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Hire the best Spring Framework Specialists in Vietnam

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  • $50 hourly
    • 4.9/5
    • (23 jobs)
    Full stack developer with lots of experience in Grails, Java, J2EE, Hibernate, Spring, Struts, SpringBoot. Professional and academic background on architecting and building Multi-Tenant Software as a Service. Over the last 11 years, I have worked on variety of projects including web sites/Web applications, Enterprise applications, SAAS and Cloud, Microservices, Mobile Applications My skill sets include: * Languages: Java, Groovy, SQL, C, Ruby, CSS, HTML, JavaScript, PHP * Frameworks Grails, SpringBoot, Bootstrap, Ruby on Rails, Hibernate, Hadoop, Spring, YII, Laravel * Libraries/APIs Java Collections, jQuery UI, jQuery, JAX-RS, Google Gson, JavaMail, Amazon API, Asterisk-Java, Selenium, HTMLUnit, Jsoup * Databases: - Relational: Mysql, PostgreSQL, Oracle, DB2; - NoSQL: Redis, Memcached, SimpleDB; In my case, I enjoy working with small businesses and individual decision makers to provide architectural and custom business solutions that help my clients resolve mission-critical problems, grow their business, and improve their revenue stream and profitability.
    Featured Skill Spring Framework
    Twitter/X Bootstrap
    Asterisk
    J2EE
    JDBC
    Grails
    jQuery
    Hibernate
    Apache Groovy
    Java
  • $7 hourly
    • 5.0/5
    • (9 jobs)
    💼 Experience 5+ years of professional experience in Java and Spring Boot development Extensive work with enterprise-level backend systems and microservices 🛠️ Technologies & Frameworks Java, Spring Boot, ReactJs, Angular Spring MVC, Spring Security, Spring Data, Spring Cloud RESTful API design and development API documentation with Swagger / OpenAPI 🗄️ Databases Relational: MySQL, PostgreSQL NoSQL: MongoDB, Redis ☁️ Cloud & DevOps Familiar with cloud platforms: AWS, Azure, or GCP Containerization: Docker Orchestration: Kubernetes CI/CD tools: Jenkins, GitHub Actions Build tools: Maven, Gradle Version control: Git 🧪 Testing Unit testing and integration testing using JUnit, Mockito 🧠 Soft Skills Strong problem-solving and debugging skills Detail-oriented and quality-focused Excellent communication skills Experienced in remote and collaborative work environments
    Featured Skill Spring Framework
    Angular
    PostgreSQL
    MySQL
    Spring MVC
    Java
    Oracle
    MongoDB
    React Native
    Web Development
    RESTful API
  • $20 hourly
    • 4.9/5
    • (36 jobs)
    I’m a developer with experience in building websites for small and medium sized businesses. Whether you’re trying to win work, list your services or even create a whole online store – I can help!
    Featured Skill Spring Framework
    React
    JSON
    Google APIs
    Scriptwriting
    Node.js
    API Development
    GitHub
    RESTful API
    Spring Boot
    Hibernate
    SQL
    Java
    Spring MVC
    Web Service
    API
  • $25 hourly
    • 4.9/5
    • (44 jobs)
    Cloud-native backend specialist with deep experience in Go, Java, and Kubernetes. Programming Languages: Golang, Java, Node.js, Frontend (ReactJS, Tailwind CSS, Next.js), Scala RPC & APIs: gRPC, gRPC-Gateway, Apache Thrift, REST, OpenAPI/Swagger Infrastructure & DevOps: Docker, Docker Compose, Kubernetes (K8s), Helm, Terraform, ArgoCD, CI/CD (GitHub Actions, GitLab CI), Envoy Cloud Providers: AWS, Azure, GCP (basic experience) Frameworks & Libraries: • Golang: Gin, Fiber, Echo, Fasthttp, Logrus, GORM, go-stomp, OpenTelemetry • Java: Spring Boot, Spring Cloud • Node.js: Express.js, NestJS, Fastify • Frontend: ReactJS, Tailwind CSS, Next.js • Scala: Play, Akka Observability & Tracing: Prometheus, Grafana, Jaeger, Loki Auth & Security: OAuth2, Keycloak, JWT, OpenID Connect, RBAC/ABAC, API Gateway, HTTPS, TLS, Istio Messaging & Storage: Kafka, Redis, PostgreSQL, MongoDB, S3-compatible storage Data & Analytics: Airbyte, AWS Redshift, Grafana, Google BigQuery (basic), ETL pipelines, event tracking, dashboarding Payments & Billing: Experience integrating with Stripe, PayPal, Chargebee, and custom payment gateways. Familiar with PCI compliance, subscription billing, and webhook-based transaction handling. Third-Party Integrations: Extensive experience integrating with Google APIs (OAuth2, Ads, Maps), Facebook and LinkedIn (Login, Ads, Pages), and Twilio (SMS, WhatsApp, programmable voice). Built end-to-end flows for authentication, messaging, and ad campaign automation across platforms. I focus on building secure, scalable, cloud-native applications with a strong emphasis on clean architecture, observability, and automation. I also integrate analytics stacks using tools like Airbyte and Redshift, and support complex payment systems from one-time charges to subscription management.
