Frontend/ Backend

Job description

Frontend Engineer (Payments / Fintech)

You will design, build, and maintain responsive, performant user interfaces for payment and fintech applications (e.g., merchant dashboards, payment flows, reporting tools).

You’ll work closely with product, design, and backend teams to deliver secure and user-friendly features.

Key Responsibilities

• Build and maintain frontend features (web) using modern JavaScript/TypeScript frameworks (e.g., React, Vue, Angular).
  
  
• Design reusable UI components and libraries to ensure consistency across the product.
  
  
• Optimize performance: reduce load times, minimize bundle size, and improve efficient rendering.
  
  
• Implement responsive and cross-browser compatible UIs, ensuring usability on both desktop and mobile.
  
  
• Integrate with backend APIs (REST, GraphQL, WebSockets) for data fetching and real-time features.
  
  
• Collaborate with UX/UI designers to translate designs into functional UIs.
• Write tests (unit, integration, e2e) to ensure frontend quality.
  
  
• Participate in code reviews; maintain frontend architecture and best practices.
  
  
• Monitor frontend performance and user analytics; identify and fix UI/UX issues.
  
  
• Stay updated on frontend technologies and propose improvements and upgrades.
  
  

Qualifications & Skills

• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).
  
  
• 3+ years of frontend development experience (ideally in fintech / payments).
  
  
• Proficiency in JavaScript and TypeScript.
  
  
• Experience with one or more modern frontend frameworks (React, Vue, Angular).
  
  
• Strong knowledge of HTML5, CSS3, preprocessors (Sass / Less).
  
  
• Familiarity with state management tools (Redux, Vuex, etc.).
  
  
• Experience with frontend build tools / bundlers (Webpack, Vite, Rollup).
  
  
• Experience with testing frameworks (Jest, Cypress, Testing Library).
  
  
• Understanding of security best practices in frontend (e.g., input validation, XSS prevention, secure handling of tokens).
  
  
• Experience with performance optimization (lazy loading, code splitting, minimizing re-renders).
  
  
• Good communication skills and ability to work in a cross‑functional team.
  
  
• Bonus: experience with payment flows, PCI‑DSS, tokenization, open banking, WebAssembly, PWAs.

Backend Engineer (Payments / Fintech)

You will design, build, and maintain scalable, secure backend systems powering payments, transaction processing, reconciliation, integrations with banks/payment processors, fraud detection, etc.

You’ll ensure high reliability, low latency, and strong data integrity in a regulated environment.

Key Responsibilities

• Design, implement, and maintain backend services, APIs, microservices.
  
  
• Architect systems for high availability, fault tolerance, scalability, and performance.
  
  
• Build payment processing pipelines: acquiring, settlement, payouts, refunds, etc.
  
  
• Integrate with external payment gateways, banks, acquirers, third‑party APIs (e.g., open banking, card networks).
  
  
• Design and implement data models, databases, and storage strategies (SQL / NoSQL).
  
  
• Enforce transactional integrity, consistency, and reliability.
  
  
• Implement security measures: encryption, authentication & authorization, secure key management.
  
  
• Monitor, log, and manage system health, alarms, error handling, and performance tuning.
  
  
• Collaborate with frontend, DevOps, QA teams to deliver end‑to‑end features.
  
  
• Write tests (unit, integration) and ensure good test coverage.
  
  
• Perform code reviews and enforce clean, maintainable code.
  
  
• Stay current with backend technologies, propose improvements, and refactor legacy code.
  
  

Qualifications & Skills

• Bachelor’s degree in Computer Science, Engineering, or equivalent experience.
  
  
• 3+ years backend experience (ideally in payments / financial services).
  
  
• Proficiency in one or more backend languages (e.g., Java, Go, Python, Node.js, Ruby, C#).
  
  
• Experience building and consuming REST / GraphQL APIs, message queues (RabbitMQ, Kafka, etc.).
  
  
• Good knowledge of relational databases (PostgreSQL, MySQL) and NoSQL (Redis, MongoDB, etc.).
  
  
• Experience with event‑driven architectures, asynchronous processing.
  
  
• Strong understanding of security, cryptography, data privacy, PCI‑DSS, KYC/AML domain is a plus.
  
  
• Experience with performance tuning, caching, rate limiting, throttling.
  
  
• Experience with containers, orchestration (Docker, Kubernetes).
  
  
• Solid understanding of CI/CD, automated deployments, infrastructure as code.
  
  
• Excellent problem‑solving skills, ability to debug complex systems.
  
  
• Excellent communication and collaboration skills.
  
  
• Bonus: experience with payments domain (acquiring, issuing, reconciliation), blockchain/crypto, fraud detection.
  
  

Apply now!

Required Skill Profession

Management & Operations