Frontend Developer - Senior
Overview:
The Payment Gateway is part of our growing fintech software and payment management system. The team works on providing clients with a payment platform designed to help online businesses manage and process monetary transactions worldwide.
About Product:
А PCI DSS certified payment gateway for online businesses, providing integration with payment systems via a single software platform.
Key Responsibilities:
Developing the back-office system using TypeScript and React;
Building the payment interface and payment widgets using TypeScript and Preact;
Developing client-side web widgets optimized for mobile devices;
Collaborating within a Scrum team and actively participating in planning your own workflow;
Contributing to architectural, infrastructural, and other strategic tasks;
Conducting code reviews for team members and documenting your own code.
Required Experience:
4-5+ years of hands-on experience in frontend development using React;
English (Intermediate level) and Russian (Upper-intermediate level);
Extensive experience with JavaScript (ES6+) and TypeScript;
Proficiency in working with modern frontend frameworks (React, Preact);
Strong skills in HTML and CSS;
Ability to write testable code and create unit tests;
Familiarity with Linux and an understanding of containerization (we use Docker);
Familiarity with Figma.
Nice to have:
Knowledge of one or more modern approaches to application design (e.g., DDD, Clean Architecture, Hexagonal Architecture, etc.);
Broad technical expertise and experience developing in one or more additional programming languages;
Experience developing applications for financial systems or other industries where security and data integrity are critical requirements;
Experience in iGaming;
Experience building secure embedded interfaces: iframes, CSP, and WebView, including handling redirects, tab opening, and browser restrictions.
Our Benefits:
Full-time remote work opportunities and flexible working hours;
Private insurance;
An additional Day Off (1) per calendar year;
Sports program compensation;
Comprehensive Mental Health Programme;
Free online English lessons with native speakers;
Generous referral program;
Training, internal workshops, and participation in international professional conferences and corporate events.