Full-Time Principal Software Engineer, Backend

Architecture & Development: Design architectural plans, participate in code/design reviews, approve PRs, and implement bug fixes.

Quality: Test and validate features, contribute to automated testing, and ensure high-quality implementations.

Technical Leadership: Maintain and improve the development pipeline, mentor peers, share expertise, and drive technical community engagement.

Process & Compliance: Follow development lifecycles, workflows, and technical standards while contributing to their improvement.

Collaboration & Support: Assist in troubleshooting, deployments, and releases, proactively support colleagues, and help with recruitment.

Continuous Improvement: Engage in self-development, propose improvements, and enhance team/product quality through research and innovation.

Technical Project Management: Independently manage and deliver cross-system projects, make system-level decisions, and optimize performance.

On-Call Support: Assist in on-call duties and handle other tasks assigned by management.

Backend Development & Expertise: Proven experience as a Backend Developer with 10+ years in professional web application development, specializing in building systems designed to handle high-load and high-concurrency traffic.

Database Management: Solid experience with both relational (e.g., MySQL, PostgreSQL) and NoSQL databases, with expertise in writing optimized SQL queries.

API Development: Experience in designing and building RESTful APIs; familiarity with GraphQL is a plus.

System Design: Practical knowledge of design patterns and event driven architectures.

Concurrency and Load Handling: Expertise in creating systems optimized for concurrency, including caching, load balancing, and horizontal scaling techniques.

Testing and Code Quality: Practical knowledge of Test-Driven Development (TDD) and Domain-Driven Development (DDD), with experience writing unit and integration tests.

Requirements: Bachelor's degree in Software Engineering, Computer Science, or equivalent experience. Strong analytical and pragmatic thinking. Solution-oriented and constructive approach. Result-driven with a "get things done" attitude. Team player with a proactive mindset. Willingness to learn and take ownership of products. Maintains high professional and quality standards.

Nice to have: Strong proficiency in PHP.

Benefits: Competitive Salary Package, Professional challenges, Working in a creative and innovative environment with amazing colleagues, High degree of independence, rapid professional development, Cafeteria (gross 500.000 Ft / year), Private health insurance (Medicover), AYCM sportpass

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