Ukraine
Work type:
Office/Remote
Technical Level:
Senior
Job Category:
Software Development
Project:
Raisin
We are looking for a Senior Backend Engineer to join the Core Banking Services team and help build and scale a high-performance Banking-as-a-Service (BaaS) platform.
The team develops secure, highly available backend services that enable internal products and partner banks to manage customers, accounts, and core banking processes. You will work on distributed systems supporting critical financial operations, with a strong focus on scalability, reliability, security, and clean architecture.
Responsibilities:
• Design, develop, and maintain scalable backend services using Node.js and TypeScript.
• Build and maintain REST APIs and event-driven services within a serverless AWS architecture.
• Work with AWS services such as Lambda, SQS, API Gateway, EventBridge, DynamoDB, and S3.
• Contribute to the design and evolution of distributed systems supporting core banking processes.
• Take part in architectural and technical decisions, solution design, and technical documentation.
• Collaborate with other engineering teams and external partners to define and manage system integrations and dependencies.
• Develop reliable and well-tested solutions, covering unit, integration, and system testing.
• Work with Infrastructure as Code and contribute to improving CI/CD pipelines and development processes.
• Participate in threat modeling and contribute to building secure and resilient services.
• Take ownership of production reliability, including participation in an on-call rotation, incident investigation, root-cause analysis, and hotfixes.
• Proactively identify opportunities to improve system performance, reliability, and engineering practices.
Requirements:
• 5+ years of commercial Node,js backend development experience.
• Strong hands-on experience with TypeScript.
• Solid experience building distributed and event-driven systems.
• Strong practical experience with AWS, particularly serverless services such as Lambda, SQS, API Gateway, EventBridge, DynamoDB, and S3.
• Experience with Infrastructure as Code, preferably Terraform and/or AWS CDK.
• Good understanding and practical application of software design patterns and clean architecture principles.
• Experience with RESTful API design and OpenAPI.
• Strong testing experience, including unit and integration testing.
• Experience working with event-driven architectures and messaging technologies such as Kafka.
• Strong problem-solving and analytical skills.
• Ability to take ownership of technical solutions and work independently.
• Excellent communication and collaboration skills.
• Fluent English.
Nice to Have:
• Experience with monorepo setups, such as pnpm workspaces or similar.
• Experience with MySQL and ORM technologies such as Prisma.
• Experience with DynamoDB or other NoSQL databases.
• Previous experience in banking, fintech, payments, or other highly regulated domains.
We offer*:
• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits
*not applicable for freelancers
You may also be interested in:
Lead Fullstack Engineer (React+Next.js) (#5392)
Type:
Office/Remote
Category: Software Development
Project: Leading platform for electronic agreements
European Union, LATAM
Lead Full-Stack Engineer (NestJS and React) (#5954)
Type:
Office/Remote
Category: Software Development
Project: Unified business software provider
Ukraine
×
Easy apply
Easy Apply
or
Refer a friend
Share
Save
×
Subscribe to your search result
We’ll drop you a note when there are new jobs that match your search.
We value your privacy
We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. By clicking “Accept”, you consent to the use of ALL the cookies. However you may visit Cookie Settings to provide a controlled consent.
Please review our Cookie Policy and Privacy Notice
(updated 12.03.2025)
Customize Reject All Accept All
Consent Preferences
Close
Privacy Overview
This website uses cookies to improve your experience while you navigate through the website. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. We also use third-party cookies that help us analyze and understand how you use this website. These cookies will be stored in your browser only with your consent. You also have the option to opt-out of these cookies. But opting out of some of these cookies may have an effect on your browsing experience.
Necessary
Necessary
Always Enabled
Necessary cookies are absolutely essential for the website to function properly. These cookies ensure basic functionalities and security features of the website, anonymously.
Cookie Duration Description
cookielawinfo-checkbox-analytics 11 months This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Analytics".
cookielawinfo-checkbox-functional 11 months The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional".
cookielawinfo-checkbox-necessary 11 months This cookie is set by GDPR Cookie Consent plugin. The cookies is used to store the user consent for the cookies in the category "Necessary".
cookielawinfo-checkbox-others 11 months This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Other.
cookielawinfo-checkbox-performance 11 months This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Performance".
viewed_cookie_policy 11 months The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. It does not store any personal data.
Functional
functional
Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features.
Performance
performance
Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors.
Analytics
analytics
Analytical cookies are used to understand how visitors interact with the website. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc.
Advertisement
advertisement
Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. These cookies track visitors across websites and collect information to provide customized ads.
Others
others
Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet.
Reject All Save My Preferences Accept All