Position: Middle PHP Developer
Company: IO Technologies
Experience required: 3y
English level: intermediate

Our Amazon team works in the brand new Space coworking located 1 minute away from the Darnytsia metro station (we have a separate office in the coworking).
We provide:
- Regular performance reviews.
- Competitive salary, medical insurance, 20 working vacation days, paid sick leaves.

We are looking for a PHP Dev.
3+ years of experience in PHP including: 
- structural and object development,
- secure development,
- fault-tolerant development,
- writing background jobs,
- integrating 3rd party APIs.

Requirements:
- PHP, Symfony, JS
- MySQL, Clickhouse, or any other columnar DB
- Memcached,
- Gearman or any other tool for queues.
- Strong database experience including queries efficiency and optimization,
efficient database architectures.
- Understanding how to write optimized code for heavy loads.
- Intermediate English (docs & emails).

Tasks:
- Development of analytical backend APIs, data collectors, and transformations.
- Analyzing the requirements and independently developing technical solutions.
- Updating system components to comply with platform-level requirements on security, availability, and performance.
- Working with a heavily loaded infrastructure.
- Being a proactive team member, taking participation in grooming meetings, code review, writing tests.

Would be a plus:
- Nice to have experience: React, MongoDB, Redis, Nginx, Docker, Sphinx.
- Experience in building web applications across multiple servers and microservices architectures.
- Clickhouse or any other columnar storage experience.

Testing Case is required