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Full-Stack Developer (Python and Javascript)

Job based in Barcelona (Spain), Wrocław, (Poland) or Céret (France)

About us

Opti Digital helps publishers to improve their online advertising revenue by offering custom consulting and proprietary technology to maximise their income, monetising ad inventory at best. We make available our expertise in programmatic advertising to digital media publishers in order to optimise monetisation of content, classified, service, forums and e-commerce websites.

Digital Advertising industry is growing fast with many challenges and opportunities for innovations. We love working on projects offering innovative solutions to our clients.


The mission of the Full stack Developer will be to develop Opti Digital technologies with success. We have many challenging projects to sustain our company growth and develop new business units.

Some projects you might be involved in:

  • Opti Digital’s publishers configuration management tools
  • Synchronization system with external APIs to automate processes
  • Artificial intelligence used to automate tags integration
  • Artificial intelligence used to maximized performance
  • Real time reporting/analytics system

Essentials skills

  • Experience in working with Python and frameworks like Flask
  • Experience in working with Javascript frameworks: Vuejs, Vutify, Webpack
  • You love OOP and writing clean code along standards
  • Positive attitude and good communication
  • Fluent in written and spoken English for team work
  • You like building and using REST API
  • You are fluent in SQL and relational database basic operations
  • You are familiar with:  Git, JIRA, REST API, Microservices, Docker, MySQL
  • Proactivity and attention to details

Appreciated skills

  • Experience with Material Design
  • Experience with Google Cloud, Google Ad Manager, Google Data Studio
  • You are interested in and have some experience in big data and ETL
  • Experience with Artificial Intelligence cloud solutions
  • Experience with Javascript reporting libraries

Experience and studies

  • 5+ years of experience in development with Python or JavaScript frameworks
  • Computer sciences degree

Job advantages

  • Indefinite contract and full time job
  • Competitive salary
  • Private health insurance
  • Flexible work organization. Possibility to do remote work some days of the week
  • International team (office in Barcelona, Spain – Céret, France and Wrocław, Poland)
  • In-house trainings and hack-days 
  • Team buildings and events in the offices
  • Employee referral bonus


  • Git / Github
  • Integration tests
  • Agile, Scrumban
  • Jira
  • REST API, microservices
  • Docker
  • Google Cloud (BigQuery), MySQL
  • Google Ad Manager
  • Google Data Studio


Sébastien Moutte

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