Java Spring Web App Revamp
I have an existing Java Spring web application that has been running for a few years and now needs a full refresh. The immediate priorities are: • Migrating eve...
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Spring Java CMS Development
I need a Spring Java application primarily for database management, with a content management system (CMS) as the web interface. Essential Requirements: - Datab...
Read moreSpring Java CMS Development -- 2
I need a Spring Java application primarily for database management, with a content management system (CMS) as the web interface. Essential Requirements: - Datab...
Read moreSenior ERP Contable Java/Angular
Estoy iniciando el desarrollo de un ERP contable y necesito un desarrollador senior full-stack que lidere tanto el backend como el frontend. La solución se cons...
Read morePelatihan Pengembangan Web Java
Saya ingin dipandu secara bertahap agar benar-benar memahami bagaimana membangun aplikasi web menggunakan Java. Saat ini pengetahuan saya masih nol, jadi mulai...
Read moreDeveloper Wartung & Maintenance
Freelance Opportunity | Developer Wartung & Maintenance (m/w/d) | ANÜ Für ein laufendes Projekt suchen wir 2 erfahrene Freelancer im Bereich Softwareentwicklung...
Read moreEJB to Spring Boot Migration
Convert EJB to Spring Boot Migration
Read moreHRMS Development & Enhancement
I am upgrading our internal Human Resource Management System and need a Java-Oracle specialist who can either build from scratch or refine the existing codebase...
Read moreJava-Angular API Integration
I need an end-to-end code base that lets me talk to a 3rd-party REST service from a Java backend and an Angular front-end, handling both data retrieval and subm...
Read moreSpring Boot Personal Mentorship Needed
I’m an intermediate Spring Boot developer aiming to reach industry-level expertise, and I’d like to work with a senior engineer who can guide me through real-wo...
Read moreJava Spring Boot Backend
I need an experienced Java developer to take full ownership of the backend layer for a rapidly-growing application. The stack is Spring Boot with JPA / Hibernat...
Read moreLLM-Based NLP System Architecture
I’m planning a new natural-language-processing platform powered by large language models and I need an experienced AI architect to lay down a solid, future-proo...
Read moreGCP Backend Engineer (Scala/Java, Kubernetes, Kafka) – online Support
Project Description: We are looking for an experienced Backend Engineer to support a critical cyber infrastructure project focused on building new services. Thi...
Read moreJava Code & Technical Documentation
I need the final two components of an ongoing project wrapped up: • Etivity-3 – a fully working Java implementation that mirrors the Software Requirements Speci...
Read moreSmart Grocery Inventory System Development
Note: Please review the lab web links and follow the instructions provided there, as they contain all the steps needed for the project. Please refer to the lab...
Read moreNative English Angular Frontend Developer
I’m looking for a developer who feels completely at home in modern Angular while being comfortable enough with Java to read and discuss our Spring-based APIs. T...
Read moreJava Spark Data Pipeline Engineer
I need an experienced data engineer who can take full ownership of end-to-end pipeline work on GCP. The core stack is Java, Apache Spark, Google Cloud Storage a...
Read moreExperienced Java Developer Needed
I have a Java project that needs expert attention. The precise scope—whether introducing new features, refining existing modules, or resolving lingering bugs—wi...
Read moreJava App Stability & Enhancements
Our production Java application needs immediate attention in two areas: clearing outstanding bugs and fine-tuning a few performance-sensitive features. The core...
Read moreJava Bridge Update -- 2
I have an existing Java bridge whose inner workings are undocumented. Before I can move forward with a new web application, I need to unpack exactly how that br...
Read moreScala Setup with Akka and IBM MQ
I need assistance setting up a Scala project in IntelliJ. The project uses Akka and IBM MQ. Key Tasks: - Configure IntelliJ for Scala development - Set up Akka...
Read moreSenior Java Backend Service Developer
We are looking for a Senior Java Backend Developer with deep expertise in high-performance data architectures to join our team. As we scale our career pathway p...
Read moreBackend Developer (Java / Spring Boot)
Job Overview Position: Backend Developer (Java / Spring Boot) – Healthcare Location: Remote Type of Work: Freelance Start: now Hourly Rate: Up to $20 Duration:8...
Read moreJava AWS Terraform Job Support
I'm in need of a seasoned Full Stack Software Engineer with AWS to assist with espically in Backend. (AWS knowledge is must , LAMBDA , STEP FUNCTIONS, ECS , Red...
Read moreSenior Apache OFBiz Implementation Expert Needed
Job Title: Senior Apache OFBiz Developer / Architect (7+ Years Experience) We are looking for a Senior Apache OFBiz Consultant to lead an end-to-end ERP impleme...
Read moreJSF-Driven Java Web Application
I’m ready to move from concept to code on a Java web application and I need a developer who feels at home in JavaServer Faces. The entire project will live in t...
Read moreJava Spring Boot Backend Build -- 2
I am setting up a new service and require an experienced Java Backend Developer to design and develop the server-side application from scratch. The technology s...
Read moreFix Spring Boot SSO authentication -- 2
My Java / Spring Boot application uses Auth0 for Single Sign-On, yet the login flow never finishes: users are redirected to Auth0, but they never land back in t...
Read moreSmartStudent : Student Management System
• Developed a web-based Student Management System to automate academic and administrative tasks. • Implemented role-based authentication (Admin, Teacher, Studen...
Read moreSpringboot with Kafka
spring boot app troubleshooting Kafka knowledge with application triaging and testing with AWS deployment
Read moreInterview Support: Spring Boot & GKE
I have an upcoming technical interview that will focus heavily on Spring Boot microservices and Google Kubernetes Engine (GKE). I’m looking for a senior-level e...
Read moreFintech Backend Architect for Digital Financial System
Senior Backend Developer for Fintech Infrastructure (Ledger, Wallet, Token System) Job Description We are building a Fintech, a next-generation digital financia...
Read moreSpring Boot Full-Stack Developer
I’m building a full-stack Java application and need support from someone comfortable working end-to-end with Spring Boot at an intermediate level. The core task...
Read moreOracle Cloud Account Setup
I’m ready to move my upcoming web-application projects onto Oracle Cloud Infrastructure and need a specialist to get the account created. Here’s what I’m lookin...
Read moreImplementing QR Code in Oracle E-Business Suite R12.2.11 XML Publisher (BI Publisher)
I’m rolling out QR-code capabilities inside Oracle E-Business Suite R12.2.11 and need a specialist who can guide me through both the code integration and the co...
Read moreJava User Data API
The project involves building a robust Java backend that exposes secure, well-documented APIs dedicated to handling user data. The service will receive, create,...
Read moreJava Full-Stack Development Support
I am building a full-stack solution that pairs an Angular front end with a Spring Boot back end. The project is already scoped and architected; what I need now...
Read moreJava User Data API
The project involves building a robust Java backend that exposes secure, well-documented APIs dedicated to handling user data. The service will receive, create,...
Read moreSoftware Cloud Developer
I am a Software Developer with over 7 years of hands-on experience in Java and AWS services, and I am excited to begin my freelancing journey on Upwork. Through...
Read moreFull-Stack Java Developer PST time zone
I need a versatile full-stack Java developer who can dedicate a full 8-hour shift aligned with Pacific Standard Time. The work revolves around a new enterprise...
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