    Featured Skill Spring Framework
    Problem Solving
    Google Cloud Platform
    Apache Kafka
    Redis
    Relational Database
    NoSQL Database
    Microsoft Azure
    Amazon
    Java
    Node.js
    Software Architecture & Design
    Kubernetes
    DevOps
    Golang
  • $20 hourly
    • 4.7/5
    • (47 jobs)
    I have been working with Java language for around ten years on many aspects of Java from core java to J2EE, Java web, and also with some famous java framework such as Spring, Hibernate, Kafka, Elastic Search, Lucene, and many others. My experience technology stack: - Java - Spring Framework (Core, MVC, Boot, Security, Microservices, Cloud, OAuth) - Dropwizard - Hibernate - Restful and SOAP web service - Postgres, MySQL, MongoDB - JavaScript, TypeScript, Angular, ReactJS, NodeJS - DevOps - Jenkins, Docker, Kubernetes, GitOps - Cloud - AWS, GCP
    Featured Skill Spring Framework
    CI/CD
    NoSQL Database
    Apache Kafka
    Amazon Web Services
    Software Architecture & Design
    Hibernate
    Microservice
    Docker
    API Integration
    Kubernetes
    GraphQL
    SQL
  • $35 hourly
    • 5.0/5
    • (16 jobs)
    - Ten years work with Liferay from version 5.2.3 - Five years work with Spring Boot framework - Clean code, focus on testing to make code have more code coverage - Can do UI and DevOps --------------------- LIFERAY + Can work with Liferay 5.x: hook, ext, theme. JSR-168, JSR-286 + Work with Liferay 6: custom portlet, ext, theme + Work with Liferay 7: OSGi, module, custom portlet --------------------- SPRING BOOT + Design APIs in Swagger + Implement APIs in Spring Boot + Implement all kind of test: JUnit, Gherkin (for function test), Smock Test, Gatling (for Performance Test) + Check code security with SonarLink in IntelliJ + Make script for CI/CD use Jenkin, Azure + Hibernate Index Search, Lucene Search + Work with JSONB in PostgreSQL --------------------- IDE and Others + Can work with: IntelliJ IDEA, Eclipse, Liferay Studio + OS: MacOS, Win and Linux
    Featured Skill Spring Framework
    Zimbra Administration
    CI/CD
    Liferay
    Hibernate
    Java
    Automated Deployment Pipeline
    PostgreSQL
    MySQL
    API
  • $70 hourly
    • 5.0/5
    • (7 jobs)
    I’m a Senior Backend Engineer and BPM Consultant with deep expertise in Camunda and enterprise process automation platforms. With over 10 years of experience, I specialize in analyzing business requirements, designing scalable technical architectures, and delivering robust backend solutions using Java, Spring Boot, and cloud-native technologies. I also help organizations optimize and automate their business processes through AI agents, OCR, decision rules, and low-code workflows. Passionate about bridging the gap between business and technology, I bring both strategic insight and hands-on technical excellence to every project.
