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Senior React Engineer

  • By Karolina Dabek
  • 13 October 2021

About the project:
You will be responsible for the development of the company’s payment processing SDK, used in all
web applications. The SDK is built using the React framework. The SDK wraps payment forms for
leading payment types such as PayPal and Google Pay using BlueSnap.

Your job will be to make sure the SDK covers all paths and deliver high quality end-to-end testing
with the QA team. You will also be responsible for delivering the best possible developer
experience for the company’s product engineers. Finally, you will be tasked with contributing to
payment system development by continuously evaluating new technologies and payment types that
can be incorporated into the company’s products.

What will you do?
• Engineer and develop our payments SDK using React application framework
• Fix reported issues
• Create a best in class test suite including end-to-end testing that ensures the SDK “just
• Contribute to payments API written in GO
• Create automation tools to improve the developer experience, esure code is of the highest
quality, and is secure

What will you need to be successful in this role?
• 5 + years production experience building React applications
• At least one production application integrating payments systems
• Good understanding of sagas and distributed transactions
• Experience building and integrating message oriented middleware
• Good knowledge of modern JavaScript (ESNext)
• Experience with agile software development using Jira and Confluence
• Knowledge of consuming REST APIs and managing response codes
• Proficient in at least one of the following: CircleCI, BitBucket, CodeDeploy, TeamCity,
• Fluency in English

Additional Details:
SALARY: 15 000 – 23 000 PLN gross monthly
• Flexible working hours
Personal development budget 800$ per year + unlimited time off policy for participation
in conferences and workshops and access to an online learning platform with courses from
Udemy, Harvard Manage Mentor and many others
Fully paid private health care packages for you and your family (dental care included)
provided by Luxmed
Fully paid life insurance provided by Warta
• Multisport Plus card
• Access to the Mental health Helpline – providing virtual support of external psychologists,
psychotherapists, and coaches
• AskHenry services – personal concierge services to help you to settle your everyday matters
(like Ikea shopping or shoemaker visit)
• Possibility to join one of our Employee Resource Groups and initiatives (Inclusion Council,
Ladies at Brainly, Brainly Cares)
• If needed, additional budget for work remote work accessories

Note: Prepare your CV in English (PDF), fill in the form, and apply!

Please include in your CV the following clause necessary for the recruitment process:

“I agree to the processing of personal data that I have made available voluntarily in the recruitment process by the Administrator of personal data, i.e. Dotcommunity Spółka z ograniczoną odpowiedzialnością [Ltd.] based in Cracow, 15 Żabiniec Street, 31-215 Cracow, registered in Poland, the Cracow’s District Court – Śródmieście, XI Commercial Division of the National Court Register under number 0000468484, VAT number: 9452174499, (“Dotcommunity”) in order to carry out the recruitment process for the Senior React Engineer position on the basis of Art.6 item 1a of the Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation)”