Senior Software Engineer

Description

About Us

We are a fintech company building the payments infrastructure powering global B2B commerce. As we continue to grow, we are looking for a Senior Engineer to be part of our team in Bulgaria.

Salary range: 7,000- 9,000 Euros Monthly

Responsibilities

• Take involvement and ownership of all aspects of product development, from ideation through architecture to implementation, testing, and continuous deployment.
• Work closely with developers, product managers, and other stakeholders to ensure smooth integration and timely delivery of features.
• Lead the design and implementation of RESTful APIs to enable seamless integration with various internal and external systems.
• Optimize application performance to ensure low latency, high availability, and reliability.
• Participate in design and code reviews and ensure adherence to coding standards and best practices.
• Conduct thorough testing of backend components, write automated tests, and ensure high code quality and reliability.
• Identify and address bottlenecks, bugs, and performance issues within the backend infrastructure.
• Stay up-to-date with industry trends, emerging technologies, and best practices to continually improve the development process.
• Contribute to the overall technical strategy and architecture of the product.
• Drive engineering excellence across the team, setting the standard for code quality, testing, scalability, and security.

Requirements

• 5+ years of professional experience in software development with strong expertise in Node.js, React, and TypeScript.
• Strong hands-on coding skills with a passion for building scalable, reliable, and maintainable systems.
• Solid understanding of software architecture, design patterns, and modern development practices (Agile, CI/CD, DevOps).
• Experience with RESTful API design and development.
• Strong problem-solving skills and excellent communication abilities.
• Comfortable in a fast-paced, dynamic environment where priorities can shift quickly.

Nice to Have

• Experience in fintech, payments, or financial services.
• Familiarity with cloud platforms such as AWS, Azure, or GCP.
• Experience working with microservices or event-driven architectures.

Requires 5+ years of software development experience and strong expertise in Node.js, React, and TypeScript, plus RESTful APIs, architecture, Agile, CI/CD, DevOps, problem-solving, and communication skills.

Key Responsibilities

• designing APIs
• optimizing performance
• writing tests

Skills & Tools

Node.js, React, TypeScript, RESTful APIs, Agile, CI/CD, DevOps, AWS, Azure, GCP

Job Details

• Category: Software Development
• Seniority: Senior Level
• Commitment: Full Time
• Workplace: Remote — Sofia, Sofia City Province, Bulgaria
• Salary: EUR 84,000 – 108,000 / year
• Languages: English

About Balance

A fintech company building payment infrastructure for global business-to-business commerce. — Industry: Finance