Frontend Developer


Design | Porto, PT

Jumia is the leading pan-Africa e-commerce platform. Founded in 2012, Jumia’s mission is to improve the quality of everyday life in Africa by leveraging technology to deliver innovative, convenient and affordable online services to consumers, while helping businesses grow as they use our platform to reach and serve consumers.
Our platforms consist of our marketplace, which connects sellers with consumers, our logistics service, which enables the shipment and delivery of packages from sellers to consumers, and our payment service, which facilitates transactions among participants active on our platform in selected markets. Through our online platforms, consumers can access a wide range of physical and digital goods and services, fashion, electronics, beauty products and also hotel and flight bookings or restaurant delivery.

With over 3,000 employees in 14 countries spanning across 6 African regions, Jumia is led by top talented leaders offering a great mix of local and international talents and is backed by very high-profile shareholders. Jumia is committed to creating sustainable impact for Africa. Jumia offers unique opportunities in a vibrant and booming environment, creating new jobs, new skills, and empowering a new generation. We are looking for talented people with a passion for Africa to join our team and embark on our exciting journey!




  • Autonomy interpreting business/technical requirements, designing, implementing and testing high-quality solutions

  • Work in a team-based development environment with modular code base, peer reviews and pull requests, with disciplined use of source code control and documentation

  • Constant aim for quality, scalability, performance, and architecture keeping good practices, security, and compliance in check

  • Be part of a fast and agile development process

  • Contribute actively and proactively to optimize applications, processes, and methodologies

  • Be willful to help peers, being part of a collaborative environment for development, testing, and automation task




  • Experience with modern Frontend Frameworks/Libraries (React, Vue, Angular)

  • Strong understanding of JavaScript (ES6), its quirks, and workarounds

  • Experienced with Node.js

  • Familiarity with front-end build tools, such as Webpack and/or Gulp.js

  • Good understanding of browser rendering behavior and performance

  • Good understanding of asynchronous request handling, and partial page updates

  • Experience with CSS pre-processors, namely SASS

  • Familiar with service workers for when and how to use them

  • Clear understanding of HTTP(S) and the Internet Protocol Suite

  • Familiar with Linux and Containers

  • Aware of Performance and Security topics on web development

  • Experienced with version control technologies (GIT)


Personal Skills:

  • Fast Learner

  • Eager to work in team environment and share knowledge

  • Likes problem analysis and solving

  • Enthusiast and an interested in technologies and innovation

  • Solution oriented and proactive attitude

  • Attention to details


The following skills are not “required” but will make your profile stand out.

  • Familiar with common design patterns and anti-patterns

  • Experience with PHP 7 and Database systems (MySQL, NoSql databases)

  • Experience with caching services (e.g. Memcache, Varnish)

  • Understanding of Queuing systems (e.g. RabbitMQ)

  • Familiar with SCRUM methodology

  • 3+ years of experience


Academic & trades qualifications

  • Academic background in IT or equivalent

  • Proficiency in English

  • 3 year of experience


We offer:

  • A unique experience in an entrepreneurial, yet structured environment

  • The opportunity to become part of a highly professional and dynamic team working around the world

  • An unparalleled personal and professional growth as our longer-term objective is to train the next generation of leaders for our future internet ventures


Please send your CV in English. CV in other languages will not be considered.