Senior FullStack Developer (Golang, React) (contract)

Lviv, Ukraine (Remote)

We are seeking a highly skilled Senior Fullstack (Golang, React) Developer to join our dynamic team. As a Senior Fullstack Developer, you will play a key role in architecting and developing a cutting-edge application.


Please note, this position is for one project, not an in-house position, so the social package, including benefits like sick leave, public holidays, days off, vacations, accounting and necessary equipment provision, is not covered by Selecto.


About the project:

  • Domain: Fintech

  • Platform: web app designed for cashless tipping. It allows users to receive tips and continue with payouts into their personal accounts. Users are also able to overview tipping/payouts history and ratings. The account can be connected to the user's personal device.

  • Team: Client side: 1 Backend Developer, Product Manager; Selecto’s side: FullStack developer (hiring), QA

  • Timeline: part time, 45 hours/month till the end of February (1st phase of work) and then prolongation (2nd phase of work).

  • Working hours: flexible 


Technology Stack

  • Backend: Go

  • Frontend: React (React Native or Vue.js experience is a plus)

  • APIs: REST, GraphQL

  • Databases: PostgreSQL

  • Payments & Fintech: Stripe, Plaid

  • Cloud: AWS, GCP, or Azure

  • DevOps: CI/CD, infrastructure-as-code

  • Integrations: Shopify, email services, chat tools


Skills List

  • Strong proficiency in Go

  • Solid full-stack development background with backend emphasis

  • Experience with React or React Native (Vue.js acceptable)

  • Experience designing and integrating REST APIs and GraphQL

  • Strong understanding of microservices architecture

  • Experience with SQL databases, preferably PostgreSQL

  • Hands-on experience with Stripe and Plaid integrations

  • Experience building fintech or payment-related platforms

  • Familiarity with mobile platforms (iOS and Android)

  • Experience working in cloud environments

  • Familiarity with QR codes, NFC, or POS systems is a plus

  • Strong DevOps knowledge, including CI/CD pipelines


List of Responsibilities

  • Develop and maintain backend services in Go

  • Implement subscription, plan, and invoice management

  • Integrate Stripe using webhooks and internal data handling

  • Build and maintain integrations with Shopify

  • Implement transactional emails and user-based communications

  • Support web app usage tracking and analytics

  • Integrate chat and support tools

  • Participate in bug fixing and technical improvements

  • Collaborate closely with internal developers and consultants

Senior FullStack Developer (Golang, React) (contract)

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Senior FullStack Developer (Golang, React) (contract)

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