Full Stack Software Engineer (NodeJS + React + Solidity)
Poland
Romania
Ukraine
Overview
Requirements
Responsibilities
Overview
Required Skills
Node.js: strong
React: strong
Solidity: strong

About Innovecs

Innovecs is a global digital transformation tech company with a presence in the US, the UK, the EU, Israel, Australia, and Ukraine. Specializing in software solutions, the Innovecs team has experience in Supply Chain, Healthtech, Software & Hightech, and Gaming.
For the fifth year in a row, Innovecs is included in the Inc. 5000 and recognized in IAOP’s ranking of the best global outsourcing service providers. Innovecs is featured in the Global Top 100 Inspiring Workplaces Ranking, and won gold at the Employer Brand Management Awards.
 
Are you infatuated with both front-end and back-end developmenies and also blockchain technology? Then we’d love to hear from you as we're currently seeking a passionate Full-Stack Software Engineer to join our blockchain product. You'll be involved in developing both sides of the application — UI features parts and API endpoints. Moreover, you'll have a real impact on your work since we are solid vendors representing only the final result to the client. Sounds interesting? If so, we’d be delighted to receive your resume!

Our value to you:

— Flexible hours and remote-first mode
— Competitive compensation
— Complete Hardware/Software setup – anything you need for work
— Open-door culture, transparent communication, and top management at a handshake distance
— Health insurance, vacation, sick leaves, holidays, paid maternity/paternity leave
— Access to our learning & development center: workshops, webinars, training platform, and edutainment events
— Virtual team buildings and social activities to celebrate the Innovecs lifestyle
 
Does this resonate with you? Send over your CV, and let's get to know each other better.

 

Requirements
  • 4+ years of professional experience as a Full Stack Engineer;
  • Proven experience with React and Node.js;
  • Extensive experience in developing and deploying smart contracts using Solidity and related technologies;
  • Proficiency in JavaScript/TypeScript, HTML, CSS, and related web technologies;
  • Strong understanding of blockchain technology and Ethereum ecosystem;
  • Experience with smart contract development frameworks such as Hardhat and OpenZeppelin;
  • Experience with RESTful APIs, GraphQL, and Web3.js;
  • Knowledge of database systems such as MongoDB, MySQL, or PostgreSQL;
  • Familiarity with cloud services (AWS, Azure, or Google Cloud);
  • Proficiency in implementing ERC protocols (ERC-20, ERC-721, ERC-1155);
  • Strong problem-solving skills and attention to detail;
  • Excellent communication and teamwork abilities;
  • Ability to work independently and manage multiple tasks efficiently;
  • Experience with version control systems (Git);
  • Familiarity with Agile/Scrum methodologies;
  • Understanding of CI/CD pipelines and DevOps practices;
  • Experience with other blockchain platforms and technologies - will be a plus;
  • Understanding of security best practices in smart contract development - will be a plus;
  • Contributions to open-source projects - will be a plus;
  • Experience with containerization (Docker, Kubernetes) - will be a plus.
Responsibilities
  • Design, develop, and maintain scalable web applications using React and Node.js;
  • Write clean, modular, and reusable code that follows industry best practices and standards;
  • Develop, deploy, and manage smart contracts using Solidity;
  • Ensure the security and efficiency of smart contracts;
  • Utilize smart contract development technologies and frameworks such as Hardhat and OpenZeppelin;
  • Implement ERC protocols (e.g., ERC-20, ERC-721, ERC-1155) as needed for project requirements;
  • Contribute to system architecture decisions and lead the development of new features and improvements;
  • Ensure the architecture supports rapid development and deployment cycles;
  • Collaborate with cross-functional teams including product managers, designers, and other engineers to deliver high-quality products;
  • Mentor junior engineers and provide technical guidance;
  • Implement comprehensive testing strategies to ensure high-quality code and applications;
  • Conduct code reviews and ensure code quality;
  • Optimize applications for maximum speed and scalability;
  • Identify and address performance bottlenecks;
  • Stay up-to-date with the latest industry trends and technologies;
  • Continuously improve skills and knowledge through training and self-study.
Apply now

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