Working Conditions

WH Cypher is a crypto startup. Our primary product is a multi-signature cryptocurrency wallet. We are currently expanding our small, but highly motivated team with specialists who set the highest quality standards for themselves. This position requires solid experience in JavaScript (and TypeScript) development and some experience in programming interactions with any blockchain. Your main task will be to add new, non-trivial features to a next-generation cryptocurrency wallet and expand its existing functionality.

Minimum professional experience in JS : 5 years.

What We Expect You to Excel In:

• Front-End development experience (HTML5, CSS3)
• Strong knowledge of JavaScript (ES6+, TypeScript)
• Strong knowledge of React, React Router, Redux
• Experience with preprocessors (Babel/ES6-transpiler) and transpilers (SCSS and CSS modules)
• Experience in developing cross-platform/browser-compatible services
• A passion for writing clean, high-quality, scalable, and well-tested code
• The ability to use existing business logic effectively
• Testing
• Experience with Chrome extensions (preferably manifest v3) is required. Experience with Cordova (or similar) or React Native applications will be a strong advantage.
• Experience with any blockchain and/or Web3 products is necessary.
• Familiarity with cryptographic algorithms (such as ECDSA, EDDSA, BLS) or MPC (threshold signatures) technology is a plus.

Required Skills:

• You always work at a level you can be proud of.
• You learn quickly and are eager to explore new technologies beyond your current stack.
• You enjoy testing your work in action and are ready to adjust it based on user interaction.
• Able to manage your time, prioritize tasks, and effectively communicate and collaborate with other team members.
• Desire to create something truly meaningful.
• Willingness to improve existing solutions.
• Ability to generate ideas and new opportunities for product growth.
• Knowledge of English, even at a minimal level, is a plus.

Bonuses

Depending on your preferences, we can provide the opportunity to relocate to the capital of Estonia, as well as pay for English language courses to improve your communication skills with English-speaking team members.