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$35/hr
100%
Job Success
$50K+ earned
Offers consultations
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I’m a DevOps Specialist with 14+ years of experience in infra automation, and Software Development. I have expertise in AWS, Terraform, Ansible, Docker, Kubernetes, and CI/CD pipelines with Jenkins, CodePipeline, and CodeBuild. My focus is on API integrations, AI-driven automation, error handling, and observability using Prometheus, Grafana, and Kibana.
Along with DevOps I build workflows using Make, Zapier, and n8n, leveraging AI-powered automation for intelligent data processing, decision-making, and predictive analytics. I also create custom automations with Python, Bash, and PowerShell to enhance workflow efficiency.
Yogesh P.
has worked
.
$100/hr
100%
Job Success
$90K+ earned
Offers consultations
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I am a certified AWS Solutions Architect and Tech Consultant looking to solve problems
on cloud. Automation is what i do each day and I can help automate your Processes as well with the best in class tools and AWS cloud.
I have a vast experience working with cloud formation templates and deploying solutions on AWS using infrastructure as a code.
I have implemented optimal solutions for DevOps Practitioners and they are able to automate there software development process very easily.
I have a long list of experiences in programming and software development that I love doing DevOps Engineering. I have a good experience working in an agile team with quick deliveries.
Some of the programming Languages I have worked with :
Groovy
Python
NodeJs
Java
C++
Some of the Tools I am good with :
Jenkins CI
Kubernetes
Docker
AWS - Code Build , Code Pipeline , Code Commit , Cloud Formation, S3, EC2 , ECS, SQS, RDS VPC and lot of other services.
Hashi Corp Terraform
I am very good at writing AWS operators using the AWS CLI and Python.
Thank you for visiting my profile
$30/hr
100%
Job Success
Available now
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Java architect with more than 25 years of experience in following technologies-
✔ Java, Enterprise Java, Grails, Groovy, EJB, JSP, JSF2, Servlets, Hibernate,JPA, Mybatis, Struts(1.3,2.0), Netflix OSS, Spring Cloud, Spring Boot, Spring, Spring-MVC, Tiles, REST, AngularJS-2, Javascript, JQuery, AJAX, OSGi, SOAP, JSON, Ajax, Axis, JAX-WS, JSR-168, MDB, JMS, Hibernate-search, Lucene,Solr, Liferay, LDAP, AD, JUnit, Equinox, CXF, Grails with Groovy, Vaadin, OSGi, UML, Castor, Pentaho, Jasper, BIRT, Selenium, Swing, AWT, Oracle, DB2, SqlServer, MySql,PostgreSQL, MongoDB, Highcharts, Play, Activiti BPM, Camunda, Apache Kafka, Rabbit MQ, Elastic search, AWS, XMPP, Google Aanalytics, Piwik, Adwords, SEO, Docker
✔ Cloud services : AWS (EC2, RDS,SQS, S3), Google, Azure
✔ Application Servers: Websphere , Weblogic, JBoss, Glassfish, Geronimo
✔ Web Servers: Tomcat, Apache, Resin, Nginx
✔ Packages: WCS, ATG, Sterling Commerce(Yantra) OMS, Manhattan TMS, OMS, TPM, Oracle PIM, Tibco, Webmethods, WordPress, Zimbra.
✔ Social Integration : Facebook, Twitter, YouTube, Linkedin, Google+ Integration
✔ Payment Gateway : Paypal, Stripe, Twillo
✔ Methodology: RUP, Agile, XP, TDD
✔ IDE: IntelliJ, GGTS, Eclipse, NetBeans, JDeveloper, JBuilder, RAD
✔ Code Versioning: ClearCase, SVN, Mercurial, GIT ,TFS, StarTeam
✔ Quality: ClearQuest, Quality Center
✔ Build: Gradle, Maven, Ant, Ivy
✔ CI: Hudson, Jenkins
✔ Performance: JProfiler, JMeter, LoadUI
✔ Project Tracking: JIRA, Redmine, MPP
✔ Misc : Confluence, Crucible, Fitnesse, LPSolve, SoapUI, WLE, Toad, Rational Rose
Have extensive expertise in developing complex business solutions using Java/Enterprise Java, Groovy with Grails and related technologies for the following verticals - Supply Chain Management
* E-Commerce
* Investment Banking and Finance
* Analytics
* Health-care
Have developed enterprise products for
* Manhattan's OMS, TMS, Inventory Management, Trading Partner Management
* FICO's Insurance Fraud Manager - used predictive analytic models.
