Backend Software Engineer (PHP/Symfony)

Skylum allows millions of photographers to make incredible images faster. Our award-winning software automates photo editing with the power of AI yet leaves all the creative control in the hands of the artist.
Join us on our mission to make photo editing enjoyable, easy, and accessible to anyone. You’ll be developing products with innovative technologies, providing value and inspiration for customers, and getting inspired in return.

Thanks to our incredible team of experts, we've built a collaborative space where you can constantly develop and grow in a supportive way. At the same time, we believe in the freedom to be creative. Our work schedule is flexible, and we trust you to give your best while we provide you with everything you need to make work hassle-free. Skylum is proud to be a Ukrainian company, and we stand with Ukraine not only with words but with actions. We regularly donate to various organizations to help speed up the Ukrainian victory. 

Requirements:

• 4+ years of experience with PHP 7/8 and solid understanding of OOP, patterns, and clean code.
• Hands-on experience with Symfony (services, workers, console commands, queue integrations).
• Strong knowledge of MySQL (query optimization, indexes, EXPLAIN).
• Experience with Redis (caching, queues).
• Familiarity with AWS: S3, RDS, ElastiCache, ECS (Fargate/EC2), SQS
• Knowledge of IaC practices, preferably Terraform.
• Containerization: Docker, building production-ready images, layer caching optimization.
• CI/CD pipelines (GitLab CI/CD, ECR).
• Understanding of networking basics (VPC, Auto Scaling, ALB/ELB).
• Experience in high-load environments and performance optimization.
• Python scripting for pre/post processing or infrastructure.
• Security awareness:

• JWT-based authentication flows.
• Experience with vulnerability scanning, patching, and dependency management.
• Secure configuration of cloud services and containers.

Nice to have:

• Monitoring/logging tools (Sentry, CloudWatch, ELK, Grafana, Prometheus).
• AWS GPU-powered instances for media/ML workloads.
• SageMaker for inference automation.

Responsibilities:

• Develop and maintain Symfony-based APIs.
• Configure and optimize CI/CD pipelines and containerized environments.
• Work with AWS infrastructure: introduce new services, optimize cost and performance.
• Build media processing pipelines: queues, APIs, workers, batch processing.
• Contribute to architectural decisions: caching layers, async processing, scalability.

What we offer:

For personal growth:

• A chance to work with a strong team and a unique opportunity to make substantial contributions to our award-winning photo editing tools;
• An educational allowance to ensure that your skills stay sharp;
• English and German classes to strengthen your capabilities and widen your knowledge.

For comfort:

• A great environment where you’ll work with true professionals and amazing colleagues whom you’ll call friends quickly;
• The choice of working remotely or in our office space located on Podil, equipped with everything you might need for productive and comfortable work.

For health:

• Medical insurance;
• Twenty-one days of paid sick leave per year;
• Healthy fruit snacks full of vitamins to keep you energized.

For leisure:

• Twenty-one days of paid vacation per year;
• Fun times at our frequent team-building activities.