Junior Backend Developer

Kiln makes blockchain infrastructure simple for investors and developers and accelerates the decentralization of the web.

The start-up manages over 22,000 validators With over $2billion in crypto assets being programmatically staked. We deploy our validators on 3 different clouds around the world.

Kiln’s SaaS platform supports the most important Web3 projects. That includes Ethereum, Solana, Polkadot, Cosmos and Tezos. Kiln deals with infrastructure, security and software topics on a daily basis.

The team is made up of ecosystem enthusiasts formerly employed at Google, Circle, Ledger, Chainalysis, Polygon and others.

If your goal is to make the web more secure, stable, decentralized and fair, join Kiln.
We’ve just raised our Series A - 17M$ !

Full time - permanent role - Paris or full remote from France - 42/50k + shares

Within a team of 9 software developers, you’ll be mentored by one of our Senior Backend Engineers. We’re looking for a highly motivated Junior Back-end Engineer at Kiln.

In this role, you’ll be responsible for:

1) Building the product: You’ll be working closely with the Product and Infrastructure teams to plan, architect, and implement our core product. You’ll take part in the construction of the roadmap, with the rest of the team. In this role, it includes:

• Development of data aggregators for blockchains

• Development of new Golang micro-services within the Kiln stack

• Taking part in automation & deployment processes

2) Helping grow the Team: Everyone on the early team plays an important role in referring and attracting new Kilners

Our stack

• Mostly in Golang with a bit of Javascript and Typescript

• Communication between services is done using HTTP Rest and most of our databases are backed by PostgreSQL

• Everything runs in EKS (Elastic Kubernetes Service) on AWS

Preferred experience

Skills & Background

• Fluent communicant both in French & English

• Strong crypto & blockchain believer

  • You must show either a side-project related to the industry

  • Either a strong interest with deep research

• An experience in a backend programming language

  • Ideally Golang

  • We are open to juniors experienced in Java, C++, Rust, etc.

Soft skills

• Curious and able to dig into a topic and follow through

• Team spirit: Open to discussion rather than imposing views

• Reliable with good time management and clear communication

• Self-starter with a genuine interest in problem-solving

What we offer

• A highly experienced software team to learn from!

• A fast-paced, no bureaucratic work environment

• Equity share options in the business: If Kiln succeeds, we all succeed!

• Unlimited holiday

• Flexible/remote working

• Significant personal development and wellness budget

Can’t wait to know more? Here is our recruitment process:

Recruitment process

• Recruiter Phone screen (45 min)

• Short take-home case study

• Technical interview (1h15 min): focused on coding, code review, algorithms

• Product & Cultural fit (45 min) with 2 Kilners

• Meet our founder, Laszlo (30 min)

• Offer

We’re looking forward to chatting!

Please note that we are not sponsoring visas for non-UK or EU citizens. This role is specifically for employees (no B2B or contractors) based in France, the UK, Italy, Spain, Portugal & Netherlands where Kiln has a legal entity. Thank you