Hire the best Java Developers in San Antonio, TX

Check out Java Developers in San Antonio, TX with the skills you need for your next job.
Clients rate Java developers
Rating is 4.8 out of 5.
4.8/5
based on 218 client reviews
  • $125 hourly
    🌟 I am a San Antonio, TX-based entrepreneur with a proven track record of 10+ years in project management, software development, and infrastructure management. My passion for coding fuels my drive to deliver innovative and impactful solutions for clients. 🔧 My expertise includes: ✔️ Software Development ✔️ Project Management ✔️ Infrastructure Management ✔️ Reverse Engineering ✔️ Systems Administration (Linux and Windows) 🏅 Key skills: ✔️ Linux ✔️ Windows ✔️ OpenAI APIs (ChatGPT, Whisper, Embeddings, Fine Tuning) ✔️ Java ✔️ Groovy ✔️ C# ✔️ Powershell ✔️ PHP ✔️ Bash ✔️ Git ✔️ JavaScript ✔️ MySQL ✔️ APIs 💡 WHY CHOOSE ME FOR YOUR NEXT PROJECT: ✅ Stellar Client Reviews: With a 100% job success score, I am dedicated to providing value and earning trust through excellent work and client satisfaction. ✅ Creative Problem Solver: My positive, can-do attitude sets me apart in overcoming challenges. ✅ Responsive and Open Communication: I prioritize keeping clients informed and engaged throughout the project. ✅ Seamless Project Planning & Execution: My streamlined approach ensures a smooth project experience. ✅ Over Delivering: My commitment to exceeding expectations results in exceptional final products. 🏆 CLIENT TESTIMONIALS: “Brandon does great work and is a very strong developer. Equally, he communicates very well, is professional, and is very easy to access. In a world of many people who can write code, most do not actually work with you like Brandon. You will not go wrong by choosing him.” "Brandon did an excellent job building the stock market indicator notification bot I requested. Very quick professional work, great communication, and built exactly what I wanted. I have worked with other freelancers before on various projects here on Upwork (check my profile) and by far this was the best experience I have had and I look forward to working on more projects with Brandon in the future. Thank you!" Ready to launch your next project? Contact me or click "hire/invite" to get started on our exciting journey together!
    vsuc_fltilesrefresh_TrophyIcon Java
    Data Mining
    ChatGPT
    Apache Groovy
    Data Scraping
    FFmpeg
    Docker
    API Development
    PHP
    .NET Framework
    C#
    JavaScript
    Linux
    Python
  • $40 hourly
    I'm an up and coming Software Developer at UT Austin. I love learning new things and am always up for a challenge!
    vsuc_fltilesrefresh_TrophyIcon Java
    R
    JavaScript
    HTML
    Python
  • $80 hourly
    Solutions-oriented software engineer with experience in testing, and identifying and implementing solutions for quality improvement and cost reduction. Leverage exceptional project management and communication skills to support large-scale, Agile environments at Fortune 500 corporations. Ability to simultaneously grasp big picture and small details to break through roadblocks and to deliver on-time without compromising quality. Always willing to develop new skills involving technology.
    vsuc_fltilesrefresh_TrophyIcon Java
    Software
    Spring Boot
    React
    Software QA
    Software Testing
    HTML
    TypeScript
  • $15 hourly
    I am experienced at creating Python/C/Java scripts to help you automate small or large tasks. I can also write with SEO in mind for your blog or website.
    vsuc_fltilesrefresh_TrophyIcon Java
    Content Writing
    Software Consultation
    Artificial Intelligence
    C
    Writing
    Blog Writing
    Python
    Scripting
  • $100 hourly
    Enthusiastic Software Developer with extensive experience using Javascript, React, Java, SQL, and Spring. I am well-versed in creating and connecting APIs to varieties of complex front end interfaces. Experienced communicating effectively with non-technical verbiage to understand client needs, and delivering complex technical solutions to meet said needs.
