Description:
Backend Web Engineer responsible for developing and maintaining core platform features for Mintos, one of Europe’s leading investment platforms connecting over 500,000 investors with diverse investment opportunities.
Key Responsibilities
- API Development: Designed and implemented RESTful APIs to support peer-to-peer lending operations, enabling seamless communication between the platform’s frontend, lending originators, and payment systems
- Payment Integration: Developed and maintained integrations with multiple payment providers to handle deposits, withdrawals, and transaction processing across European markets
- Data Synchronization: Built robust data synchronization systems to ensure real-time accuracy of investment portfolios, loan statuses, and account balances
- Security Implementation: Implemented security measures and authentication systems to protect sensitive financial data and ensure regulatory compliance with MiFID guidelines
- Performance Optimization: Optimized database queries and backend processes to handle high transaction volumes and maintain platform responsiveness
- Deployment Pipeline: Contributed to the development and maintenance of automated deployment pipelines to ensure reliable and frequent releases
Technical Environment
Worked with PHP/Symfony backend framework, React.js frontend, Twig templating, and MySQL database. Utilized Git and GitHub Actions for version control and CI/CD, with AWS EC2 for infrastructure and AWS S3 for file storage. Collaborated with cross-functional teams to deliver features supporting the platform’s growth from a P2P lending marketplace to a comprehensive investment platform offering bonds, ETFs, and real estate investments.
Impact
Contributed to building a platform that has facilitated over €600 million in managed assets and expanded investment opportunities across European markets, while maintaining the security and reliability required for financial services.
Implemented solutions:
- Custom API Creation
- Custom Payments Integration
- Website Security Optimization
- Custom Customers Management
- Custom Internal System Creation
- Single Sign-on
- Website Performance Optimization
- Website's Core & Stability
- Automatic data synchronisation
- Development and deployment pipeline