Have taken multiple e-commerce applications to production and provided support thereafter for
* Tesco change program
* GE power system Parts-Edge system
* Met-life online quote system
Expertise in-
Architecture, Design, OOAD, SOA, Design Patterns, UML, Providing Scalable Solution, RUP and Agile methodology, Java, Enterprise Java, Open Source Frameworks
Associated with
Tech Ficus
$30/hr
97%
Job Success
$60K+ earned
Available now
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I'm an expert Java and Grails Developer with 6+ years of experience in building enterprise-grade web applications for both start-ups and Fortune 500 companies.
I've developed around 50 + web application from ground up.
- I am well versed in developing Front end, backend, API's and web services.
- I am fluent in English and have excellent written and spoken communication skills.
- I simply follow AGILE and SCRUM as an App Development Strategy.
My skills:
- Technologies: Java, Grails
- Frameworks: Spring Framework, JPA, Apache Struts2, REST Services.
- Database Access: JDBC, Hibernate, Spring(JDBC Template, Hibernate Template, Jpa Template), Spring Data.
- Databases: MySQL, SQL Server, MongoDB, PostGres, Oracle
- Web Application Server - Tomcat Apache, Nginx, AWS and Weblogic Server
- Unit Testing Tools: JUnit, TestNG, Mockito
- Reporting Tools: JasperReport, iText
- Version Control Systems: SVN, BitBucket, GitLab, GitHub, VSS
- Project management & Building tool: Maven, Ant
Associated with
OnGraph Technologies Private Limited
$10M+
earned
$40/hr
100%
Job Success
$50K+ earned
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I'm a Test Automation & QA Architect with 28 years of experience designing scalable automation frameworks and leading testing strategies for complex platforms—from genomics to AI to fintech. I specialize in Playwright, Cypress, ETL pipeline validation, and performance testing using Gatling and Locust.
$45/hr
100%
Job Success
$100K+ earned
Available now
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✅ 10+ Years of 𝐀𝐈-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 Java Development Experience
⚡ Full-Cycle Development & 𝐀𝐈-𝐄𝐧𝐡𝐚𝐧𝐜𝐞𝐝 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠
⚡ Experience Building 𝐀𝐈-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐬, 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬, 𝐚𝐧𝐝 𝐋𝐋𝐌-𝐄𝐧𝐡𝐚𝐧𝐜𝐞𝐝 𝐀𝐩𝐩𝐬
👀 Click Hire or Invite a Senior Java Developer & Software Architect
Looking for a Java Developer who can build not just software, but scalable products designed for thousands of users and long-term business growth?
For 10+ years, we've helped startups, SaaS companies, fintech organizations, and enterprise businesses transform ideas into production-ready systems. From Java Backend platforms to Full Stack Java applications and 𝐀𝐈-powered products, we deliver software built to scale.
👉 WHAT YOU GET
✔️ Senior Java Developer expertise backed by 10+ years of experience and 2,000+ successfully completed projects.
✔️ Java Backend Developer capabilities spanning architecture, development, deployment, optimization, and long-term support.
✔️ Full Stack Java Developer experience delivering end-to-end products using Java, React JavaScript, Angular, and modern frontend technologies.
✔️ Java Architect guidance focused on maintainability, scalability, and measurable business outcomes.
🏆 ACHIEVEMENTS
✔️ 10+ years building Java EE applications, enterprise systems, SaaS platforms, and fintech products.
✔️ 2,000+ successful engagements supporting startups and enterprise organizations.
✔️ 100,000+ end users served through scalable backend infrastructures and business-critical applications.
✔️ Up to 40% faster delivery enabled through AI-enhanced development workflows and automation.