    Featured Skill Spring Framework
    Business Analysis
    Business Modeling
    Reactive Programming
    Business Process Model & Notation
    Java
    Docker
    Spring Boot
    Spring Cloud
    Apache Kafka
    API Development
    Hibernate
    Redis
    PostgreSQL
  • $40 hourly
    • 4.9/5
    • (58 jobs)
    I'm java expert over 15 years in many positions such as as programmer, freelancer, analyst, java team leader, product architect, project manager. I'm major on Document Output, Document Management System, Enterprise Content Management (ECM), Document Conversion fields, Digital Image processing. Besides that, i have lot of experiences and good skills in WDK (Windows driver kit) development, Alfresco ECM, Filenet ECM, Filenet BPM, Education, Transportation, Hotel Reservation, Human Resource, Business Process Management (BMP), Groupon, CRM (Customer Relationship Management). About technology stack, almost time, I have worked and researched in J2EE technology and Open Source Frameworks such as Cruise Control, Hudson, JBoss, Apache Tomcat, Apache server, Tomcat/ JBoss High available system (HA- clustering & load balancing between many web servers), BPM Activiti, Apache Axis, Apache Struts, Apache Ant, Apache Lucene, Java Server Faces, ZK (the very famous Ajax framework for Java), Vaadin, GWT, Selenium, JQuery, iText, PDFLib, JTOpen, Spring, Hibernate, JPA, Eclipse, MyEclipse. Several years go, i started working with LAMP stack. MongoDB, Php, Wordpress, WooCommerce, Yii are also my favorite language/framework. My favorite methodology to develop software product is Test Driven Development (TDD). Generally, I’m very eager to work with Java and Php. In addition to the practical experience, I achieved the Master degree in Computer Science field at the Natural Science University with “Optical Music Recognition” in July 2005.
    Featured Skill Spring Framework
    AngularJS
    Selenium WebDriver
    Kendo UI
    J2EE
    Apache Solr
    Linux System Administration
    MongoDB
    PHP
  • $40 hourly
    • 5.0/5
    • (2 jobs)
    I have experience to lead the engineering team to build the platform from scratch on top of the cutting edge technologies. Working with the founder cooperate to build the product and drive strategic priorities. Translating the identified business needs into requirements easily understandable by cross-functional teams. Also, design the system architecture base on Netflix OSS platform, build the DevOps from CI/CD to operating the system on the cloud effectively to make sure the scalability & reliability of the whole system. The business has developed to support more than 150.000 users and can adapt more than millions of transactions per week. Technique Summarize Support frontend as Angular technologies with SSR on AWS Cloudfront. Backend bases on Spring ( Spring Boot, Sprint Security) with various techniques ( Redis, Kafka, Hibernate, Hazelcast ). Microservice architect base on OSS Netflix (Traefix, Spring Cloud, Consul, ELK etc. ) Databases are MongoDB and MySQL with related methods. Deployment with CI/CD builds on Jenkins with Docker and AWS Fargate technique. Various of the special techniques are AWS Video Processing with Rekognition, AWS Cloud Search, Notification Services.
    Featured Skill Spring Framework
    Socket.io
    Software Architecture & Design
    NoSQL Database
    OpenAPI
    Elasticsearch
    MySQL
    Microservice
    Redis
    Java
    Kotlin
    Scala
    Docker
    Spring Boot
  • $50 hourly
    • 4.9/5
    • (45 jobs)
    I'm an Oracle-certified Java expert with much experience in backend technologies, including but not limited to Spring Framework, JPA, MongoDB, etc. I'm also an AWS-certified and Kubernetes-certified DevOps engineer; hence, I can help if you need additional infrastructure resources. With 20,000+ hours of work on Upwork alone, I believe I can make a meaningful contribution to your project. As a side note, if you do a Google search with the keywords "spring bean", "spring boot interview questions", or "maven integration testing", you'll find my writings at the top spots.
    Featured Skill Spring Framework
    Terraform
    Docker
    Web Service
    Hibernate
    RESTful API
    MySQL
    API
    Kubernetes
    Amazon Web Services
    Spring Boot
    Java
  • $35 hourly
    • 0.0/5
    • (2 jobs)
    I have 6 year experiences developing web system using Java EE, Primeface, Spring and Oracle. I also developed backend system which provides Restful API for other systems in which I used Golang, Mysql, Python and Kafka
    Featured Skill Spring Framework
    Spring MVC
    Android
    Microservice
    Golang
    Oracle
    PrimeFaces
    Spring Boot
    J2EE
    Apache Kafka
    Java
    MySQL
    Redis
  • $20 hourly
    • 4.9/5
    • (12 jobs)
    Founded in 2011, Newwave Solutions is a software development company based in Vietnam and till now, we have reached 300+ employees in 2022. In the past 10 years, our clientele spread from Japan to territories in APAC like Malaysia, Indonesia, Philippines and Western areas like the US, UK, Germany. Thanks to our client’s expertise in various sectors, we gained experience in domains like BFSI, Education, Healthcare, Pharmaceuticals and so on. 2022 marked a significant milestone to Newwave Solutions which we successfully became Top 10 ICT company in Vietnam. We provide top services in 1. Business System Development 2. Website and Mobile App Development 3. Blockchain Consulting and Development If you have an idea and look for a dedicated consultant and development service, NWS would be a perfect match for you and the project.
