Optasia is a fully enabled B2B2X financial technology platform covering scoring, financial decisioning, disbursement and collection. We are committed to enabling financial inclusion for all. We are changing the world our way.
We are seeking for enthusiastic professionals, with energy, who are results driven and have can-do attitude, who want to be part of a team of likeminded individuals who are delivering solutions in an innovative and exciting environment.
Data is at the core of Optasia growth plan and the ML Engineering team is a significant contributor to Optasia’s success and growth, achieved through data driven insights and decision making. We are currently leveraging and ingesting data from multiple sources into our large-scale big data clusters and develop and run multiple analytical pipelines, over a state-of-the art big data technology stack.
We are looking for a Senior Machine Learning Engineer to join our growing ML Engineering team. In this role, you will help advance Optasia’s data-driven decision-making and credit risk management by building and evolving scalable, end-to-end ML pipelines. The main responsibilities include (i) building robust ML pipelines , (ii) designing and developing statistical and machine learning algorithms, and (iii) operationalizing these solutions to strengthen in credit risk management — directly contributing to Optasia’s success.
What you will do
- Offer technical expertise in ML engineering, helping the team adopt the right tools and approaches, stay ahead of emerging trends, and deliver solutions that meet industry best practices.
- Provide expert guidance to improve the scalability, stability, accuracy, speed, and efficiency of ML workflows, while upholding the highest standards of testing and code quality.
- Contribute to the design and development of the microservices and tools that support Machine Learning lifecycle at Optasia.
- Contribute to the design and delivery of scalable, real-time microservices used globally.
- Drive continuous improvements in the development lifecycle in collaboration with the team.
- Design, develop and maintain large-scale Spark jobs using PySpark and Scala.
- Build and manage CI/CD pipelines with Jenkins.
- Develop automation scripts using Python or Bash.
- Develop and deploy scalable Airflow pipelines that support the Machine Learning lifecycle.
- Perform data exploration and analysis to scope, build, and iterate on Machine Learning proof-of-concepts (PoCs).
- Partner with Engineers and Credit Risk team to design and deliver solutions that drive business value at Optasia.
- Optimize the codebase through Spark job tuning and refactoring.
- Drive improvements to our feature engineering engine to support more efficient ML workflows.
What you will bring
- Bachelor's or Master's degree in Electrical Engineering, Computer Science or Informatics.
- 5+ years of industry experience with Machine Learning Engineering and MLOps background.
- Solid understanding of core Machine Learning concepts and MLOps.
- Proficiency in Python and PySpark (or Scala, Java).
- Strong knowledge of the Hadoop ecosystem.
- Proficiency in SQL.
- Proficiency in Linux.
- Strong knowledge of end-to-end API development and deployment.
- Proficiency in building and managing Dockerized applications.
- Experience with workflow orchestration tools such as Airflow (or similar).
- Familiarity with CI/CD best practices.
- Ability to meet tight deadlines, work under pressure, and maintain strict attention to detail.
- Awareness of emerging technologies, with the ability to quickly learn and adapt to new tools and frameworks
Why you should apply
What we offer:
👟 Flexible remote working
💸 Competitive remuneration package
🏝 Extra day off on your birthday
💰 Performance-based bonus scheme
👩🏽⚕️ Comprehensive private healthcare insurance
📲 💻 All the tech gear you need to work smart
Optasia’s Perks:
🎌 Be a part of a multicultural working environment
🎯 Meet a very unique and promising business and industry
🌌 🌠 Gain insights for tomorrow market’s foreground
🎓 A solid career path within our working family is ready for you
📚 Continuous training and access to online training platforms
🥳 CSR activities and festive events within any possible occasion
🍜 Enjoy comfortable open space restaurant with varied meal options every day
🎾 🧘Wellbeing activities access such as free on-site yoga classes, plus available squash court on our premises
Optasia’s Values 🌟
#1 Drive to Thrive: Fully dedicated to evolving. We welcome all challenges and learning opportunities.
#2 Customer-First Mindset: We go above and beyond to meet our partners’ and clients’ expectations.
#3 Bridge the Gap: Knowledge is shared, information is exchanged and every opinion counts.
#4 Go-Getter Spirit: We are results oriented. We identify any shortcomings that hold us back and step up to do what’s needed.
#5 Together we will do it: We are committed to supporting one another and to understanding and respecting different perspectives, as we aim to reach our common goals.
Top Skills
What We Do
We deliver Optasia, the AI Platform enabling financial access for the next billion customers. We are changing the world our way.
Α versatile, data-driven B2B2X (business-to-business-to-customers and SMEs) financial technology platform for MNOs, mobile wallet operators and financial institutions, which provides them with accurate credit scoring for responsible financing decision-making.
We support intelligent credit decisions, enable a broad range of financial services development and drive successful business models. All with ease, through our AI-led fully-automated decisioning algorithm, which allows us to efficiently make millions of decisions on financing, based on sophisticated data analysis.
Thanks to our technology and network we provide powerful flywheel effects with repeatable and scalable growth levers, to help our partners grow and enable financial access to retail & SME customers across numerous markets.
Operating since 2012 as Channel VAS and expanded in more than 35 countries in Africa, Middle East, Asia and LATAM with focus in emerging markets, Optasia Enabling credit decisions for an average of 116 million customers a month and had more than 980 million addressable subscribers in 2023, continuing to expand to new markets globally.
Optasia has been chosen as an investment opportunity by top firms such as Abu Dhabi's Waha Capital in 2017, and Ethos, a leading South African investment company in late 2018. The company also obtained ISO 27001 Certification in late 2021. Founded as Channel VAS in 2012, we became Optasia in 2022, incorporating a brand identity that more broadly reflects our capabilities.