✔️ Up to 50% performance improvements achieved through backend optimization, caching, and architecture modernization.
✔️ Multi-year partnerships supporting product evolution and continuous innovation.
🚀 WHERE I DELIVER
✔️ As a Java Developer with 5 years of experience and Senior Java Developer, I build Java Backend solutions using Java, Spring Boot, Java Spring Boot, Spring Framework, Spring Data, Spring Security, Hibernate, and JPA.
✔️ As a Java Architect 5+ years, I design scalable Software Architecture using DDD, SOLID, GRASP, Enterprise Patterns, TDD, and Agile methodologies.
✔️ As a Full Stack Java Developer 6+ years, I combine Java React, React JavaScript, JavaScript Developer expertise, HTML, CSS, TypeScript, Angular, and React to deliver complete products.
✔️ As a Python Developer and Web Developer 5+ years, collaborator, I support cross-functional teams building integrated enterprise ecosystems.
✔️ As an Android Java specialist, I contribute to Android Java initiatives and mobile backend integrations when required.
⚙️ CORE JAVA ECOSYSTEM
✔️ 10+ years of expertise with Spring Boot, Java EE, Hibernate, JPA, Maven, Gradle, JUnit, Git, and CI/CD pipelines.
✔️ 8+ years working with PostgreSQL, MySQL, MariaDB, MongoDB, Redis, Memcached, and scalable database architectures.
✔️ 7+ years implementing RabbitMQ, Kafka, ActiveMQ, asynchronous messaging, and event-driven systems.
✔️ 5+ years building modern frontend experiences using React JavaScript, Angular, JavaScript, and TypeScript.
✔️ Experience with JavaFX, Kotlin, Groovy, Grails, and Java Kotlin Developer initiatives across diverse business domains.
✔️ Strong AWS expertise delivering cloud-native Java AWS deployments and secure infrastructure solutions.
🤖 AI-ENHANCED ENGINEERING
✔️ 5+ years leveraging AI-assisted development to accelerate delivery by up to 40%.
✔️ 3+ years AI-native workflows improving prototyping, debugging, testing, and code quality.
✔️ Prompt engineering, agentic coding systems, and human-in-the-loop AI practices enhancing productivity.
✔️ OpenAI integrations, AI automation, and intelligent workflows supporting next-generation products.
🏢 INDUSTRY IMPACT
✔️ Nationwide caregiving platforms connecting thousands of users and providers.
✔️ Online banking and fintech systems supporting secure transactions and regulatory requirements.
✔️ Precious metals trading solutions optimized for performance and reliability.
✔️ Hospitality platforms improving operational efficiency and customer experiences.
✔️ Workflow automation engines reducing manual effort and increasing productivity.
✔️ Contributions to Apache Fineract initiatives supporting financial technology innovation.
🚀 WHY CLIENTS CHOOSE US
✔️ 10+ years of Java and Full Stack expertise.✔️ 2,000+ successfully completed Upwork projects.✔️ Experience serving clients across 20+ countries.
✔️ Full-cycle delivery from concept to deployment.✔️ Production-ready code built for scale and maintainability. ✔️ Transparent communication and long-term partnership mindset.
Looking for a Java Developer, Java Backend Developer, Senior Java Developer, Full Stack Java Developer, Java Architect, Java AWS expert, JavaScript Developer, Python Developer, or a trusted engineering partner who can modernize legacy systems, build enterprise products, and integrate AI capabilities.
Associated with
Onix-Systems, LLC
$30M+
earned
$115/hr
100%
Job Success
$900K+ earned
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With three decades of experience in IT systems - including 20 years focused on backend engineering for high-availability, high-load applications - I specialize in designing, implementing and optimizing scalable, fault-tolerant architectures. My work spans real-time data processing, microservices modernization, and cloud-based distributed systems, with an emphasis on clean, maintainable, and rigorously tested solutions.
