Hire the Best Spring Framework Specialists
in the United States

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Vikram S.

Houston, Texas

$15/hr
5.0
3 jobs

Senior Java Developer with 10+ years of experience delivering, supporting, and enhancing complex, high-availability systems for Fortune 500 organizations. My core experience is Java (up to Java 17), Spring, and Spring Boot, with strong hands-on experience in modern DevOps practices, including Docker, CI/CD pipelines, and cloud platforms such as AWS. I’ve worked across the full software development lifecycle — from system design to implementation. Along with the back-end, I also have experience working on front-end technologies such as the Angular framework and TypeScript/JavaScript. I communicate clearly and have worked closely with product owners, business stakeholders, and cross-functional teams (Test/QA, DevOps, Production Support), including remote and distributed teams, to deliver reliable production systems. In addition, I bring deep domain experience in energy and financial trading platforms, including OpenLink Endur, Sungard (FIS) Nucleus, Sungard (FIS) Entegrate, TradeWeb, MarketAxess, Murex, Bloomberg Terminal, and the FIX Protocol. Front End JEE: HTML, CSS, Servlets, JSP, JavaScript, JQuery, TypeScript, Angular Back End JEE: Java, JDBC, JPA, Hibernate, Spring Data, EJB JEE Web Services: REST, SOAP, JSON, XML, OpenAPI, Swagger, GraphQL JEE Frameworks: Spring, Spring Boot, Spring MVC, Struts MVC JEE IDE/Build/Test: STS, Eclipse, Ant, Maven, Gradle, JUnit, Mockito, TDD Version Control: Git, GitHub, SVN, CVS Database: MySQL, Oracle, Sybase, SQL, PL/SQL, SQL Server DevOps: CI/CD, Travis CI, Jenkins, Docker, Kubernetes, Terraform AWS Cloud: EC2, IAM, S3, Lambda, CodeBuild, SDK v2, AppSync, ECS, EKS Microservices: Spring Cloud, Netflix Eureka, OpenFeign, DDD, Saga, Zipkin Messaging: Kafka, RabbitMQ, ActiveMQ Security: Spring Security, OAuth2, JWT, OpenID Connect, Keycloak AI Assistants: GitHub CoPilot, Claude, ChatGPT, Cursor, Gemini

  • Spring Framework
  • Java
  • Microservice
  • Spring Boot
  • Docker
  • Java Persistence API
  • REST API
  • AWS Lambda
  • Agile Project Management
  • J2EE
  • AWS CodeBuild
  • Financial Trading
  • Online Financial Trading
  • Angular
  • Amazon Web Services
  • Serverless Computing
Prashant G.

Columbus, Ohio

$46/hr
4.8
235 jobs

Over 20 years of experience in planning, developing and implementing various information technology and CRM solutions across Institutions.  Salesforce Certified Administrator. •Over 5 years of implementing customized CRM solutions to various clients like Verizon, Allianz Re-Insurance . •Automated Service, Sales and marketing processes using Salesforce Lightning flows, AI Agentforce and APEX/Visualforce • Implemented core Salesforce modules like Sales, Service, Financial, Health cloud for small businesses using Agile/Scrum methodologies • Integrated Salesforce with apps like Zoom, RingCentral, Box, Gmail using Zapier • Utilized Webservices/REST API to integrate Salesforce with third party applications. • Implemented Web to Lead, Web to Case and Email to Case channels. • Created OMNI Channel and Web Chat for customer service. • Built reports and dashboards to measure kpis. • Imported data into Salesforce using tools like DataLoader and workbench. • Implemented and created the full life cycle process for large-scale software development • Identified architectural improvements resulting in increased product reliability and responsiveness to new feature requests • Utilizing strong functional knowledge to drive product design • MS (Computer Science) , University of South Carolina, Columbia  Salesforce Certified Administrator  Sun Certified Programmer for Java 2 Platform  Sun Certified Web Component Developer for Java 2 Platform  Sun Certified Business Component Developer for Java 2 Platform  Project management for IT Profession TECHNICAL SKILLS • Java, J2EE, Java Servlets, JSP, JNDI, JFCs, EJB’s, Java Script, AJAX, Web services • Spring Webflow 2.5, STRUTS, Google Web Tool Kit, XML, XSL, ASP, .NET, Shell Scripts, JUnit • WebSphere 8.5, Tomcat, Web Logic 6.0, IIS, Silver Stream App Server, JRun, JWS • RAD 7.5, Eclipse, Visual Studio, JDeveloper, CVS, Clear Case, Stash, UML, Rational Rose • Oracle 11g, D2000, IBM DB2, MYSQL, MS SQL SERVER, MS ACCESS, Toad • Windows XP, IBM AIX and Unix (SUN SOLARIS 5.7), Silver Stream e-portal 2.2 • JIRA, Confluence, Cloud Services (PaaS), SalesForce Administration, APEX, Visualforce, LWC, AI Agentforce

  • Spring Framework
  • J2EE
  • Jakarta Server Pages
  • Core Java
  • Salesforce Lightning
  • XML
  • XSL
  • Apache Struts
  • IBM Db2
Andrew A.