    vsuc_fltilesrefresh_TrophyIcon Java
    Grails
    CSS
    Database Management
    Apache Groovy
    JavaScript
  • $150 hourly
    Dynamic career in the financial/payment industry for over 25 years. Managed operations of a transaction processing data center for debit/credit card processing for magstripe, chipcard, and NFC. Designed and developed multiple embedded solutions for HSM (Host Security Module) industry, Federal Reserve, and Debit/Credit Transaction Processing. Developed for Secure Element (JavaCard) for identity, EMV, and Crypto-Currencies. Managed team of developers and support personnel to develop and maintain product lines / transaction processing centers.
    vsuc_fltilesrefresh_TrophyIcon Java
    PCI
    Mobile Payment Functionality
    Management Skills
    Compliance
    Point of Sale & Payment Systems
    Payment Gateway Integration
    Linux System Administration
    Payment Processing
    Payment Functionality
    PCI DSS
    User Identity Management
    C++
    C
    C#
  • $8 hourly
    I'm a student Software Developer that develops apps, games and websites for small to medium sized clients but will be open to larger challenges if asked. -I'm proficient in Java, Python, C#, and HTML -Created Games , Websites, and Android Applications
    vsuc_fltilesrefresh_TrophyIcon Java
    Video Game
    App Development
    HTML
    Game Development
    Website Builder
    Computer Operating System
    Game
    C#
    Python
  • $32 hourly
    Motivated Proficient Full Stack Developer with an Enthusiasm to complete any tasks at hand. A young new developer who is eager to learn as much as possible, with a phenomenal work ethic. My work background consists mainly of construction, so I am very well versed in the art of hard work and long hours. I served as an Infantryman in the Marine Corp for 4 years.. I have no problem tackling any delegated tasks by myself or working in a team with others. Ready for anything you need.
    vsuc_fltilesrefresh_TrophyIcon Java
    API
    JSON
    MySQL
    API Development
    Bootstrap
    jQuery
    Product Development
    AJAX
    MySQL Programming
    Git
    Object-Oriented Programming
    HTML
    CSS
    JavaScript
  • $25 hourly
    An experienced Information Technology Air Force Veteran and creative writer, I am seeking a career as a software developer. With a passion for innovative solutions and storytelling, I have developed a versatile skill set in programming languages and full-stack web development. I have a demonstrated history of success in Communications Computer Systems (CCS) and customer service, and I can confidently lead teams, direct security support, and implement C2 interoperability solutions. I thrive in a dynamic culture where agility and adaptability are key, and I am always eager to learn and grow as a professional. I am excited to utilize my experience in a challenging role where I can leverage my expertise to drive success in a team-focused environment.
    vsuc_fltilesrefresh_TrophyIcon Java
    GitHub
    RESTful API
    Agile Software Development
    Apache Tomcat
    Thymeleaf
    Spring Boot
    Spring MVC
    JSON
    AJAX
    CSS
    HTML
    Python
    Bootstrap
    JavaScript
  • $45 hourly
    Overall, 10+ years of experience in IT industry including 2 years as a Web Developer/Java Developer and 9 + years of Mobile Development experience for Android using Android SDK, Eclipse & Java, Kotlin, Android Jetpack Compose, Android Studio. * Strong knowledge of Software Development Life Cycle (SDLC) with strategically designing and implementing software, debugging, Fixing, and maintaining the software. * Experience in object-oriented analysis and design. * Experience in creating Custom Views. * Experience working with Google Maps APIs, In-App purchases, In-App advertising, SQLite, Geocoder * Experience working with SOAP, REST web services. * Knowledge of using Fragments, Broadcast Receivers. * Knowledge of using version control systems such as GitHub, SVN, TFS, Bitbucket. * In-Depth knowledge of Databases and web development. * Knowledge of Material Design (Card Views, Recycler Views etc.) * Good knowledge using Retrofit, Event Bus, Otto
    vsuc_fltilesrefresh_TrophyIcon Java
    Android Room Persistence
    Android UI Design
    JetPack
    Product Development
    SDK
    Android SDK
    Android Studio
    Android App Development
    Kotlin
    Android
  • $45 hourly
    I'm a developer experienced in Deep Learning, for classification and predictive analysis. I have experience in various languages and software. My greatest skill is my ability and wiliness to learn.