    Featured Skill Spring Framework
    Logistics Management
    Retail
    Xamarin
    React Native
    Blockchain
    Mobile App
    Website
    Java
    C#
    PHP
    Laravel
    ASP.NET MVC
    AWS Amplify
    Ecommerce Website
  • $15 hourly
    • 4.8/5
    • (8 jobs)
    I have over 15 years of experience in developing from small to enterprise applications for clients around the world. My primary roles are project manager and solution architect. I have 10 years experience with Microsoft technologies and recently over 5 years working with open source technologies. I love to to learn and share knowledge about software architecture and design, programming patterns and best practices. In some projects, I have experience in building solutions that can horizontally scale out and auto scale with multiple servers in load balancing or in cloud. I always think about optimization, love performance oriented coding. I have strong experienced in profiling, optimizing system performance.
    Featured Skill Spring Framework
    ASP.NET Core
    ASP.NET
    Laravel
    JavaScript
    MySQL
    React Native
    WooCommerce
    WordPress
    React
    Episerver
  • $15 hourly
    • 4.6/5
    • (4 jobs)
    I have much experience programming languages in large systems, client-servers sites, and monolithic or microservices. I have strong skills in the backend in Java, and Spring Boot. Also, I can work in front-end technologies and common frameworks like Angular or ReactJS. Besides that, I have skills in systems, dev-opt such as Jenkins, Sonar, or Docker, Amazon, Azure, and Google Cloud services.
    Featured Skill Spring Framework
    JavaScript
    Microservice
    Ruby on Rails
    Spring Boot
    MongoDB
    PostgreSQL
    React
    Angular
    Java
    MySQL
    Docker
  • $5 hourly
    • 4.9/5
    • (4 jobs)
    Highly skilled Software Engineer with a strong foundation in Java Spring for building robust enterprise applications. I also possess expertise in Node.js and a working knowledge of AWS services. My web development experience encompasses various aspects of creating user-friendly, scalable web solutions. Additionally, I'm passionate about optimizing workflows and have developed numerous tools to enhance productivity. Here's what sets me apart: - Java Spring Master: Design and implement complex software solutions leveraging the power of Spring. - Node.js Adept: Proficient in building efficient and scalable backend applications using Node.js. - Cloud-Savvy: Utilize AWS services to deploy and manage your applications effectively. - Full-Stack Flexibility: Capable of handling both front-end and back-end development tasks. Productivity Champion: Build custom tools to streamline workflows and boost efficiency. I'm eager to collaborate with you and bring your software projects to life! Tommy Ha
    Featured Skill Spring Framework
    JavaScript
    Redis
    MongoDB
    PostgreSQL
    MySQL
    AWS Lambda
    React
    NodeJS Framework
    AWS CodeDeploy
    Microservice
    Apache Kafka
    SQL
    Java
    Python
  • $9 hourly
    • 5.0/5
    • (6 jobs)
    "I am delighted with the service experiences with Thinh Le and his team, especially designing a user-friendly and easy-to-use website. Besides, I like the enthusiastic, dedicated, professional support and advice." --- Mrs. Chau Ngo | Marketing Dept. at GE Group Education --- Hi, we are a professional web solution team from Vietnam with the motto "Don't sell services, Just solve problems." We offer a range of services that can bring any of your ideas online, and we always strive to bring satisfaction to our customers. What can we help you with? 1️⃣ Design and develop Business Website 2️⃣ Solution consult and develop your Web App idea 3️⃣ Develop tools, scripts Our expertise: ✅ NodeJS / Spring Framework ✅ MERN Stack (MongoDB, Express, React, NodeJS) ✅ ReactJS / NextJS ✅ HTML / CSS / Bootstrap / Tailwind ✅ WordPress / PHP ✅ Web/App Design & SEO Writing Why should you choose us? ✅ Deliver complete and quality deliverables, plus all necessary instructions ✅ Transparent process, keep our client in the loop for every phase ✅ Adapt, adjust, and strive for our customer satisfaction ✅ Companion, dedicated support throughout the product life cycle Let's connect and talk about your next project!
