Offer summary

Qualifications:

6+ years of experience in frontend development, particularly with React., Proficient in JavaScript and TypeScript, with a strong understanding of Web3 technologies., Experience with MUI and Figma for UI design and development., Familiarity with Ethereum Improvement Proposals is a bonus..

Key responsabilities:

Develop and maintain SDKs, widgets, and UI components with a focus on user experience.

Support and enhance library APIs, ensuring they are well-documented and user-friendly.

Contribute to open-source projects and manage public repositories to increase community engagement.

Collaborate with cross-functional teams to ensure frontend solutions align with backend architecture.

Job description

Career Renew is recruiting for one of its clients a Senior Frontend Engineer - Crypto - this is a fully remote role but candidates need to be based in EMEA region.

We are simplifying multi-chain DeFi for traditional financial institutions, fintechs and service providers by offering a unified API to access all on-chain liquidity across major blockchains for best price same-chain and cross-chain swaps. We are a passionate team on a mission to enable a fairer, more decentralized world. 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 seeking a skilled and experienced Senior Frontend Engineer to join our team. The ideal candidate is a senior developer with a strong background in React development. The role involves building innovative, high-quality frontend solutions with a strong focus on SDK and widget development, shaping user interactions and enhancing API usability.

Our current stack:

Our team prides itself on harnessing cutting-edge technologies and versions from React:

TypeScript, JavaScript
React 18/19
MUI
Vitest
Figma

What you’ll do

Develop and maintain our SDK's, Widgets and other supporting libraries and UI components, focusing on user-friendly interfaces and functionality.
Support and improve library APIs, ensuring they’re robust, elegant, documented, and easy to use.
Contribute to open-source projects and maintain public repositories, enhancing visibility and impact within the developer community.
Implement and maintain automated tests to ensure the reliability and scalability of frontend components.
Work with Ethereum Improvement Proposals (EIPs), specifically those involving account abstraction and wallet connectivity, to stay ahead of evolving Web3 standards.
Collaborate closely with cross-functional teams to align frontend solutions with backend architecture and overall project goals.

Requirements

+6 years of experience as a Frontend, with a focus on React development

Proficient in JavaScript and TypeScript (please share details)

Previous experience in Web3 development (Viem, Wagmi, @solana/web3.js)

Experience with MUI and Figma (Please provide details)

Understanding of various Ethereum Improvement Proposals - Bonus

Benefits

Annual team offsites (Thailand was a blast at the beginning of 2023, Vietnam this year was blast-ier; let’s see what happens in 2025!)
Flexible remote days
Flexible working hours
Equity participation from day 1
Entitlement to work computer (choice of equipment)
1 Conference per year near your city of residence
An annual 1,000€ personal development budget once you have worked 6+ months (pro-rated the first year)
A one-time 1,000€ remote budget to use on coworking, office setup, etc.
Unlimited PTO

Required profile