    vsuc_fltilesrefresh_TrophyIcon Java
    Neural Network
    Deep Learning
    Java GUI
    OpenCV
    Computer Vision
    Software
    Python
  • $95 hourly
    Data driven, detail oriented project manager with experience from $150k to $10m, with up to a dozen concurrent projects in motion. Experienced in integrating interdepartmental communication, new data acquisition methods, and on-boarding new techs and inspectors. A Certified Scrum Master with hands-on dev experience, I'm glad to work any side of a project.
    vsuc_fltilesrefresh_TrophyIcon Java
    Software QA
    QA Testing
    Jira
    Grails
    Apache Groovy
    Bootstrap
    ASP.NET
    MySQL
    ASP.NET MVC
    CSS
    Python
    Django
    C#
    React
  • $80 hourly
    Project Manager and former National Security Agency (NSA) All Source Intelligence Analyst, instructor, and manager with strong leadership, team building, communication, and critical thinking skills. Capable of providing dedicated/quality work, honest communication, unwavering integrity, military resilience/experience, high attention to detail, and a strong tech background.
    vsuc_fltilesrefresh_TrophyIcon Java
    GitHub
    Git
    jQuery
    Bootstrap
    React
    JavaScript
    HTML
    CSS
  • $95 hourly
    Junior Developer specializing in the Grails framework. I bring a unique blend of frontend and backend development experience to projects. Previously dedicated to software quality assurance at Zelifcam, I have honed my skills in ensuring impeccable functionality, usability, and security for web applications. Now, I am actively involved in designing and implementing responsive user interfaces using HTML, CSS, and JavaScript, while also developing robust backend features to enhance overall functionality and performance. 🛠 Technical Expertise: • Frontend Development: HTML, GSP, JavaScript, React, CSS, SCSS, Bootstrap • Backend Development: Java, Groovy, Grails, REST APIs • Software Testing: Manual & Automated Testing • Version Control: Git • Database: SQL & Database Design 👷‍♂️ Key skills: • Diligent Attention to Detail • Full-Stack Development Proficiency • Strong Analytical and Problem-Solving Abilities • Thorough Understanding of Software Development Life Cycle • Continuous Learning and Adaptability 💡 WHY CHOOSE ME FOR YOUR NEXT PROJECT: ➡️ Quality-Centric Approach: I am committed to delivering high-quality solutions that exceed client expectations, leveraging my background in QA to ensure rigorous testing and impeccable functionality. ➡️ Technical Versatility: From front-end to back-end development, I possess the skills and expertise to tackle diverse project requirements and challenges. ➡️ Innovative Solutions: I thrive on finding creative solutions to complex problems, delivering innovative and impactful solutions for clients. ➡️ Passion for Excellence: I am driven by a passion for excellence and a relentless pursuit of improvement, ensuring that your projects receive nothing but the best. Ready to elevate your software to new heights of quality and performance? Let's collaborate! Contact us or click "hire/invite" to embark on a journey towards flawless digital experiences!
    vsuc_fltilesrefresh_TrophyIcon Java
    RESTful API
    Version Control
    Spring Boot
    Bootstrap
    Responsive Design
    GitHub
    Scrum
    Hibernate
    React
    SCSS
    MySQL
    CSS
    JavaScript
    HTML
  • $85 hourly
    Professional Software Developer and Full Stack Web Developer with well-rounded support services experience involving team-building, training and mentoring as well as creation of new policy for various departments. Utilizing full-stack development to construct, design, and improve on websites that aid and promote user self-empowerment. Passionate about teamwork and the ability to create something that will help a user in their day-to-day lives. Currently dedicated to Quality Assurance at Zelifcam, ensuring our clients receive top-notch products offered through our services to guarantee satisfaction. Technical Expertise: • Frontend Development: HTML, JavaScript, React, CSS, SCSS, Bootstrap, Bulma • Backend Development: Java, REST APIs, Spring Boot, Thymeleaf • Software Testing: Manual & Automated Testing • Version Control: Git, GitHub, GitLab • Database: MySQL & Database Design Key skills: • Meticulous attention to detail • Proficient in diagnosing and resolving bugs • Expertise in Full-Stack Web Development • Effective time management, client communication and team worker with remote experience • Ensuring consistency with up-to-date information on technologies Why I'd Be A Great Selection for Your Upcoming Project: Commitment to Quality: I am dedicated to providing top-tier solutions that surpass client expectations, utilizing my QA expertise to ensure thorough testing and flawless performance. Technical Versatility: I have the skills and expertise to handle a wide range of project requirements and challenges, from front-end to back-end development. Creative Problem-Solving: Excelling at creating imaginative solutions for complex issues, providing clients with cutting-edge and effective results. Commitment to Excellence: My unwavering dedication to greatness and continuous improvement guarantees that your projects achieve the highest standards.
