Senior Fullstack Engineer (Fintech)

TL;DR

Senior Fullstack Engineer (Fintech): Building and maintaining scalable full-stack applications using React, Node.js, and TypeScript with an accent on event-driven architecture and secure API design. Focus on integrating AI-assisted development workflows and delivering high-performance solutions for complex financial technology projects.

Location: Remote from anywhere in the world or hybrid in Kyiv, Lviv, or Warsaw.

Company

hirify.global is a technology partnership company focused on engineering excellence and community growth.

What you will do

• Design, develop, and maintain scalable full-stack applications using React, Node.js, and TypeScript.
• Build secure APIs, modern user interfaces, and event-driven solutions.
• Design scalable application architecture and backend solutions.
• Deliver clean, maintainable, and well-tested code.
• Collaborate with cross-functional teams on planning, estimation, and code reviews.
• Contribute to engineering best practices and AI-assisted development workflows.

Requirements

• 5+ years of commercial software development experience.
• Upper-Intermediate English (spoken and written).
• Strong understanding of OOP, SOLID, Functional Programming, and design patterns.
• 5+ years of experience with Node.js and TypeScript, including NestJS.
• 4+ years of experience with React and TypeScript.
• Hands-on experience with AWS, SQL databases, and AI coding assistants like Cursor or Copilot.

Nice to have

• Experience with workflow automation tools like n8n.
• Experience with event-driven technologies (Kafka, SNS/SQS, RabbitMQ).
• Experience integrating LLM APIs or building AI-enabled applications.
• Experience with Business Intelligence (BI) tools.

Culture & Benefits

• Competitive salary and regular performance appraisals.
• Professional development support including study compensation and English courses.
• 18 days of paid vacation and 15 days of sick leave.
• VIP medical insurance or sports coverage.
• Flexible work environment with remote options or office access in Kyiv, Lviv, or Warsaw.