Backend Developer (TypeScript, NestJS)

We are looking for a skilled Back-End Developer with strong expertise in TypeScript and NestJS to join our core engineering team. 
You will work on building and scaling a FinTech crypto-banking platform that powers acquiring, payouts, and corporate card solutions for businesses. 
If solving complex technical puzzles, optimizing systems, and shaping products that real companies use every day sounds exciting - this is the place where your skills will truly make an impact 🚀

Requirements:

• 4+ years of experience with server-side JavaScript/TypeScript
• Deep understanding of TypeScript and JavaScript and their inner workings
• Experience working with the NestJS framework
• Experience in implementing complex algorithms in the FinTech domain
• Hands-on experience with large-scale enterprise projects and active participation in their development
• Proficiency with MySQL/PostgreSQL
• Designing complex and scalable databases
• Optimizing complex SQL queries
• Implementing interaction between multiple tables and instances
• Strong knowledge of architectural patterns, data structures, and algorithms
• Experience with Docker, containerization, and orchestration tools
• Ability to write unit, integration, and end-to-end tests
• Strong analytical skills, critical thinking, and problem-solving abilities

Nice to have:

• Practical experience in Web3/Blockchain (basic integrations are sufficient, not a top priority)
• Experience integrating with banking APIs and financial institutions
• Previous work on banking platforms
• English level Intermediate or higher
• Knowledge of security principles, consensus algorithms, and cryptography

What Balancify offers:

• Competitive compensation
• Flexible working schedule
• Social package (30 working days of annual leave)
• Challenging and engaging FinTech project with a diverse tech stack
• Opportunities for personal development and professional growth
• Work with talented, ambitious, and collaborative teams
• Educational opportunities: corporate courses, knowledge bases
• Compensation for professional certification and support for learning activities
• Corporate social responsibility initiatives