Senior Front-End Software Engineer – Vending Product Development
Essentials
Job title: Senior Front-End Software Engineer – Vending Product Development
Location: Bucharest
Type: employment contract, Hybrid
Technologies
React.js / Angular, HTML, CSS/SCSS, TypeScript
Redux, Context API, or similar
Offer
Competitive salary & annual performance reviews
Private medical care subscription
Meal tickets & flexible benefits (holiday vouchers, private pension, private health insurance)
Modern tools & technology stack
Flexible working options (remote & flexible hours)
Professional development (online & in-person training)
Collaborative & innovative work environment
Our client
Our client is part of a multinational group, present in 16 European countries, with over 30 years of experience in delivering cutting-edge electronic financial services. They specialize in developing innovative payment solutions, integrating both our proprietary products and global vendor technologies from NCR Corp., Verifone, Castles Tech, Thales E-Security, FICO, and more.
Their team is driven by excellence, innovation, and collaboration, ensuring high-quality solutions for major banks and financial institutions. If you thrive in a fast-paced, high-tech, and regulated environment, this is the place for you!
Your Role
As a Senior Front-End Software Engineer, you will be part of the Vending Product Development Team within our client Professional Services department. You will design, develop, and optimize React-based web applications that power our advanced vending machine ecosystem, which includes:
• React-based web applications for operations management, analytics, and real-time monitoring
• .NET Core APIs for backend functionality
• Local Telemetry Agents (EFT-POS or Telemetry-Box terminals)
• Vending machines with integrated software solutions
What You’ll Do
Lead Frontend Development – Take full ownership of developing, optimizing, and maintaining our React-based web application
UI/UX Enhancement – Implement and improve Fluent UI and DevExtreme (DevExpress) components for a high-performance, responsive user experience
Component Architecture – Design scalable, modular, and reusable components
Performance Optimization – Optimize rendering performance, reduce bundle size, and improve responsiveness
API Integration – Work closely with backend engineers to integrate REST APIs, WebSockets, and real-time data streaming
Code Quality & Standards – Enforce best practices in TypeScript, testing, and state management (Redux or React Context)
Collaboration & Mentorship – Guide junior developers, conduct code reviews, and work closely with product managers, designers, and backend engineers
Required Skills & Experience
4+ years of experience in frontend development
Strong expertise in React.js / Angular, HTML, CSS/SCSS, TypeScript
State management knowledge (Redux, Context API, or similar)
Performance optimization techniques (lazy loading, memorization, efficient DOM updates)
Strong debugging skills (browser dev tools, network requests, performance profiling)
Unit testing experience (Jest, React Testing Library, Cypress, or similar)
Agile development experience (Git, Jira, or similar tools)
Understanding of software design principles
Good analytical, communication, and teamwork skills
English proficiency (written & spoken)
Bonus Skills (Nice-to-Have)
Experience with Fluent UI and DevExtreme (DevExpress) components
Familiarity with .NET Core APIs and backend integration
Knowledge of real-time monitoring dashboards using charts
Experience with POS (EFT-POS) or vending machine systems
Understanding of Progressive Web Applications (PWA) or mobile-friendly React solutions
Apply now
If you meet the minimum requirements and are interested in applying for this position, please send your details to careers@key-talents.com with “Senior Front-End Software Engineer”in the subject line.