Hire Expert Java Developers
Techamana connects you with the World's Best 5% of Java talent. Work with elite Java developers who have passed our rigorous vetting process, ensuring you get the best expertise for your groundbreaking projects.
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Featured Java Developers
Luis Machado Reis
Experienced Software Architect with over 20 years delivering scalable, cloud-native, and high-performance systems. Specialized in Java, Spring Boot, AWS, and distributed architectures. At Trustly, led the evolution of a mission-critical payment platform using EKS, Terraform, Ansible, and AWS CDK, ensuring resilience during peak transaction volumes. At Aurea Software, modernized legacy systems through cloud migration and containerization. Strong focus on DevOps, CI/CD automation, observability, and security. Hands-on, detail-oriented, and strategic—skilled at aligning architecture with business outcomes while mentoring teams and promoting best practices in engineering and delivery.
Thomas F. Arciuolo
I have been a New Product Development Engineer for over 25 years in both hardware and firmware. I have been working intensively all of this time as an embedded developer as well as an FPGA programmer. I enjoy working on challenging new projects, and helping entrepreneurs meet their goals and expectations, to make their new product visions come true. In my free time, I enjoy riding my bicycle along the beach. Please visit for complete details: https://drive.google.com/file/d/1BlvDuUeg5oYGZQNpk6DCqFXFX3GMbT31/view?usp=sharing
William Gentry
Well-rounded Test Automation Engineer with extensive experience delivering scalable, maintainable test frameworks using Java, JavaScript, Cucumber, and Selenium. Skilled in white-box, black-box, and gray-box testing for cloud, mobile, and web applications. Resolution-oriented professional adept in Agile practices, quality engineering, CI / CD automation, and early defect detection through BDD. Known for mentoring engineers, optimizing test cycles, and providing quality software systems within established project schedules. As a weapons loader in the USAF, it was vital I quickly develop a "do the job right the first time" attitude and acute attention-to-detail skills. Core Competencies: Scalable Frameworks | CI / CD & BDD Integration | Automated Testing Development | Quality Assurance
Steve Wall
Innovative and results-driven technologist with 20+ years of experience delivering scalable cloud-native platforms, enterprise applications, and infrastructure automation. Expert in architecting, developing, and operating high-availability systems with a strong focus on cloud-native applications, Infrastructure as Code (IaC), Kubernetes, and CI/CD pipelines. Combines deep technical knowledge with strategic leadership and client-facing consulting experience.
Yosuan Crespo
Results-driven Senior QA Engineer with a Computer Science Engineering background and 17 years of proven expertise in both manual and automated testing across web, mobile (iOS, Android), API and blockchain platforms. Skilled in architecting end-to-end test strategies, leveraging JavaScript, TypeScript, Python, Java, SQL and industry-leading frameworks (Cypress, Selenium, Appium, Playwright, Pytest), within Agile (Scrum, Kanban) environments and CI/CD pipelines, consistently reducing critical defects and accelerating release cycles. Bilingual (English-Spanish) and collaborative leader who has mentored high-performance QA teams, driven TDD/BDD adoption and stepped into Project Manager roles to align quality initiatives with broader business objectives. Owns an LLC.
Sérgio Moura
I'm an experienced Android Engineer with over 15 years in software development, having worked across Europe, North and South America. I’ve contributed to high-impact mobile apps in industries like e-commerce, fintech, safety, and mobility, with roles ranging from developer to team lead. I’m passionate about clean architecture, performance, and user-focused design, and I thrive in remote, collaborative environments where I can continuously learn and deliver value.
David Kadosh
Results-driven Senior Full Stack Engineer with over a decade of experience in designing, developing, and optimizing large-scale web applications and cloud solutions. Adept at leveraging Java (Spring Boot), Node.js, React, TypeScript, and AWS to build scalable and high-performance applications. Experienced in AI integration, cloud architecture, GraphQL, and microservices development. Proven ability to lead teams, mentor engineers, and drive Agile best practices to enhance development efficiency. Strong background in DevOps, CI/CD automation, and cloud-native solutions, ensuring high availability and reliability. Passionate about building innovative digital experiences with secure and AI-driven capabilities.
Techamana's talent pool features an extensive network of experienced Java developers ready to tackle your projects.
Begin HiringHow Techamana Vets Expert Java Talent
At Techamana, we maintain the highest standards in developer selection. Our Java experts undergo a comprehensive 4-step vetting process that evaluates technical skills, problem-solving abilities, communication skills, and team and culture fit. Only the top 5% of applicants pass our rigorous screening, ensuring you work with exceptional talent who can deliver outstanding results for your projects.
Technical Assessment
Rigorous coding challenges and problem-solving tests to evaluate Java proficiency and best practices.
Project Review
Thorough examination of past projects and contributions to open-source Java repositories to assess real- world experience.
Video Responses
Video responses for open-ended questions to assess problem-solving ability, communication skills, and team and culture fitment.
What to Look for When Hiring a Java Developer
To hire a Java developer, seek strong OOP design skills, deep JVM internals knowledge, and experience with Spring Boot or Jakarta EE.
Candidates should implement multithreading, use Maven/Gradle, write JUnit/TestNG tests, and understand microservices, Docker, and cloud platforms (AWS/Azure).
Learn how Java is used in modern applications
Industry insights and best practices
Java remains a cornerstone in enterprise software development, Android app creation, and large-scale distributed systems. Its 'write once, run anywhere' philosophy makes it ideal for cross-platform development.
Enterprise Applications
Java's robustness and scalability make it a top choice for building large-scale enterprise applications, particularly in finance and e-commerce sectors.
Android Development
Java is still widely used for developing Android applications, leveraging the Android SDK and various libraries.
Big Data Processing
Java's performance and reliability make it suitable for big data processing frameworks like Apache Hadoop and Apache Spark.
Cloud-Native Applications
With frameworks like Spring Boot, Java is extensively used in developing cloud-native applications and microservices.
The Techamana Advantage
Majority of our clients choose to continue working with our talent after their initial project
Our screening and matching process ensures exceptional talent are matched to your precise needs.
Start HiringFAQs
Hiring Java Developers is easy with Techamana
Connect with top-tier Java developers in just a few simple steps. Our streamlined process ensures you find the perfect match for your project needs.
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Share your project requirements, timeline, and the specific Java skills you're looking for.
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