Core Technical Expertise:
Languages & Frameworks:
- Java, Kotlin, Groovy
- Spring Boot, Dropwizard, Micronaut, Quarkus
Databases & Storage:
- Relational: PostgreSQL, MySQL
- NoSQL: MongoDB, DynamoDB
- In-Memory/Caching: Redis, Hazelcast
Cloud & Infrastructure:
- AWS (EC2, S3, RDS, EKS, ECS, Lambda, SQS, SNS)
- Containerization & Orchestration: Docker, Kubernetes, Istio
Messaging & Event-Driven Systems: Kafka, RabbitMQ, AWS SQS/SNS
Testing & Reliability:
- Test-Driven Development (TDD)
- Unit, Integration, Performance, and Stress Testing (JMeter, Gatling, custom tooling)
Selected Career Highlights:
Real-Time Social Media Analytics Platform (2016 US Election): Designed and implemented an AWS-based system processing 10M+ tweets/day with sub-second latency, handling bursts of 1,000+ events/sec without data loss.
Upwork Core Services Modernization: Led migration from a monolithic legacy system to set of microservices, reducing offer creation time from 10-15s to less than 1s. Improved system throughput 10x while reducing maintenance overhead. Implemented comprehensive test suites (unit, integration, load) to ensure stability.
Development Philosophy:
Strong emphasis on testing and maintainability: Every system I build incorporates TDD, performance benchmarking, and failure simulation to ensure robustness.
Ukraine
$20/hr
100%
Job Success
$40K+ earned
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Java backend developer with with 15 years of experience.
I am seeking an opportunity that will allow me to contribute my skills in new environments, enhance my experience and broaden my horizons. I believe that my technical, functional and communication skills will enable me in facing the challenging career ahead.
$20/hr
100%
Job Success
$200K+ earned
Available now
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Shopify and Elementor expert with $200K+ earned on Upwork, building conversion-focused stores and landing pages that don't just look good, they sell. If you want a designer who owns the full journey from mockup to measurable results, you're in the right place.
Here's what most clients come to me for:
→ SHOPIFY: Custom store design and builds for DTC and e-commerce brands.
Figma mockups, theme customization, and fast, clean storefronts built to
turn browsers into buyers.
→ ELEMENTOR / WORDPRESS: High-converting landing pages and full websites
in Elementor. Pixel-perfect, mobile-first, and easy for you to update
yourself.
→ CONVERSION (CRO): I design around one goal: more sales. Clear hierarchy,
persuasive layouts, fast load times, and pages structured to guide visitors
toward action.
What makes me different: I own the full pipeline, design, build, and ongoing conversion optimization, so you're not stitching together three freelancers and hoping they talk to each other. One accountable partner from mockup to measurable lift.
A few things worth knowing:
✓ $200K+ earned on Upwork across [X]+ projects
✓ 8 years designing and building Shopify + Elementor sites
✓ Top Rated
✓ Work spans DTC brands, small businesses, and agencies
My process is simple: we start with your goals and audience, and I deliver Figma mockups for sign-off, then build the live store or pages, and we refine based on real performance, not guesswork.
If you've got a Shopify store or an Elementor site that needs to look sharper and convert better, send me a message with a bit about your project and what success looks like. I'll reply with a clear, honest take on how I'd approach it.
$15/hr
100%
Job Success
$70K+ earned
Available now
Offers consultations
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📌 ♛ 𝐓𝐎𝐏-𝐑𝐀𝐓𝐄𝐃 PLUS 𝐖𝐄𝐁𝐒𝐈𝐓𝐄 𝐃𝐄𝐒𝐈𝐆𝐍𝐄𝐑 𝐀𝐍𝐃 𝐃𝐄𝐕𝐄𝐋𝐎𝐏𝐄𝐑📌 ★ 8️⃣8️⃣+ 𝐂𝐎𝐌𝐏𝐋𝐄𝐓𝐄𝐃 𝐉𝐎𝐁𝐒
Hello, my name is Jeena, and I am a full-stack developer with 10+ years of industry experience. I have a proven history of architecting, developing, and deploying full-featured web applications that focus on user experience and performant back-end design. I can manage multiple projects through the software development lifecycle, thrive in challenging environments to meet stringent deadlines, and have a deep passion for mentoring and growing colleagues.
