GraphQL, GCP, Blockchain

Vytwo; Dallas (TX); On-site; USD 62,508 - 89,027; Part time

Job summary

Vytwo is seeking a software developer with 5+ years of experience in Java and a strong background in building GraphQL APIs. The ideal candidate will possess hands-on experience with Google Cloud Platform (GCP) and familiarity with Blockchain technologies. This position offers a contractor rate of $55.00/hr and is available for locations in Austin, TX, or Dallas, TX, emphasizing expertise in distributed systems and microservices.

Qualifications

• 5+ years of software development experience with Java.
• Strong experience building GraphQL APIs (Apollo, graphql-java, or similar).
• Solid understanding of distributed systems and microservices.
• Hands-on experience with Google Cloud Platform (GCP).
• Experience working with Blockchain technologies (public or private).
• Proficiency in SQL and NoSQL databases.

Skills

Java

GraphQL APIs

GCP

Blockchain technologies

SQL

NoSQL databases

Tools

Spring Boot

Micronaut

Quarkus

Job description

GraphQL, GCP, Blockchain

Domain EXP

Banking and Finance

Location: Austin, TX or Dallas, TX

Contractor Rate: $55.00/hr

Mandatory

• 5+ years of software development experience with Java
• Strong experience building GraphQL APIs (Apollo, graphql-java, or similar)
• Solid understanding of distributed systems and microservices
• Hands‑on experience with Google Cloud Platform (GCP)
• Experience working with Blockchain technologies (public or private)
• Proficiency in SQL and NoSQL databases

Preferred

• Experience with Spring Boot, Micronaut, or Quarkus
• Familiarity with Ethereum, Hyperledger Fabric, or other blockchain frameworks
• Knowledge of Web3 concepts, wallets, and cryptography basics
• Experience with event‑driven architectures and messaging systems
• Understanding of scalability, fault tolerance, and system resiliency