Senior Back End Developer - PHP & Python

About the role

The R&D Trademarks Algo team builds and runs the trademark search engines behind its platform, searching more than 200 million trademarks worldwide for phonetic, orthographic, grammatical and semantic similarities. As a senior back-end developer in a hybrid role based in Tunis, you work directly with the Engineering Manager on key decisions and on transforming the architecture. The team is distributed, works in an Agile way and owns its services end to end, with no on-call duty.

Key responsibilities

• Lead the transformation of the architecture to make it more maintainable and performant, improving the relevance, performance and scalability of similarity searches.
• Maintain and evolve the existing search stack (PHP and Manticore) while moving new developments to Python and Go.
• Assess and gradually introduce new technologies such as Elasticsearch, Kubernetes, big data, machine learning and LLMs.
• Set the standard for quality code: tested, well structured and documented, and help the team reach it through code reviews.
• Use AI-assisted development tools while keeping full ownership of the results.
• Investigate complex production issues via logs and metrics and propose lasting fixes.
• Take part in Agile rituals and technical discussions with the distributed team.

Required profile

• Engineering degree in computer science or equivalent solid production experience.
• 8+ years of back-end experience in production, including designing or evolving the architecture of a large-scale system.
• Proven experience mentoring developers and providing technical leadership.
• English at professional level, written and spoken, for daily work with distributed teams.

Required skills

• Back-end development in Python and Go, or willingness to learn; PHP, since the existing codebase uses it.
• Docker and CI/CD knowledge.
• AI-assisted development.