    vsuc_fltilesrefresh_TrophyIcon Java
    React
    jQuery
    MySQL
    JavaScript
  • $55 hourly
    My top skills are in Nestjs which is a express framework for the backend written in Typescript. I like for React frontend but I am also interested in Svelte and Nextjs.
    vsuc_fltilesrefresh_TrophyIcon Java
    Node.js
    Spring Boot
    NestJS
    React
    Relational Database
    Next.js
    Angular
    Docker Compose
    SQL
    PostgreSQL
  • $15 hourly
    Security professional, chef, software enthusiast and lifelong hobbyist, ready to gain experience in as many things as possible.
    vsuc_fltilesrefresh_TrophyIcon Java
    API Testing
    Web Development
    Ruby
    Cybersecurity Tool
    Bug Bounty
    Python
  • $25 hourly
    I am a recent college graduate from Trinity University majoring in computer science. I know a multitude of languages and software including C++, C#, Java, Docker, IntelliJ, GitHub, Git, Linux, and Windows. I am skilled in giving diversity and inclusion based presentations, data transcription, graphic design, and professional writing for all of your business needs. I also have more niche skills like creative writing, survey creating, Excel knowledge, and more! If you have any inquiries, please ask! I'll be more than willing to help!
    vsuc_fltilesrefresh_TrophyIcon Java
    Software
    UI/UX Prototyping
    UI Graphics
    Graphic Design
    Diversity & Inclusion
    Unity
    GitHub
    JetBrains IntelliJ IDEA
    Software Debugging
    Docker
    C++
    C#
    General Transcription
    Data Entry
  • $25 hourly
    Innovative and solution-driven servant leader with over 15 years of experience in field, systems, and software engineering progressive roles providing team leadership and goal-oriented project delivery while improving technical systems and support of enterprise scale applications. Proficient in full stack development, modern project management practices, software based agile methodologies, and a keen promoter and practitioner of advanced technical documentation.
    vsuc_fltilesrefresh_TrophyIcon Java
    Scripting
    Business Process Automation
    System Administration
    Salesforce
    JavaScript
    Technical Documentation
    Project Management
    Problem Solving
    Software Development
  • $18 hourly
    I am a seasoned Full Stack Developer with extensive experience in Oracle, AWS Cloud, UI/UX design, backend development, and QA testing. Over the years, I have honed my skills in building robust, scalable, and efficient applications that meet the needs of diverse industries. My expertise spans across front-end frameworks, backend technologies, cloud platforms, and quality assurance processes, enabling me to deliver comprehensive solutions from concept to deployment. Passionate about staying at the forefront of technological advancements, I continuously seek to enhance my skill set and contribute to innovative projects.
