ReactJS Developer (Middle/Senior level)

Job Description

Sioux Group was founded in 1996 in the Netherlands. With over 850 engineers, Sioux supports or acts as the R&D department of leading high-tech companies. Sioux aims to add values to its clients and build innovative solutions that can contribute to a smarter, safer, healthier, more enjoyable and more sustainable society. Sioux has been rewarded as an employer of choice: Best ICT company to work for and great place to work with.

At Sioux, we strive for Culture of Excellence and grow our employees with challenging projects. As a Software Engineer at Sioux, you’ll have the opportunity to work with clients who are giant tech corporations all over the world (English-based projects).

We bring high-tech to life together with a team of driven engineers!


Your focus will comprise

  • Analyzing requirements;
  • Creating and implementing architectures and technical designs;
  • Performing testing activities, based on the requirements and the technical design;
  • Integrating different software modules;
  • Writing documentation.
  • Training and Coaching for team members

Job Requirements

  • +2 year experience working with React JS;
  • Familiarity with software development methodologies: UML, Agile, Scrum;
  • Experience working with NodeJS and MongoDB is a plus
  • Basic English communication;
  • Good sense of leadership, teamwork, high responsibility & commitment;
  • Strong logical thinking, proactive, and open-minded for learning attitude;
  • Proven experience working with European or US customers is an advantage.


  • High-tech: Apply the latest technology and make life better through technology;
  • Challenging Projects: work with Europe clients who are giant tech corporations and awesome projects;
  • Growing Opportunity: Work with top-notch experts from around the world;
  • Our value: H - O - T (Honest, Open, Transparent).


  • International working environment;
  • Competitive salary (upto $2500);
  • 19 leave days per year;
  • 13th-month salary & Project Bonus (twice per year);
  • SiouxCare Flex Package: Each employee is eligible for an assigned package (based on grade and length of service) up to VND 30,000,000/ employee/ year for well-being benefits including Premium Insurances, Skills Development, Kids’ learning fees etc;
  • Company-sponsored trainings: soft skills/ technical skills/ English etc;
  • Diverse company culture activities: Company trip, company outings, Lunch & Learn, Work Anniversary etc;
  • Performance review twice per year;
  • Government Social Insurance based on full of gross salary;
  • Discover more about Life at Sioux at:

Think you are up for it? Apply now!

HOW TO APPLY? You can apply by sending the CV to

  • Our notes for your job application:
    • We love to receive your CV in English.
    • We will contact you (for the ones matching with our criteria) within 2 weeks from your application date.
    • In case you don't find a job matching with you, don't hesitate to send your CV to our email: We are interested to think together with you for other job options.
    If you know someone perfectly fit for this position, please feel free to share this!
  • We hope to meet you soon at Sioux. Cheers!