⭐️ Web Application Development Expertise
✅ WordPress Website Development (Custom themes, plugins, performance optimization)
✅ E-Commerce Website Development (Scalable, conversion-focused stores)
✅ WIX Website Development
✅ Squarespace Website Development
✅ Webflow Website Development
✅ Magento Website Development
✅ Magento Enterprise Solutions
✅ WooCommerce Website Development
✅ Shopify Website Development
✅ Shopify Plus Development
✅ MEAN Stack Development (MongoDB, Express, Angular, Node.js)
✅ MERN Stack Development (MongoDB, Express, React, Node.js)
✅ React JS Development
✅ Node.js Development
✅ Laravel Application Development
💎 Website Builders & CMS Platforms | Frameworks - WordPress, Shopify, Squarespace, Wix, Webflow, Weebly, Hubspot, OpenCart, PrestaShop, Magento, Drupal, GoDaddy, Google Sites, Joomla, Kajabi, Sitebuilder, Codeigniter, Laravel, Yii, Cakephp, Zend
💎 Databases - SQLite, Realm Database, MongoDB, MySQL, PostgreSQL, Oracle Database, Firebase Realtime Database
💎 Web Design Deliverables - Prototyping, Mockup, Style Guide, User Flow, Landing Page, Website, Website Redesign, Mobile App Redesign, Email Design, High Fidelity Design, Icon Design, Research Documentation, Sketching, Web Component Design, Wireframing
💎 UX/UI Design Software - Adobe Illustrator, Adobe XD, Adobe Photoshop, Balsamiq, Figma, Sketch, InVision
💎 UI/UX Design - Mobile App Design, Software Design, Web Design, Interaction Design, Adaptive Web Design, Button Design, Custom Web Design, Game UI/UX Design, GUI Design, High Fidelity Design, Human-Centered Design, Icon Design, Mobile UI Design, Navigation System Design, Responsive Design, User Experience Design, User Interface Design, User-Centered Design, Web Component Design
💎 Front-End Development Skills - Adobe Photoshop, Google Analytics, .NET Framework, Angular, AngularJS, Bootstrap, Git, jQuery, React, Vue.js, WordPress, Node.js, SaaS, AJAX, AWS Amplify, Backbone.js, Bitbucket, BootstrapVue, Docker, Kubernetes, Next.js
💎 Ecommerce Platforms - Magento, Squarespace, Wix, WordPress, Shopify, WooCommerce, BigCommerce, Elementor, Weebly
💎 Back-End Development Skills - API, Database, Database Architecture, Database Design, Database Maintenance, Software Architecture & Design, Web Service, Business Logic Layer, Data Access Layer, RESTful API, Automated Deployment Pipeline, Back-End Development, Infrastructure as Code, PHP Script, Python Script, Requirements Specification
💎 Back-End Programming Languages - Java, Kotlin, Scala, PHP, Ruby, SQL, TypeScript, Python, C#, C++, Elixir, Apache Groovy, ASP, Clojure, D Language, Dart, Delphi, Erlang, F#, Fluid Hyper Text Markup Language, Golang, GraphQL, Haxe, JADE, Objective-J, Perl, Rust, Transact-SQL, Visual Basic, XQuery, Laravel
💎 Payment Systems - PayPal, Stripe, Braintree, WePay, Worldpay, 2Checkout, Opayo, Payoneer
I would be thrilled to discuss your project in further detail, understand your specific requirements, and provide a tailored solution that aligns perfectly with your goals.
Best Regards,
Jeena
📌 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀:
- WordPress Developer, WooCommerce Expert, Custom WordPress Themes
- WordPress Plugin Customization, WordPress Performance Optimization
- WordPress Security Specialist, and API Integration Expert, Figma to WordPress
- WordPress Migration, WordPress Maintenance, WooCommerce Customization
- WordPress Theme Customization, E-commerce Solutions, WordPress Speed Optimization
- ACF Pro, ACF, ACF Field Group, ACF Option page
Associated with
𝗭𝗼𝗽𝘁𝗮𝗹® Expert-Vetted Talent🏅
$1M+
earned