internal tooling to enhance developer experience.
Who we are looking for
- 3+ years of backend engineering experience.
- Solid fundamentals: you write clean, maintainable code and understand how to debug complex systems.
- Familiarity with Blockchain systems, dApps, and smart contracts.
- Great communication and soft skills—you can translate technical details clearly, both internally and externally.
- Comfortable owning tasks independently in a remote-first, async team.
- You take initiative, solve problems quickly, and care about product quality.
Bonus Points
- Professional experience with Go.
- Familiarity with multi-chain ecosystems (EVM chains, L2s, Solana, etc.).
- Strong grasp of API development: REST, token-based auth, error handling, etc.
- Experience building or contributing to Web3 projects (personal or commercial).
- Enjoy helping others succeed—whether it’s teammates or external devs.
About You
- You love building resilient, elegant systems that developers enjoy using.
- You have the ability to work in multitasking mode.
- You enjoy learning new technologies.
- You value clarity, collaboration, and continuous improvement.
- You’re excited by the opportunity to shape how the next wave of Web3 builders get started.
Interview Process
- Intro Call (30 mins): Meet the team and align expectations
- Hiring Manager Interview (45 mins): Discussion of your professional background, motivation and etc.
- Technical Session (90 mins): Assess problem-solving and backend/API skills
- Team Interview (60 mins): Evaluate collaboration style and team add
- Founders Call (60 mins): Discuss long-term vision and your role in it
- Reference Check
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Middle Backend Engineer (Zerion API) employer: Placeholder
Contact Detail:
Placeholder Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Middle Backend Engineer (Zerion API)
✨Tip Number 1
Familiarise yourself with the latest trends in blockchain technology and Web3 applications. This will not only help you understand the context of the role better but also allow you to engage in meaningful conversations during interviews.
✨Tip Number 2
Brush up on your Go programming skills, as it's a bonus point for this position. Consider working on a small project or contributing to an open-source project using Go to demonstrate your proficiency.
✨Tip Number 3
Prepare to discuss your experience with API development in detail. Be ready to share specific examples of how you've handled error management and token-based authentication in past projects.
✨Tip Number 4
Showcase your soft skills by preparing examples of how you've effectively communicated technical concepts to non-technical stakeholders. This will highlight your ability to collaborate and support both internal teams and external developers.
We think you need these skills to ace Middle Backend Engineer (Zerion API)
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your backend engineering experience, especially any work related to APIs, blockchain systems, and dApps. Use specific examples that demonstrate your clean coding practices and problem-solving skills.
Craft a Compelling Cover Letter: In your cover letter, express your enthusiasm for the role and the company’s vision in on-chain finance. Mention how your skills align with their needs, particularly your experience with Go and API development.
Showcase Relevant Projects: If you have worked on Web3 projects or have experience with multi-chain ecosystems, be sure to include these in your application. Highlight your contributions and the impact they had on the projects.
Prepare for Technical Questions: Anticipate technical questions related to backend systems and API development. Brush up on your knowledge of REST, token-based authentication, and error handling to demonstrate your expertise during the interview process.
How to prepare for a job interview at Placeholder
✨Showcase Your Backend Skills
Be prepared to discuss your experience with backend engineering, particularly in relation to clean code and debugging complex systems. Highlight specific projects where you've successfully implemented features or resolved issues.
✨Demonstrate Blockchain Knowledge
Since the role involves working with Blockchain systems, make sure you can talk about your familiarity with dApps and smart contracts. If you have experience with multi-chain ecosystems, be ready to share examples.
✨Communicate Clearly
Great communication is key for this position. Practice explaining technical concepts in a way that’s easy to understand, as you’ll need to translate these details for both internal teams and external developers.
✨Emphasise Problem-Solving Abilities
The interview will likely focus on your problem-solving skills, especially in a remote environment. Prepare to discuss how you take initiative and resolve issues quickly, providing examples from your past experiences.
