Full Stack Developer - Online connectivity

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Publish Date: Jan 15, 2022

Location: Amsterdam, Amsterdam, NL

Company: worldline

About Worldline
Worldline [Euronext: WLN] is the European leader in the payment and transactional services industry. With innovation at the core of its DNA, Worldline’s core offerings include pan-European and domestic Commercial Acquiring for physical or online businesses, secured payment transaction processing for banks and financial institutions, as well as transactional services in e-Ticketing and for local and central public agencies. Thanks to a presence in 30+ countries, Worldline is the payment partner of choice for merchants, banks, public transport operators, government agencies and industrial companies, delivering cutting-edge digital services. Worldline’s activities are organized around three axes: Merchant Services, Financial Services including equensWorldline and Mobility & e-Transactional Services. Worldline employs circa 12,000 people worldwide, with 2019 revenue of circa 5.3 billion euros. worldline.com


The Opportunity

You will work for Worldline’s Merchant Services Global Business Line. We cover the full retail value chain, online and in-store, through a complete approach, delivering a real digital journey for retailers and their customers and facilitating consumer engagement, via seamless services, on any device – with payment at the heart of the shopping experience.


More specifically, you will be working in Online Connectivity vertical responsible for the heart of our payment platform and customer facing One Connect API. You will help us process even higher number of transactions per second while keeping our customers happy.


Your day-to-day responsibilities include:

  • Be responsible for the full product lifecycle; Design, development, quality, deployment and maintenance and support. You build it you run it!
  • Design, develop and test Java based solutions using Spring frameworks
  • Translate software requirements into maintainable solutions within the existing application frameworks
  • Develop and keep up with best practices for developing applications
  • Contribute to the Agile ceremonies (Planning, demos, reviews, Stand up)
  • Contributes to the Stories refinement and estimation



Signs of success

  • You take a pragmatic and professional approach. You are constructive and solution driven
  • For you, testing is of utmost importance; better yet, you think automated testing is the way forward for you to fully concentrate on writing software instead of focusing on debugging
  • Curious and creative, autonomous, and dynamic, strong attention to detail.



Skills we can’t do without:

  • At least 5 years of working experience in Java and/or JavaScript
  • Working experience in Java 8, Java 11+ and Spring Boot projects
  • Working experience in JavaScript, HTML and CSS
  • Working knowledge of React and Vanilla JavaScript (ES6)
  • Knowledge of REST eco-system with focus on web performance and security aspects
  • Knowledge of Unit Testing
  • SQL, RDBMS (Oracle, PostgreSQL, etc.)
  • Strong sense of accountability and ownership
  • Good team player and communicator with a flexible, customer-driven attitude.
  • Ability to work cross-culturally and across regions
  • Proficiency in English



Skills we’d like:

  • Experience with CI/CD and DevOps (Jenkins)
  • GIT / GitLab, Jira / Confluence tools
  • AWS or other cloud platform
  • Experience with Typescript
  • Experience with CSS-in-JS approach
  • Experience with Docker and micro-service or serverless architectures
  • Knowledge of Payment industry



More reasons to join us

At Worldline, we are dedicated to helping our people unlock their full potential - both professionally and personally. With comprehensive training and development programs, expert communities, and global mobility programs, you will always be able to develop and grow at Worldline - wherever you want to go and whatever you want to do. We also offer flexible hours and remote working, to empower you to be your best self at work and at home. 8 in 10 Worldliners consider Worldline a friendly place to work, and 9 in 10 are satisfied with the training & development they receive.


Worldline is proud to be an Equal Opportunity employer. We do not discriminate based upon race, religion, colour, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as an individual with a disability, or other applicable legally protected characteristics.

The 20 000 employees of Worldline are all different but share the same values. You can see it in the way we behave. We are curious and humble – we are learning every day, we keep things simple and everyone engaged. In our fast-moving industry, we are adaptable and life-long learners. Everyone demonstrates the same dedication to quality and efficiency. We have an entrepreneurial spirit and sense of service. Above all, we never turn our back on a challenge. These values nurture a dynamic and innovative team where everyone can develop and grow.

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