San Antonio, Texas

$120/hr
5.0
11 jobs

Hey there! I'm Andrew, a Senior Software Engineer with 𝟏𝟐+ 𝐲𝐞𝐚𝐫𝐬 of experience shipping production apps at 𝐀𝐩𝐩𝐥𝐞, 𝐆𝐨𝐨𝐠𝐥𝐞, 𝐇𝐄𝐁, and 𝐔𝐒𝐀𝐀. Currently at Apple building agentic AI infrastructure. I bring big-tech quality to every project, whether you're a startup racing to launch or an enterprise that needs senior-level help. WHAT I DELIVER • Full-stack web and mobile applications from idea to deployment • Agentic AI systems, RAG pipelines, and intelligent automation • Conversational Voice AI pipelines, including real-time text-to-speech and custom voice cloning • Cloud infrastructure that scales without breaking the bank • Internal tools, admin systems, and APIs built for performance and reliability TRACK RECORD • Apple (current): Lead CLI engineer on Apple's Agentic Platform Team. Building the control plane for deploying and managing AI agents and MCP servers at scale using LangGraph, Ray, and Kubernetes • Voice AI Architecture: Built and deployed end-to-end audio pipelines integrating cloud APIs (ElevenLabs) and self-hosted open-source models for ultra-low-latency, high-fidelity voice synthesis • Apple (previous): Shipped a Vue.js admin system with OAuth 2.0, a Go/gRPC cloud backend, and an iOS app for internal marketing ops • Google: Refactored an open-source tool used across hundreds of offices, saving billions in lost productivity • USAA: Led the Savings Booster product that moved $160M+/year into member accounts. 2 years, zero major bugs • HEB: Architected a NestJS microservices platform on GCP and led a 5-dev team to deliver a supply chain negotiation tool CORE STRENGTH • I think like a product owner, not just a coder. Smart architecture decisions early so you don't pay for them later • Led teams of 5-10 devs and shipped on deadline at companies where failure isn't an option • Clear communicator. I flag problems early, keep you in the loop, and treat your project like my own TECH STACK • ai/agentic: LangGraph, Ray, Claude Code, MCP, RAG pipelines, TensorFlow, ElevenLabs, Audio AI / TTS, Datadog, Grafana • frontend: React, Angular, Vue, TypeScript, Swift (iOS) • backend: Node.js, Go, Java, Python, NestJS, GraphQL, gRPC • cloud/devops: AWS, GCP, Azure, EKS, Kubernetes, Docker, CI/CD, Ansible • data: PostgreSQL, MongoDB, Kafka, Firebase If you've got a project that needs senior-level engineering and someone who actually cares about the outcome, send me a message. I'd love to hear what you're building.

  • Generative AI
  • AI Agent Development
  • Retrieval Augmented Generation
  • LangChain
  • Artificial Intelligence
  • Machine Learning
  • Full-Stack Development
  • Golang
  • Java
  • Python
  • Node.js
  • TypeScript
  • JavaScript
  • Amazon Web Services
  • Google Cloud Platform
  • Kubernetes
  • n8n
  • React
  • Next.js
  • API
Michael G.

Greenville, South Carolina

$110/hr
5.0
2 jobs

I'm a Senior Full-Stack Developer with extensive experience in building enterprise-level applications and secure software solutions. With a proven track record in both frontend and backend development, I specialize in creating robust, scalable applications using Java Spring and Vue.js ecosystems. Key highlights of my expertise: Full-stack development with Java (7.4-21), Spring Framework/Boot/Security, and Vue.js/React Enterprise security implementation including OAuth2, JWT, and AWS KMS encryption Database architecture and management using PostgreSQL and MySQL Cloud infrastructure experience with AWS and Azure Automated deployment pipelines using Docker and Kubernetes I've successfully: Led development of enterprise applications processing millions of daily transactions Implemented secure authentication systems and data encryption solutions Architected database solutions scaling to 30+ entities Created automated data processing pipelines Developed real-time reporting systems saving thousands in costs My approach combines technical excellence with clear communication and a focus on delivering business value. I pride myself on writing clean, maintainable code and creating intuitive designs that solve complex problems effectively. Whether you need a complete enterprise application built from the ground up, security improvements to your existing system, or expert help with Java/Spring development, I can help bring your project to life. I maintain high standards of: Regular, clear communication throughout the project lifecycle Clean, well-documented, and thoroughly tested code On-time delivery with attention to security and scalability Proactive problem-solving and technical leadership Let's discuss how I can help bring your project to success with secure, scalable, and efficient solutions.

