Back End Developer

Join our Product Development team at **Cyber Energia** and help build scalable, high\-performance applications that protect renewable energy assets against cyber threats. We’re seeking a **Backend Developer** who thrives on designing robust architectures, building secure APIs, and optimising data flows across our cybersecurity and energy management solutions. **What you’ll do:** * Design, develop, and maintain back\-end software solutions for cybersecurity applications. * Build scalable server\-side architectures using PHP 8\.3, Laravel Octane, and Swoole. * Develop and optimise APIs for integration with external services (Auth0, AbuseIPDB, Shodan, Tenable, Xero, Flowise). * Work with relational (PostgreSQL) and columnar (ClickHouse) databases for transactional and analytical workloads. * Implement caching and queuing with Redis \+ Laravel Horizon. * Write clean, functional, and maintainable code with SOLID and best practices. * Test, debug, and upgrade software using PHPUnit and static analysis. * Implement observability with Datadog (logs, metrics, traces). * Collaborate with product managers, frontend developers, and cross\-functional teams to deliver innovative solutions. * Maintain technical documentation for smooth project handover. **What we’re looking for** * Proven experience as a Backend Developer. * Strong experience with PHP/Laravel and API development. * Database expertise with PostgreSQL and ClickHouse (or similar). * Experience with Docker and containerized workflows. * Knowledge of system security and data protection practices. * Good problem\-solving, organizational, and communication skills. **Bonus points if you have** * Experience with cloud platforms (Azure). * Background in cybersecurity applications or OT/ICS monitoring. * Familiarity with Agile methodologies and modern DevOps tools. * Exposure to frontend technologies (React/Next.js, TypeScript). **We offer** * Chance to automate quality in cutting\-edge security applications. * Fully remote work environment. * Professional development and certification support. * Collaborative and innovative team culture. * Competitive compensation package.