Machine Learning Engineer - Jumia (Full Time)

Are you eager to work in a great team and share knowledge? Do you like problem analysis and solving? Do you have a solution oriented and proactive attitude? Jumia Porto Tech Center is for you!

A​bout this role:

In Jumia we are moving towards the usage of Big Data and Machine Learning to improve our business using the most advanced technologies.

We are currently hiring a Machine Learning Engineer to help us on the automation of machine learning models, and contributing for the enrichment of our data lake developing and automating the processes of Collect, ingest, blend, transform, distribute and publish huge amounts of data. As a part of our Big Data tech team you will work closely with engineers and data scientists steering the entire company’s Big Data, Data Science and Machine Learning projects.

What you will be doing:

  • Contribute in the design and construction of the company data lake;
  • ​Collect, store, process, and support the analysis of huge sets of data, both structured and unstructured in our Big Data Cluster;
  • Automation of machine learning models in Big Data cluster.

What we are looking for:

  • Understanding of one or more object-oriented programming languages (C#, Java, etc);
  • Experience in Python (scikit-learn, pandas, numpy, xgboost and matplotlib) or R (similar libraries)
  • Machine learning end-to-end lifecycle.
  • Knowledge of applied statistics & machine learning techniques
  • Demonstrable skills and experience using SQL with large data sets (SQL Server, Oracle, DB2, etc);
  • Knowledge of ETL processes (SSIS, Oracle Data Integrator; Code based);
  • Knowledge of Kafka data streaming (publishing and consuming coding);
  • Experience with the BigData landscape to serve the different layers of a BigData pipeline;
  • Knowledge of Apache HDFS, Hive;
  • Experience of Spark and Map Reduce;
  • Experience supporting and working with cross-functional teams in a dynamic environment.
  • Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations;
  • Good communication skills.


  • Experience creating and driving large scale ETL pipelines;
  • Experience with Data Science processes and technologies;
  • Experience with Machine Learning;
  • Experience in working in a SCRUM/ AGILE environment.

About Jumia

Jumia is a leading e-commerce platform in Africa. Our marketplace is supported by our proprietary logistics business, Jumia Logistics, and our digital payment and fintech platform, JumiaPay. Jumia Logistics enables the seamless delivery of millions of packages while JumiaPay facilitates online payments and the distribution of a broad range of digital and financial services.

We are fueled by the belief that technology has the potential to transform everyday life in Africa, for the better. We built Jumia to help consumers access millions of goods and services conveniently and at the best prices while opening up a new way for sellers to reach consumers and grow their businesses.

Jumia counts over 5,000 people across more than 10 countries, a diverse group of talent with different backgrounds, experiences and perspectives, driven by a common ambition to help build the digital future of Africa.

Africa is one of the fastest growing economies in the world, offering excellent opportunities in a vibrant and booming environment. Its economic growth has enabled innovative businesses to flourish and this is where Jumia steps in. We are currently looking for talented people with a passion for emerging markets and Africa to join our team and embark on our exciting journey.

Jumia in Porto

At Jumia Porto Tech Center we boast over 16 different nationalities. We have around 350 employees from several business areas, from IT, to Finance, to HR. The IT team represents 75% of it, so as you can see we are a major tech company, and as a Tech company, we share an innovative spirit. At Jumia PTC you will work under the most updated technologies and work methodologies. We are great fans of Agile philosophy and we aim to keep things simple but smart. Also, for Jumia, technology relates with improvement for our world. We see technology as something we need to put purpose into. Our mission is to leverage technology to improve everyday life in Africa and we do it by delivering convenient and affordable online services to consumers, helping them fulfill basic everyday needs. And while we’re present in Africa, we get to take African economy online, helping small and large businesses grow and reach new consumers. This is what drives our day to day decisions. :)

We are looking for great people to join our amazing teams and celebrate our achievements. At Jumia we work hard, but we do Tech With Purpose!

We offer you a career with

  • 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 

And even more for our Jumees

  • Attractive bonus scheme
  • Free access to Udemy for Business for an unlimited training experience
  • A great work life balance: hybrid work week; additional vacation day in December
  • Caring perks: individual private health insurance, dental insurance, discounted gym membership, parental bonus
  • Fun at work: company events, quarterly team building, drinks and snacks.

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