    vsuc_fltilesrefresh_TrophyIcon Java
    Salesforce
    iOS
    Angular
    React
    JavaScript
    AWS CloudFront
    Oracle Enterprise Service Bus
  • $40 hourly
    I'm a developer experienced with getting functions to work from human demands, hosting and securing websites and some art. Let me know what you need done and we can work together! HTML CSS C++ Python and Java
    vsuc_fltilesrefresh_TrophyIcon Java
    C++/CLI
    Windows 10 Administration
    Windows App Development
    Linux
    C++
    Python
  • $45 hourly
    Hello! I'm a dedicated and experienced full-stack developer specializing in modern web and mobile technologies. With a strong background in Vue, Nuxt, React, Next, React Native, Java, Spring, Node, Express, Nestjs, CSS, SCSS, Tailwind, and Bootstrap, I can help bring your ideas to life and build scalable and efficient applications. Here's what I can offer: Front-end Development: Expertise in React, and Next.js, Vue and Angular for building robust and interactive user interfaces. Proficiency in HTML, CSS, SCSS, and responsive design principles to ensure your application looks great across all devices. Experience with CSS frameworks like Tailwind and Bootstrap for rapid and efficient UI development. Back-end Development: Strong knowledge of Node.js and Java, Spring to create powerful and scalable server-side applications. Proficient in database technologies like MongoDB, MySQL, and PostgreSQL for efficient data management. Familiarity with Nestjs, a progressive Node.js framework, for building modular and maintainable back-end architectures. Mobile Development: Expertise in React Native for developing cross-platform mobile applications that run smoothly on both iOS and Android devices. Proficient in integrating native device functionalities like camera, GPS, and push notifications into React Native apps. General Skills: Strong problem-solving and debugging skills to ensure smooth development and efficient bug fixing. Proficient in version control systems like Git for collaborative development and code management. Excellent communication and teamwork skills to collaborate effectively with clients and team members. If you're looking for a dedicated and reliable developer who can deliver high-quality code and meet project deadlines, I'd love to discuss your requirements further. Let's create something amazing together!
    vsuc_fltilesrefresh_TrophyIcon Java
    Firebase
    GraphQL
    Angular
    Vue.js
    PostgreSQL
    Amazon Web Services
    Laravel
    Node.js
    React Native
    Svelte
    Hibernate
    Spring Boot
    Next.js
    React
  • $60 hourly
    CAREER OBJECTIVE Passionate about learning new and existing technologies to deliver exceptional software solutions. Interested in being in an environment where critical thinking, collaborative,innovative, and problem solving sills are at the forefront of company mindset.
    vsuc_fltilesrefresh_TrophyIcon Java
    Golang
    CI/CD
    DevOps
  • $40 hourly
    PRODUCT DEVELOPMENT & MANAGEMENT A detail-oriented and gifted communicator with 7+ years of management and leadership experience across Software & Business Development, as well as Growth and Solutions. Strong organizational, interpersonal skills and solution-driven. Passionately Motivated through the process of uncovering the inner stories which data reveals and creating transformative solutions that drives workplace and worldwide success and growth. Driven to empower the stories of companies and organizations through proactive, internal and external solutions. Experienced multifaceted software engineering professional with a comprehensive background in both front-end, backend, and database development and integration. Motivated by empowering the stories of companies and organizations through proactive, internal and external solutions. Capacity to provide strong leadership and guidance and my extensive
    vsuc_fltilesrefresh_TrophyIcon Java
    Design for Manufacturing
    Data Management
    Data Analysis
    CODESYS
    SQL
    HTML
    Project Management
    Software Development
    Software
    Front-End Development
    Back-End Development
    Adobe Inc.
    Amazon EC2
    Data Entry
  • $10 hourly
    Senior in college. Profficient in word precoessing and data entry. I also have experience with network observing software like wireshark.
    vsuc_fltilesrefresh_TrophyIcon Java
    Python
    Spreadsheet Software
    Word Processing
  • $25 hourly
    As a software developer, one of my most outstanding qualities is my ability to research and quickly learn new technology. My transition to software development enables me to use my strong interpersonal skills to effectively communicate ideas and work collaboratively with others. I is ready and eager to join a team where I can exhibit both personal and professional growth.
    vsuc_fltilesrefresh_TrophyIcon Java
    Bootstrap
    Agile Software Development
    Pair Programming
    HTML
    CSS
    JavaScript
    Software Development
    GitHub
    MySQL
  • $30 hourly
    I’m a Developer with a basic understanding in web development planning on working with small businesses. Whether you need programs to enhance your day to day productivity or website development that will get people excited for what you offer, Im here to help. Knows Java HTML and C# Front end to backend Web Development
    vsuc_fltilesrefresh_TrophyIcon Java
    Back-End Development
    Front-End Development
    C#
    HTML
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