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Full Stack Developer (Backend Focus)

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Onsite

Full Stack Developer (Backend Focus)

JSR Tech Consulting

Full Stack Developer (Backend Focus)

Skills

MongoDBReactNodePythonJavaDevOpsMicroservicesSpring BootMySQLBitbucketJenkinsAWSGitHubLinuxAWS KinesisJBossJavascript

17 days ago

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Important information


Contract type:

Freelance / Contract

Location:

United States

Work mode:

Onsite

Published on:

3 October 2026

What they need


Full Stack Developer (Backend Focus)

  • Location: Remote - Must be located in the US
  • Client: Major Investment Firm
  • C2C and W2 are acceptable
  • Duration: 12 months plus

About the Role

  • Join a major investment firm as a Full Stack Developer with a stronger focus on backend development
  • Build high-quality applications in collaboration with cross-functional teams and business partners

Required Experience

  • 5+ years of experience with Java-related technologies on Unix or Linux
  • 5+ years of experience with backend technologies including JBoss, Spring Boot, and REST
  • 3+ years of experience with client-side technologies including React, JavaScript, JSON, and REST
  • Proven ability to work effectively in cross-functional teams

Technical Skills

  • Programming Languages: Python, Java, JavaScript
  • Java Services: Spring CLI, Maven, microservices, multi-threading, concurrency, and parallel processing
  • Core Concepts: Distributed systems, object-oriented programming, design patterns, and design methodology
  • Frameworks: Spring Boot, Node.js, MEAN / MERN stack
  • Data Stores: Relational and non-relational data structures, MongoDB, BPM tools
  • Data Streaming: AWS SQS, Kinesis

Knowledge and Understanding

  • API consumption and development; service-oriented architecture (SOA) patterns
  • Web service technologies: REST, JSON, SOAP, XML, JDBC, MySQL
  • Unit, interface, and end-user testing concepts and tooling (functional and non-functional)
  • Automated testing, Agile methodologies, and Test-Driven Development (TDD)
  • Accessibility awareness
  • Secure coding, web application security, and DevSecOps
  • Security concepts: authentication, authorization, encryption, digital signatures, JWT, SSL, web service proxies, firewalls, SAML 2.0, OpenID Connect, OAuth 2.0
  • DevOps tools and practices: branching strategies, GitHub, Bitbucket, Subversion, Jenkins
  • SDLC monitoring and logging techniques
  • AWS core services including CloudWatch and CodeDeploy

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