Front-end / Full-stack Developer with Blockchain Experience $1500-3500 Offline

I. Project Overview and Phases

* Develop a large-scale system for tracking natural gas supplies from wells to consumers, managing smart contracts using blockchain technology.

* Begin by refining the existing Proof of Concept (POC), which includes infrastructure and security implementation (approx. 2 months).

* Learn the business aspects, technical requirements, and POC to estimate the entire project's development and deployment during the POC refinement phase.

* Build a team of approximately 10 developers and additional roles.

* Complete the full project development.

II. Job Responsibilities

* Refine the existing POC.

* Understand requirements and estimate the entire project.

* Develop the system.

* Implement blockchain technologies.

* Solve complex problems.

III. Required Skills

* 3+ years of development experience.

* Blockchain experience, preferably with the Hyperledger Fabric framework.

* Proficiency in React.js.

* Experience with relational databases, preferably PostgreSQL.

* Familiarity with Node.js is a plus.

* Upper-intermediate English proficiency.

IV. Work Conditions

* Option for Part-time work in phase 1 of the project with a Senior developer, and with a possibility for Full-time in the following phases as the project grows.

* Remote or office-based work (Kyiv, Rivne (UA), Tychy (PL)).

* Flexible schedule.

* Friendly and fun team environment, with supportive management.

* Competitive salary in USD.

V. Hiring Process

* Introductory interview (approx. 30 minutes).

* Technical interview (approx. 60 minutes).

* Technical interview with team leader (approx. 30-45 minutes).