Full time - Paris or hybrid remote - €75/90k + equity
As a Senior Fullstack Engineer at Kiln, you will join our Software Development Team, composed of 14 engineers split into 4 squads, to build the future of our SaaS/API-first products [https://docs.kiln.fi/v1/]. You will report to our Lead Software Engineer, and collaborate with the Product, Infrastructure and Smart-Contract teams to work on the various products that Kiln offers.
Responsibilities:
Contribute to architectural decisions and technical strategy.
Be an active contributor within the Fullstack squad owning Kiln user-facing products (Dashboard, dApp, Widget).
Design, develop and implement new features :
70% frontend (e.g. using our design system to build new features or adding new components to it…).
30% backend (e.g. implement the transaction crafting part for a new protocol…).
Participate in code review, test and CI/CD processes, bug fixing, and code maintenance.
Interact with customers for debugging purposes and product discovery.
Make sure we respect any software security norms (Kiln is a SOC 2 Type 1 and Type 2 company).
Actively suggest continuous improvement of Kiln's platform and engineering practices.
Communicate with other Kiln teams to help them understand the Software roadmap and technical challenges.
Stack: TypeScript, React, PHP, Laravel, REST API
Other engineering stacks: Software (Golang); Smart contract (Solidity); Infrastructure (Kubernetes)
Requirements:
+6 years of experience as a Software Engineer (Backend, Frontend, or Fullstack), designing, building, and deploying user-facing and API-based products.
Proven TypeScript and React programming skills — professional experience in a production environment.
PHP/Laravel programming skills.
Familiar with software development best practices (Test, CI/CD, DevOps, Security…).
Previous experience collaborating in a team-based development environment is required (sprints, code reviews, standups, problem-solving sessions).
Curiosity and ability to dig into a topic and follow through.
Ability to balance between impact and thoroughness in a fast-paced environment.
Genuine interest in blockchain and cryptocurrency - check our Tech Blog [https://www.kiln.fi/blog] and Open-Source contribution [https://www.kiln.fi/open-source].
Fluent in both French and English.
Nice-to-have:
Familiar with blockchain ecosystem, Ethereum Virtual Machine and smart contracts.
Experience in a fast-growing, early-stage startup.
Living close to Paris or London
About Kiln:
Kiln is the leading enterprise-grade staking platform, enabling institutional customers to stake assets, and to whitelabel staking functionality into their offering. Our platform is API-first and enables fully automated validators, rewards, and data and commission management.
With over $11+ billion in crypto assets being programmatically staked, Kiln has a particularly strong track record on Ethereum as we run over 4.3% of the network; this includes 50,000+ validators with 0 slashing events.
The team is made up of over 85 ecosystem enthusiasts formerly at Google, Circle, Ledger, Chainalysis, and other leading technology and cryptocurrency companies.
Join Kiln and help us make the web more secure, stable, decentralized, and fair!
How Kiln will support you:
A fast-paced, no bureaucratic work environment
Equity Share Options in the business: if Kiln succeeds, we all succeed!
Competitive Salary
Unlimited holiday
Flexible remote working
Choose your IT equipment
Internet connection paid up to €50/month
Significant personal development and tech conf budget
Your interview process:
Recruiter Interview (45 min)
Take-home test (< 2 hours)
Technical Interview (90 min)
Core Values Interview (45 min)
Founders Interview (30 min)
Offer!
Please note that we are not sponsoring visas for persons without work authorization in the UK or the EU. This role is specifically for employees (no B2B or contractors) based in France, the UK, Italy, Spain, Portugal, Germany & Netherlands. Thank you!
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Are you a passionate Senior Fullstack Developer looking to make an impact in the blockchain space? At Kiln, based in Paris, we’re excited to invite you to join our innovative Software Development Team. In this full-time role, you’ll collaborate closely with 14 engineers across 4 squads, focusing on building our robust SaaS/API-first products. Your contributions will directly influence our user-facing products like the Dashboard, dApp, and Widget. You'll spend about 70% of your time on frontend development, utilizing TypeScript and React, while the remaining 30% allows you to dive into backend tasks, including implementing transaction crafting for new protocols. You’ll play a pivotal role in shaping architectural decisions and technical strategies while ensuring adherence to software security norms as per SOC 2 Type 1 and Type 2 standards. Not only will you participate in code reviews and tackle bugs, but you’ll also engage with customers for insights into product improvement and debugging. Your curiosity and proactive mindset will help you thrive in our fast-paced, collaborative environment. So if you’re eager to contribute to continuous improvement and make the web secure, stable, and decentralized, Kiln is the place for you. Join us, and let’s build the future together!
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