Java Application Developer

LTM; Irving (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

LTM in Irving, TX seeks a Senior Java Developer with 8+ years of hands-on experience to design, develop, and maintain enterprise-scale applications using Core Java, Spring Boot, and microservices.

You will build RESTful APIs, work with SQL databases, and participate in CI/CD pipelines, code reviews, and mentoring. Strong collaboration with cross-functional teams and a focus on performance, security, and reliability are essential.

Qualifications

• 8+ years of hands-on Java development for enterprise-scale apps.
• Strong expertise in Core Java, Spring Boot, Microservices, RESTful APIs, SQL, Docker, Kubernetes, and CI/CD practices.
• Hands-on in problem solving, coding, and cross-functional collaboration to build scalable systems.
• Experience with performance, security, and reliability considerations in enterprise apps.

Responsibilities

• Design, develop, test, and maintain enterprise-grade Java applications.
• Develop and support Microservices-based architectures using Spring Boot.
• Build and consume RESTful APIs and web services.
• Write clean, maintainable code following best practices and design patterns.

Skills

Core Java

Spring Boot

Microservices

REST APIs

SQL

Multithreading

Design Patterns

Linux

CI/CD

APIs security

Tools

Docker

Jenkins

GitHub Actions

GitLab CI

Azure DevOps

Job description

We are seeking an experienced and highly skilled Senior Java Developer with 8+ years of hands-on experience in designing, developing, and maintaining enterprise-scale applications. The ideal candidate should possess strong expertise in Core Java, Spring Boot, Microservices, RESTful APIs, SQL, Docker, Kubernetes, and CI/CD practices. This is a highly hands-on development role requiring daily coding, problem-solving, and collaboration with cross-functional teams to build scalable, high-performance applications.

Key Responsibilities

• Design, develop, test, and maintain enterprise-grade Java applications.
• Develop and support Microservices-based architectures using Spring Boot.
• Build and consume RESTful APIs and web services.
• Write clean, maintainable, and efficient code following best practices and design patterns.
• Participate in application architecture, design discussions, and technical decision-making.
• Develop and optimize database queries, procedures, and data models.
• Troubleshoot production issues and perform root cause analysis.
• Work closely with business stakeholders, architects, QA teams, and DevOps teams.
• Implement and maintain CI/CD pipelines for application deployment.
• Create technical documentation and perform code reviews.
• Mentor junior developers and contribute to engineering best practices.
• Ensure application scalability, performance, security, and reliability.

Required Technical Skills

Core Technologies

• Spring Framework
• Spring Boot
• RESTful Web Services
• SOAP & JMS
• JSON and XML Processing
• Swagger / OpenAPI

Database

• SQL
• JDBC
• Experience with Oracle, PostgreSQL, MySQL, or SQL Server
• Multithreading & Concurrency
• Collections Framework
• File I/O
• GOF Design Patterns

DevOps & Containerization

• Docker
• Jenkins / GitHub Actions / GitLab CI / Azure DevOps

Operating Systems & Scripting

• Windows
• Shell Scripting / Bash
• Batch Programming

Version Control

• Git
• Bitbucket/GitHub/GitLab

Preferred Qualifications

• Experience with Kafka or other messaging platforms.
• Experience with Hibernate/JPA.
• Exposure to cloud platforms such as AWS, Azure, or GCP.
• Experience building highly available and scalable applications.
• Knowledge of security concepts such as OAuth2, JWT, and API security.
• Experience working in Agile/Scrum environments.
• Financial Services, Banking, Insurance, or large-scale enterprise application experience is a plus.

Required Soft Skills

• Strong analytical and problem-solving abilities.
• Excellent verbal and written communication skills.
• Ability to manage multiple priorities and meet deadlines.
• Ability to work independently in a fast-paced environment.
• Strong stakeholder management and collaboration skills.
• Demonstrated ownership and accountability.

Mandatory Skills

Core Java | Spring Boot | Microservices | REST APIs | SQL | Docker | Kubernetes | Linux | CI/CD | Multithreading | Design Patterns