We invite a highly skilled JavaScript expert with extensive experience in React and Node.js, who excels as a collaborative team member.

The role extends beyond coding, encompassing responsibilities such as handling feature aspects, specifications, technical design, development, testing, documentation, and maintenance.

Customer:

Our client has rapidly become one of Europe’s most swiftly expanding FinTech companies. They oversee all aspects of financial operations, from generating virtual cards to facilitating wire transfers and maintaining customer account balances. As a payment institution, our client provides a platform that integrates financial services into its product, offering features such as account management, card payments, bank transfers, and additional services.

Responsibilities:

  • Design and implement large-scale software solutions and components using multiple technologies, with a primary focus on React and Node.js
  • Keep consistently high level of quality throughout all stages of the development
  • Communicate effectively to actively collaborate with the team and get context for complex tasks
  • Follow best engineering practices and company and client guidelines
  • Play supervisory, advisory, and coaching roles for less-experienced engineers on the team
  • Promote clean code and design patterns and principles

  • Diversity of Domains & Businesses
  • Variety of technology
  • Active professional community
  • Continuous education and growing
  • Flexible schedule
  • Remote work
  • Outstanding offices (if you choose it)
  • Community activities

Requirements:

  • 5+ years of experience in software development
  • Strong experience in designing distributed and secure systems
  • Strong experience with Node.js, React, and Redux on large-scale applications
  • Good understanding of microservices architectures
  • Experience in designing, building, and maintaining APIs
  • Experience in building and consuming REST and/or GraphQL APIs
  • Familiarity with DevOps practices
  • Experience working with a Cloud Provider (AWS, GCP, Azure, etc.)
  • Good knowledge of best testing practices
  • At least an Upper-Intermediate level of English

Would be a plus:

  • Experience with modern JavaScript and ES6 libraries
  • Familiarity with TypeScript
  • Experience with AWS

Sigma Software is a multinational company with over 21 years of experience providing our customers with best-in-class solutions. We are an IT consulting and software product company with development offices in Sweden, the USA, Canada, Ukraine, Latin America, Poland, Portugal, Hungary, Bulgaria, and the Czech Republic. 

All open vacancies are available both remotely and in the offices.

We deliver the smartest solutions to our customers in the areas of government, telecommunications, advertising, automotive, gaming, and others. We are a global player with more than 2000 specialists working from 40 offices in 19 countries. 

Taking high demand for quality, minimal hierarchy, freedom of decision-making, attention to every opinion, flexibility, and dedication to every project and every customer make us different.

Today, Sigma Software is a whole ecosystem that includes its own business incubator, educational platform, business association of companies, its own product line, and patented innovative solutions.