    Featured Skill Spring Framework
    Next.js
    Custom Web Design
    Web Application
    Web Design
    React
    Node.js
    MERN Stack
    WordPress
    Java
    Web Development
    JavaScript
  • $15 hourly
    • 4.8/5
    • (6 jobs)
    🚀I’ve built model web applications that drive clients' business success through clear communication and technical expertise! With 5+ years working with international clients in the US, Israel, Luxembourg,... from many domain e-commerce platforms to payroll systems,.. 🔹 What I bring to the table: - Programming Languages: Java (11-17), TypeScript, JavaScript, PHP, Python. - Backend Development: Spring Boot, Spring Cloud, Quarkus, NestJs, Microservices, - Frontend Development: Angular, Vue.js, NuxtJS, Thymeleaf - Databases: MySQL, PostgreSQL, MongoDB, Firebase, Liquibase Migration - Web Integration: Stripe, PayPal APIs, Google APIs, Firebase, Algolia Search, Twilio, Telnyx,.. 🔹 Global Collaboration: I understand the nuances of working across cultures and time zones, ensuring seamless communication and exceptional results for clients worldwide Ready to elevate your project? Let’s chat!
    Featured Skill Spring Framework
    Laravel
    PHP
    Spring MVC
    Spring Cloud
    NestJS
    RESTful API
    Java
    Vue.js
    MySQL
    MongoDB
    Spring Boot
    Microservice
    Angular
    Hibernate
  • $18 hourly
    • 5.0/5
    • (2 jobs)
    I started my career in the hospitality industry ,which has nothing to do with IT/Software. I am not good at Math, Logical thinking but I enjoy being challenged and engaging with the IT industry that requires me to work outside my comfort and knowledge set and now my current passion is a Software Engineer. Most of my experience lies in full stack development and have been able to learn how to write code efficiently in team, improve legacy code and implement new features according to the client’s needs to scale up their business to increase their revenue. Programming Language: Java, Javascript. Framework: Spring framework, Jhipster, AngularJS, Angular 2+, ReactJs. Web Server: Apache, Apache TomCat, Wildfly, Jetty. Database: MySql, PostgreSql Application architecture: Microservice, Monolothic Cloud: AWS(S3, EC2, Cognito, SQS, SES, SNS, Lambda) Version Control: Github, Gitlab, SVN, Bitbucket CI/CD: Jenkins Other: Docker, Liquibase, Wildfly, SEO, Web accessibility, ADA Compliance...
    Featured Skill Spring Framework
    API
    RESTful API
    API Development
    Java
    Spring Boot
    HTML5
    CSS 3
    Java Persistence API
    MySQL
    Hibernate
    Angular
    AngularJS
    Microservice
    JUnit
  • $15 hourly
    • 4.6/5
    • (7 jobs)
    I have experience with developing and implementing DevOps Solutions; strong scripting and automation skills. I'm strong in problem-solving skills with an investigative mentality, decision- making ability, and a capacity for strategic and associative thinking. I have worked with many cloud platforms, including Azure Cloud, AWS, and Huawei. I also have excellent programming skills in Java, Node, and/or other relevant languages.
