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Senior Java Full Stack Developer Individual Contributor

Sincera Technologies, Inc.Westlake, TX🇺🇸United StatesPosted 23 Aug 2026

Why This Role Stands Out

This hybrid role at Sincera Technologies offers you the chance to leverage your extensive Core Java, microservices, and Spring Boot expertise within a dynamic technology environment. You'll thrive here if you possess strong coding and communication skills and are eager to contribute as a key individual contributor. Apply today to join a reputable company and make a significant impact.

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Westlake, TX, United States
Posted
3 weeks ago
DockerMicroservicesOracleSQLSpringSpring BootAngularAzureJUnitJavaKafkaKubernetesPostgreSQLRESTReactTypeScriptVault

Job Description

Senior Java Full Stack Developer – Individual Contributor

We need candidates who are strong in Core Java, coding, SQL/database, Spring Boot, Microservices, and communication. send resumes to & cc to

Experience: 12+ Years
Location: Westlake, TX
Employment: Full-Time
Openings: 4

Role Overview

We are looking for a strong Senior Java Full Stack Developer with 12+ years of hands-on experience. This is an Individual Contributor (IC) role requiring strong Core Java, coding, database, microservices, and communication skills.

Must-Have Skills

  • Strong Core Java – Java 8/11/17+, Streams, Collections, Multithreading & Concurrency
  • Strong Spring Boot, Spring Framework, Spring Batch, Spring Data/Security
  • Hands-on experience developing REST APIs, Microservices & API versioning
  • Strong coding/problem-solving skills – must be able to complete coding exercises during the interview
  • Strong SQL/database skills – writing and optimizing complex queries; Oracle/PostgreSQL
  • Hands-on React, Angular, TypeScript, or similar frontend technologies
  • Experience with Azure – AKS, App Services, Functions, Service Bus, Key Vault, etc.
  • Experience with Kafka or Azure Event Hubs is a plus
  • Strong JUnit/Mockito, CI/CD, Docker/Kubernetes experience preferred

Key Expectations

  • Must be a hands-on developer and strong individual contributor
  • Able to design, develop, test, and support enterprise applications end-to-end
  • Strong understanding of microservices, REST APIs, cloud, and databases
  • Excellent verbal and written communication skills
  • Able to clearly explain technical concepts and collaborate with architects, product owners, and business stakeholders

 

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