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Sr. Java Developer

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Remote

Sr. Java Developer

Aptlogix Technology Services

Sr. Java Developer

Skills

SQL QueriesJavaTesting & QASpring BootPostgreSQLMySQLGradleOracleJavascript

1 month ago

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Important information


Contract type:

Freelance / Contract

Salary:

$114,400 – $135,200 / year

Location:

United States

Work mode:

Remote

Published on:

10 September 2026

What they need


The ideal candidate should have strong software engineering fundamentals, hands-on development experience, and the ability to design, develop, test, troubleshoot, and maintain enterprise-grade applications.Key Responsibilities

  • Design, develop, enhance, and maintain enterprise applications using Java/J2EE technologies.
  • Develop backend services, APIs, and business logic using Java and Spring/Spring Boot.
  • Develop and maintain frontend/web application components using JavaScript.
  • Design and develop RESTful APIs and integrate applications with internal and external systems.
  • Work extensively with relational databases (RDBMS) for application development and data management.
  • Develop and optimize SQL queries, stored procedures, database objects, and data access components.
  • Troubleshoot application, database, integration, and production issues.
  • Write clean, reusable, maintainable, and well-documented code.
  • Perform unit testing and participate in code reviews.
  • Collaborate with architects, product owners, business analysts, QA engineers, and other development teams.
  • Participate in Agile ceremonies including sprint planning, stand-ups, reviews, and retrospectives.
  • Support application deployments and production releases.
  • Follow enterprise standards for security, scalability, reliability, and application performance.

Required Technical SkillsMandatory Skills

  • Strong hands-on experience with Core Java / Java/J2EE.
  • Strong experience with Spring / Spring Boot.
  • Good hands-on experience with JavaScript.
  • Strong experience with RDBMS such as Oracle, PostgreSQL, SQL Server, MySQL, or DB2.
  • Strong knowledge of SQL, joins, indexing, queries, and database performance optimization.
  • Experience developing and consuming REST APIs / Web Services.
  • Strong understanding of Object-Oriented Programming (OOP) and software design principles.
  • Experience with Git or similar source-control tools.
  • Experience with Maven or Gradle.
  • Good debugging, troubleshooting, and problem-solving skills.

Pay: $55.00 - $65.00 per hour

Expected hours: 40.0 per week

Work Location: Remote

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