- Centric Software
- Paris, IDF
- Full-Time
- 30 days ago
Site Reliability Engineer.
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Site Reliability Engineer: our view in 3 lines...
- The Role:This role is for an engineer who keeps a web-based software product running reliably by tuning live servers, managing deployments and supporting customer-facing services.
- The Person:The person will own the product deployment and upgrade process end to end, tune and scale the web-serving layer under production load, diagnose reliability issues, support customer-facing services and join on-call rotations.
- Requirements:The ideal candidate has 2+ years proven experience with Linux CLI, 2+ years with Docker or other container technology, strong hands-on experience with PHP applications, 5+ years with GIT and configuring nginx as a reverse proxy, plus B2 English.
About the role
About Centric Software:
Centric Software is a global leader, providing an innovative and AI-enabled product-concept-to-commercialization platform for retailers, brands and manufacturers of all sizes. We equip retail, fashion, luxury, footwear, outdoor, home and consumer goods brands with pioneering best-of-breed solutions to plan, design, develop, source, comply, buy, make, price, allocate, sell and replenish products. Our technology powers brands to streamline processes, drive efficiency and operate with confidence in an ever-changing market.
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Our story is one of rapid growth, bold ideas and extraordinary opportunities. We’re here to challenge the status quo—and we’re looking for brilliant people who want to do the same. No matter where you are in the world, this is your chance to be part of something exceptional.
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OUR VISION FOR THIS ROLE:
In your new role as Site Reliability Engineer, you will support us right in the heart of our SaaS, as an integral member of the Site Reliability Engineering team. You will be responsible for the Shoppingfeed product, working in close relations with our software developers and infrastructure engineers, but also with our security and QA colleagues.
YOUR CURRENT TASKS WITH THE OPPORTUNITY TO GROW – WHAT WILL YOUR LIFE AT CENTRIC SOFTWARE LOOK LIKE?
In your everyday work you have a diverse range of tasks with lots of space for development:Â
- Diagnose and resolve application-level reliability and performances issues across the pull request path (nginx -> php-fpm -> application -> database/cache)
- Tune and scale the web-serving layer under production load — php-fpm pool sizing and process management, nginx timeouts/buffering/upstream keepalive, capacity planning.
- Solid experience configuring and troubleshooting nginx as a reverse proxy / web server (timeouts, buffering, upstream keepalive, diagnosing 502/504s).
- Proven experience diagnosing and resolving performance and scaling problems under load (latency, worker/pool saturation, capacity planning).
- Develop, maintain, and support our own Docker-based workloadsÂ
- Own the product deployment and upgrade process end to endÂ
- Support and troubleshoot running customer-facing servicesÂ
- Work 50% of your time with our product teams, ensuring much-needed improvements get defined, explained, worked on and rolled outÂ
- Continuously helping to improve both our product and the infrastructure underneath, by taking the responsibility together with your teamÂ
- Define reliability metrics and ensure they are kept by all the systems you overseeÂ
- Be part of our On-Call and On-Duty rotationsÂ
YOUR PROFILE – WHAT DO YOU NEED TO FIT IN?
Minimum qualificationsÂ
- 2+ years proven experience with Linux CLIÂ
- 2+ years proven experience with Docker or other container technologyÂ
- Strong hands-on experience with PHP applications and their runtime (php-fpm process management), able to read and debug application code
- 5+ years proven experience with GITÂ Â
- You have good knowledge over a multitude of technologies (from Linux Kernel and Load Balancing to PHP, AWS S3, from container orchestration to MySQL/MariaDB and Elasticsearch)Â
- B2Â EnglishÂ
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Preferred qualificationsÂ
- 3+ years proven experience with configuration management tools (Ansible; Saltstack; Puppet; Chef etc)Â
- 1+ years proven experience with KubernetesÂ
- 3+ years proven experience managing clustered Linux serversÂ
- 2+ years experience working in a team, on large GIT projectsÂ
- 3+ years proven experience with  CI/CD tools (ideally Github Actions or similar tools like GitLab CI, Jenkins)
- with a monitoring tool (ideally Datadog or prometheus/grafana or kibana/elasticsearch)
- 2+ years proven experience managing Elasticsearch clustersÂ
- 2+ years proven experience managing MySQL / MariaDBÂ
- Proven experience troubleshooting complex issues [
- 3+ proven experience with at least one cloud provider (ideally AWS)
- 3+ proven experience with IaC tools (ideally Terraform)
- proven experience with RabbitMQ is a plus
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YOUR PERSONALITY – BE A PART OF OUR RELENTLESS PIONEER STRATEGY:
- Communication: you like to share your knowledge with your colleagues and to document your workÂ
- Curiosity:Â
You want to find out the root cause of problems and fix them permanentlyÂ
You enjoy introducing innovations and implementing improvementsÂ
You are interested in exciting current trends and technological developments in the cloud environment like Docker and Docker Swarm, Ansible, Continuous Integration, Continuous Deployment and AWS services - Customer first: we are here to support our customers and do all in our power to help themÂ
- Initiative and Ownership: you make it, you run it, you break it, you fix itÂ
SOME GOOD REASONS TO JOIN OUR TEAM:
- We offer you a versatile job with high personal responsibility and global challenging tasks
- You can work in a professional, international working environment with flat hierarchies and short decision-making paths
- We live a co-operative and respectful corporate culture with fun at work and room for own ideas
- You have the chance to learn, develop and grow with support of our whole international team
- A collegial and appreciative corporate culture with fun at the task and room for own ideas
- Flexible work schedulesÂ
- Remote or Office based
- Competitive salary
- Corporate healthcare insurance plan (after probation period)
- Access to Company Mobility Program
- Entitled to extra paid leave days package, starting with 25 days yearly total and growing with seniority in the Company
- We provide possibility of therapy sessions, as part of the Employee Assistance Program
- A modernly equipped and pet-friendly workplace
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Centric Software provides equal employment opportunities to all qualified applicants without regard to race, sex, sexual orientation, gender identity, national origin, color, age, religion, protected veteran or disability status or genetic information.Â