  • Java
  • Spring Boot
  • Vue.js
  • TypeScript
  • API Development
  • Vuetify
  • Liquibase
  • Git
  • CI/CD
  • React
  • JavaScript
  • SQL
  • AWS Development
  • User Authentication
  • Docker
Gagan S J.

Princeton, New Jersey

$80/hr
5.0
19 jobs

More than 30 years in IT with 24 years in US having worked both onsite and offshore models. Services based design and solution architecture for web applications and mobile apps. REST and SOAP services design and development. Designed complex and intricate applications in insurance, finance, manufacturing, mortgage banking, e-commerce. Lead solution architecture from inception to deployment in agile delivery of applications in AI including OCR, NLP and ML. Working on state-of-art Machine Learning and Natural Language Processing projects with Python and Java frameworks like Stanford Core NLP, NLTK, Keras and Scikit learn. Manage, design and architect solutions in Insurance Brokerage area using MEAN stack and Spring Boot REST Services for diverse applications such as Vehicle Exposure and Loss Runs. Performed POC with document ingestion using Bytescout Document Parsers SDK to process and extract data from PDF into JSON. Create architecture document for Security DevOps tools like ThreatModeler, Whitehat and Blackduck. Lead Solution delivery of Loss Run for USA and Canada. Created system architecture design and provided solution analysis with Python and AngularJS UI Web Frameworks for Front-end of an AI/ML NLP Engine. Solution leader and architect for on-premise and cloud based frameworks and implementation using Unqork and Anaplan products. Integration with Salesforce, Data Warehouse and Qlikview. Reviewed Unqork Low Code/No Code Platform and did product analysis and guided the product manager on features and functions. Attended Unqork Create Conference and wrote a technical feature of product platform. Design architecture for generic Document Interface Mean stack web app and services on premise and on AWS cloud enablement. Evaluate Outlook drag n drop Plugin and Outlook Exchange REST API with AZURE AD Authentication and Exchange Online O365. Compared RASA and NIA AI NLU Frameworks for Chatbot development. Created Conceptual Architecture of Client Onboarding Systems with Salesforce and CLM tools like Conga/DocuSign/Apttus. Create UML models and Architecture Design in Enterprise Architect tool for REST API for Account Team Management as a shared service framework exposed via Apigee. Act as an architect supporting Digital Customer Portal integrating via REST API and Mongo DB hosted on AWS. Lead architecture design for REX and Credit systems. Research Smartsheet integration with REST API via custom webapp or web hooks. Worked on Azure Architecture of on-prem to hybrid migration. Worked on manual profiling of different sites to determine the optimum architecture support. Architecture design of a Python-web app framework with integration of a Machine-Learning Engine.

  • Spring Framework
  • Java
  • Python
  • Flask
  • API
  • Google Cloud Platform
  • Amazon Web Services
  • Web Service
  • Solution Architecture
  • JavaScript
  • Microsoft Azure
  • MVC Framework
  • PHP
  • Hibernate
  • Data Ingestion
Robert R.

Raleigh, North Carolina

$85/hr
5.0
36 jobs

Results-driven software engineer with over 20 years of experience designing, developing, and optimizing Java-based SaaS web applications, system architectures, and API-driven integrations. Adept at modernizing legacy systems, upgrading Java JDK versions, managing third-party dependencies, and implementing security and vulnerability mitigations. Proven expertise in troubleshooting and optimizing critical system functions, including JVM memory tuning, heap and thread dump analysis, and database performance tuning. Skilled in building scalable, high-performance applications by leveraging modern cloud infrastructure, CI/CD pipelines, and DevOps best practices. Passionate about solving complex technical challenges, improving system reliability, and enhancing application functionality and performance to drive business success. Technical Expertise: Backend Development: Java, Spring Boot, JPA, Hibernate, Tomcat, REST APIs, Maven Cloud & Infrastructure: AWS (EC2, S3, RDS, SES, Cognito, CodeDeploy, Lambda, Security Groups), Google Cloud Frontend Development: JavaScript, React, Angular, jQuery, DataTables, HTML, CSS, Bootstrap Database Management: SQL - MySQL, SQL Server, Postgres, JDBC, Liquibase DevOps & Automation: CI/CD Pipelines, AWS CodeDeploy, BitBucket Pipelines, GitHub, GitLab, Docker, JIRA, Jenkins

  • Spring Framework
  • Hibernate
  • Spring Boot
  • Apache Tomcat
  • HTML
  • Java
  • JavaScript
  • API
  • MySQL
  • Amazon Web Services
  • Microsoft SQL Server
  • Angular
  • PostgreSQL
  • Docker
  • React

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