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Overview
Join our team as a Senior PHP Developer to work on a high-load platform, ensuring reliability and scalability while driving engineering excellence. We are looking for an experienced Senior PHP Developer to join our team and take ownership of critical components of a large-scale, high-load platform processing tens of thousands of requests per second and terabytes of data daily. Our core product is a powerful enterprise monolith with a modular architecture.
Core Platform Development
- •Design, develop, and optimize key modules of a high-performance PHP platform.
- •Ensure reliability, maintainability, and scalability of the codebase.
- •Take technical ownership of critical business domains and services.
Architecture & System Design
- •Participate in architectural decision-making for a large enterprise monolith.
- •Design integration patterns with databases and external systems.
- •Improve modularity and maintain clear boundaries between platform components.
Data Layer Optimization
- •Design efficient data models and storage strategies.
- •Optimize MySQL queries and ORM performance under heavy production workloads.
- •Work with large datasets and contribute to analytical solutions using ClickHouse.
Event-Driven Architecture
- •Design and maintain asynchronous processing solutions using Apache Kafka.
- •Build reliable integrations between internal services and external systems.
Observability & Reliability
- •Integrate telemetry into applications using OpenTelemetry-based solutions.
- •Analyze application performance and identify bottlenecks.
- •Troubleshoot and resolve production incidents.
- •Contribute to monitoring, logging, and tracing practices.
Engineering Excellence
- •Conduct meaningful code reviews and mentor fellow engineers.
- •Promote high development standards and best practices.
- •Collaborate closely with Product Managers, QA Engineers, DevOps, and other stakeholders.
Conditions
- •Opportunity to work on a high-load platform handling massive volumes of traffic and data.
- •A team composed of senior-level engineers.
- •High level of technical ownership and impact.
- •Remote-first environment with flexibility across Europe.
- •Hybrid and on-site opportunities in Prague, Czech Republic.
- •Long-term collaboration on challenging engineering problems.
Benefits
- •20 vacation days and 5 family days yearly.
- •Flexible start to the workday.
- •Support from a professional corporate coach and psychologist.
- •Regular internal and external activities, workshops, trips, and corporate events.
- •Access to our internal knowledge base, meetups, and team-building activities.
- •Ongoing training in new technologies and continuous professional development support.
Technical Skills
- •Strong experience with Symfony and/or Laravel.
- •Advanced knowledge of MySQL, including:
- •Query optimization
- •Indexing strategies
- •Replication
- •Locking mechanisms
- •High-volume data processing
- •Experience with Redis.
- •Hands-on experience with Apache Kafka.
- •Understanding of observability, logging, and application profiling.
- •Familiarity with Docker and Kubernetes.
- •Experience working in CI/CD environments.
Nice to Have
- •Experience with ClickHouse at scale.
- •Experience building analytics or data lake solutions.
- •Experience refactoring large monolithic applications into modular domains.
- •Knowledge of OpenTelemetry and distributed tracing.
Soft Skills
- •Strong ownership mindset and accountability.
- •Ability to work independently and make technical decisions.
- •Excellent problem-solving and analytical skills.
- •Strong communication skills and ability to collaborate with senior engineers and cross-functional teams.
Skills
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