Senior Backend Engineer
We are a passionate team on a mission to enable a fairer, more decentralised world. To do so, we are building a crucial piece of cross-chain infrastructure to enable multiple blockchains to co-exist and serve different needs. Apart from the tech, we care a lot about user experience and aim to make complex technologies accessible to everyone.
A quick run-down of the job
We are looking for a Senior Backend Engineer who will lead the design, development, and maintenance of our backend systems, ensuring they are robust, scalable, and secure. You'll collaborate closely with cross-functional teams, including frontend developers, product managers, and designers, to deliver high-quality software solutions that drive our success. The position will report to our Backend Lead.
The current tech stack of LI.FI utilizes:
Node.js running TypeScript code in Docker containers
MongoDB and Redis for our data
ethers.js for communication with the blockchains
Github, Kubernetes, AWS and CloudFlare for our GitOps CD chain
Please note: You must be located in the EMEA region. Your application will not be considered if you are outside of this region.
What you'll do
Leading and actively participating in the design, development, and maintenance of backend systems and APIs
Architecting and implementing scalable and robust backend solutions that can handle growing user loads and evolving business needs
Maintaining high coding standards, conduct code reviews, and ensuring best practices for code maintainability and readability
Identifying bottlenecks and optimizing code and algorithms to improve system performance
Implementing monitoring and debugging tools to proactively identify and resolve issues, ensuring high system availability
Developing and maintaining comprehensive test suites, including unit tests, integration tests, and end-to-end tests, to ensure the reliability of backend systems
Providing guidance and mentorship to junior developers, helping them grow their technical skills
Analyzing complex technical problems and propose effective solutions to address them
Documenting code, APIs, and technical processes to facilitate knowledge sharing within the team and support onboarding of new developers
What makes a good candidate
Must be located in the EMEA region
Strong TypeScript experience is a must
Extensive professional experience in a similar role (as senior or lead)
Understanding of Document Databases and Caching
Experience in software design and architecture
Deep knowledge of testing frameworks and principles
Strong communication, collaboration, problem-solving and analytical skills
Proactivity, strong ability to work well within a team and to be self-guided on a day-to-day basis
Ability to write maintainable, scalable, production-grade code
Passion for new technologies and ability to autonomously evaluate them and make suggestions for improvement
Very strong verbal and writing skills in English to allow effective communication with team members and stakeholders in meetings and documents
Bachelor's or Master's degree in Computer Science is a plus
Previous working experience in the blockchain space, technical understanding of the EVM ecosystem (or other ecosystems) is a plus
Some experience with smart contract development would be a plus
We encourage you to apply if you feel your experience and skills equip you for this job but are not listed here!
Empowered teams: We take the best person with the right skills, and then inspire them to use them! We trust our team and give them the space and ownership to excel and achieve.
Flexible time management: We believe work should adapt to your life, not the other way around. We only schedule a few fixed meetings every week – you're free to arrange the rest of your time as you like.
Inclusive culture: It’s our priority to make our whole team feel included, appreciated and respected. Our global, culturally diverse team is our most important asset.
Remote-friendly: We’re a fully remote, global company. As long as you’re not on Mars (the WiFi is terrible we heard), being part of our team from the comfort of your own home works perfectly well for us.
What you’ll get
Entitlement to a work computer (choice of equipment).
Unlimited remote days and flexible working hours.
Annual team off-sites (Thailand was a blast last year & Vietnam will be even blast-ier).
An annual 1000€ personal development budget once you have worked 6+ months (pro-rated the first year).
A one-time 1000€ remote budget to use on co-working, office setup, etc.
Initial equity allocations once you have worked 6+ months.
Li.Fi is an equal opportunity employer. We encourage individuals of all backgrounds to apply. Join us in our dedication to fostering a workplace that values and respects each team member's unique contributions.
To apply, submit your resume and a cover letter detailing your relevant experiences and competencies. Shortlisted candidates will undergo a comprehensive interview process, including a video challenge, people operations interview, take-home assignment, meet the team & founder interview, and reference check.
For more information, visit our page detailing our hiring process! If you have a question you can’t find the answer to, please feel free to reach out to firstname.lastname@example.org. We look forward to welcoming a candidate who embodies our values of ownership, collaboration, and continuous improvement.