Senior Software Engineer - Backend

Yesterday

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Docler Holding Luxembourg

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Docler Holding Luxembourg is a multifaceted organization that combines creativity, innovation, and technology across various sectors. Since its founding in 2001, Docler Holding has been at the forefront of creating digital experiences, nurturing a diverse portfolio of companies involved in technology, media, entertainment, sports, and the arts. With a rich history of over two decades in software and product engineering, the company manages more than 80 websites and leading brands, striving to design products for future challenges. Beyond just digital, Docler Holding is involved in social responsibility initiatives, promoting inclusion, equality, education, social engagement, health, culture, and community development. It continues to expand its influence beyond the 'dotcom' label, venturing into mainstream media and various business fields.

Broadcasting & Media Production • Internet • Live Streaming • Web Development • Business Development

201 - 500 employees

Founded 2001

📱 Media

📋 Description

• Design and implement high-quality software architecture with a focus on scalable solutions for high-load and high-concurrency environments. • Write clean, well-documented, and maintainable code following industry best practices, ensuring code quality, performance, and scalability. • Collaborate with cross-functional teams, including frontend developers, designers, and product managers, to deliver robust and scalable solutions. • Propose, evaluate, and integrate new technologies, frameworks, and methodologies to improve development efficiency and product quality. • Troubleshoot, debug, and resolve complex technical issues, optimizing systems for high load and concurrency. • Participate in code reviews, providing constructive feedback to peers, and continuously promote coding standards and best practices. • Contribute to team efficiency through the development of documentation and processes that foster continuous improvement.

🎯 Requirements

• Proven experience as a Backend Developer with 3-5 years in professional web application development, specializing in building systems designed to handle high-load and high-concurrency traffic. • Strong proficiency in PHP (at least 2-3 years) and hands-on experience in frameworks like Symfony as a plus. • Solid experience with both relational (e.g., MySQL, PostgreSQL) and NoSQL databases, with expertise in writing optimized SQL queries. • Experience in designing and building RESTful APIs; familiarity with GraphQL is a plus. • Expertise in creating systems optimized for concurrency, including caching, load balancing, and horizontal scaling techniques. • Practical knowledge of Test-Driven Development (TDD) and Behavior-Driven Development (BDD), with experience writing unit and integration tests. • Proficiency in Git and modern version control systems. • Familiarity with CI/CD pipeline setups and automation using tools like Jenkins or Atlassian Bamboo. • Experience with Docker/Podman and maintaining reproducible development environments. • Knowledge of backend security best practices, including secure authentication, authorization, and data protection. • Strong analytical skills for debugging and resolving complex technical issues. • Excellent communication skills, with experience working effectively in team-oriented and agile environments. • Familiarity with agile methodologies (e.g., Scrum, Kanban) and the ability to adapt to a fast-paced, iterative work environment.

🏖️ Benefits

• A fun, friendly and collaborative work culture where we guarantee there is never a dull day.