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Senior Scala Engineer

20k - 24k PLN20 000 - 24 000 PLN/ mies./ mies.UoPUmowa o pracę (brutto)

SeniorHybryda·KatowiceFull-time·Umowa o pracę

#472361·Dodano 16 dni temu·0

Źródło: Reply Polska

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Tech Stack / Keywords

ScalaPlay FrameworkAWSISO 8583PostgreSQL DynamoDB TypeScript PythonPCI DSSVisa

Podsumowanie oferty

Join the Cards team building and operating e-commerce card payment acceptance and processing for payment service providers and large merchants. Develop the Scala payment gateway and a new network tokenization service, working across AWS infrastructure, integrations, and production operations.

Wymagania

Successfully completed a university degree in computer science or a comparable field of study.
5+ years of hands-on backend development, including production-critical systems.
Willingness to write production code in Scala; background in another language is acceptable, and Scala experience is a strong plus.
Experience building and maintaining cloud infrastructure on AWS, not only using it.
Experience with relational and/or NoSQL databases, such as PostgreSQL or DynamoDB.
End-to-end responsibility for topics, from analysis through production and operations.
Self-driven approach to taking ownership, finding answers independently, and moving topics forward without detailed instructions.
Strong communication skills, including keeping the team informed, raising questions early, flagging risks, and working remotely with colleagues across several countries.
Fluency in Polish and very good communication in English.

Nice to have:

Commercial experience with Scala and Play Framework, or with another functional language.
Frontend experience; a full-stack profile is a good fit for the team.
Experience with TypeScript or Python for AWS Lambda.
Background in payments or card processing, including acquiring, ISO 8583, card schemes, or network tokenization.
Knowledge of PCI DSS requirements.

Obowiązki

Develop and maintain the main payment gateway written in Scala with Play Framework, running on AWS.
Build the standalone Network Tokenization service, managing Visa, Mastercard, and other scheme integrations and the token lifecycle.
Integrate with acquiring systems over ISO 8583 and with Visa and Mastercard APIs for network tokenization.
Build and maintain the team's AWS infrastructure.
Develop supporting components as AWS Lambda functions in TypeScript and Python, and develop Python-based test tooling.
Work with PostgreSQL and DynamoDB.
Apply security practices required by PCI DSS across development, deployment, and operations.
Collaborate with other Relay teams, including merchant management and notifications, in an English-speaking team across Sweden, Switzerland, Germany, and Finland.
Take ownership of topics end-to-end, working with the team to take problems to production and own them afterwards.
Share knowledge and support less experienced engineers.

Benefity

Motivizer Benefits Platform with a monthly budget of 550 PLN to choose and manage benefits, including a medical care package, meal tickets, sports cards, cinema tickets, shop vouchers, and discounts.
Access to a multi-language learning platform to practice language skills and learn new languages.
Internal and external training opportunities.
Networking events, coding challenges, and company parties.

Opieka zdrowotna

Karta sportowa

Kursy językowe

Spotkania integracyjne

Dodatkowe benefity

Inne informacje

Joining the team's on-call rotation after onboarding is optional.

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