GraphQL, GCP, Blockchain

Vytwo Technologies Inc.; Prosper (TX); On-site; USD 110,000 - 170,000; Full time

Job summary

Vytwo Technologies Inc. is seeking a software engineer with 5+ years of Java experience to join our Texas-based team. You will design and implement scalable distributed systems, build GraphQL APIs, and collaborate with cross-functional teams to ship reliable software.

Experience with GCP, blockchain technologies, and event-driven architectures is highly valued, along with familiarity with Ethereum or Hyperledger Fabric and Web3 concepts.

Skills

Java programming

GraphQL APIs

Distributed systems

GCP

Blockchain technologies

SQL/NoSQL databases

Spring Boot

Micronaut

Quarkus

Ethereum/Blockchain frameworks

Web3 concepts

Tools

Apollo

graphql-java

Spring Boot tooling

Micronaut tooling

Quarkus toolkit

Ethereum

Hyperledger Fabric

Web3 wallets

Job description

• 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
• 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