    Featured Skill Spring Framework
    Web Application
    Cloud Computing
    Microsoft Azure
    Grafana
    ELK Stack
    Spring Cloud
    React
    Java
    Microservice
    Kubernetes
    Spring Boot
    Docker
  • $15 hourly
    • 5.0/5
    • (3 jobs)
    EXPERIENCE * Programming Language : Java, Scala, Go, Python, Javascript, Lua * Technology and framework :NodeJS (Sveltekit, NextJS), OpenResty with Lua, EJB 3, JMS, Spring, Hibernate, Struts, Restlet, Hadoop * ERP framework : Moqui, Apache OFBiz, Frappe, ERPNext, Odoo * Middleware platform : JBoss, Websphere, Tomcat, Apache HTTP server * Database: MySQL, MS SQL Server, Oracle, PostgreSQL, MariaDB, MySQL, HBase * Operating System : Ubuntu server, Redhat * Experience working in many different posi]ons: developer, DevOps engineer, consultant, leader, PM * Experience developing soMwares for different industries: Finance, FnB, Informa]on, Medical, E- Commerce * Familiar with multinational culture (had been working onsite in U.S for 1 year and working remotely with U.S and E.U customers for 3 years)
    Featured Skill Spring Framework
    OpenResty
    Apache OFBiz
    ERP Software
    Lua
    Svelte
    NodeJS Framework
    Linux
    JavaScript
    EJB
    MySQL
    SaaS
    Java
    Hibernate
    Apache Tomcat
  • $15 hourly
    • 4.9/5
    • (34 jobs)
    I'm a Java backend developer with 6 years of experience in building enterprise and banking systems, including small and medium-sized projects. 1. Skills: - Experience in Spring, Spring Boot, Spring MVC, JSP/Servlet, Java Swing. - Experience in message queue, pub-sub architecture, such as RabbitMQ, Kafka. - Experience in distributed systems, microservices. - Understanding OS systems as Linux, Windows 2. Experienced: - Ngong-Project : Build and develop a web app to supply agricultural products (Backend API) - Build some small apps: TCP/UDP, Sockets, RestAPI, message-queue system.
    Featured Skill Spring Framework
    Linux
    RabbitMQ
    Apache Kafka
    SQL
    NoSQL Database
    Automation
    Database
    Microservice
    RESTful API
    Java Persistence API
    Spring Boot
    Swing
    Java Servlet API
    Java
  • $20 hourly
    • 5.0/5
    • (14 jobs)
    As a quality-oriented Software Engineer, I strive to deliver excellent software solutions. With a strong aptitude for teamwork and independent work, I have experience in building and managing systems for millions of users. I prioritize quality, follow industry best practices, and employ rigorous testing methodologies. - Proficient in multiple programming languages and frameworks, I am dedicated to continuous learning and staying up-to-date with the latest advancements in software development. - I am excited to bring my skills and drive for excellence to contribute to your projects on Upwork.
    Featured Skill Spring Framework
    Oracle
    RabbitMQ
    Apache Kafka
    Microsoft Azure
    Google Cloud Platform
    Python
    Web Development
    MySQL
    Amazon Web Services
    Microservice
    Java
  • $40 hourly
    • 0.0/5
    • (0 jobs)
    PROFILE Experienced Software Developer adept in bringing forth expertise in design, installation, testing and maintenance of software systems. Able to effectively self-manage during independent projects, as well as collaborate as part of a productive team. Proficient in an assortment of technologies, especially Java, Spring, JavaScript.
    Featured Skill Spring Framework
    Apache Solr
    Elasticsearch
    Spring MVC
    Spring Data
    Spring Batch
    Spring Boot
    Java
    Database
    Software Development
  • $50 hourly
    • 0.0/5
    • (1 job)
    As a dedicated and results-driven Full-stack Engineer, I bring experience creating innovative and efficient applications. I am proficient in both front-end and back-end development, grounded in a range of programming languages and frameworks. I excel at collaborating with cross-functional teams to deliver high-quality software solutions satisfying both client and user needs. I am passionate about keeping up with the latest industry trends and technologies to continuously enhance my development skills.
    Featured Skill Spring Framework
    Apache Kafka
    Oracle
    Hibernate
    JavaScript
    GraphQL
    Tailwind CSS
    React
    Java
    PostgreSQL
    Rust
  • $5 hourly
    • 4.9/5
    • (1 job)
    I’m a developer experienced in building websites for small and medium-sized businesses. Whether you’re trying to win work, list your services, or create a new online store, I can help. Knowledge: Backend: Java core, java spring ( spring boot, security) Frontend: Reactjs, Nextjs, Javascript(TypeScript), HTML, Tailwindcss Full project management from start to finish Regular communication is important to me, so let’s keep in touch.
    Featured Skill Spring Framework
    MySQL
    Hibernate
    Spring Security
    Spring Boot
    Next.js
    React
    Java
    JavaScript
  • $20 hourly
    • 5.0/5
    • (1 job)
    🚀 Bridging Code & Clarity — Your One-Stop Tech Expert Hi there! I’m a seasoned Full Stack Developer and Technical Writer with a passion for turning complex tech into clear, actionable insights. Whether it’s building robust web applications or crafting engaging, easy-to-follow documentation, I combine technical excellence with creative communication. 🔧 What I Bring to the Table: - Build scalable backends with Java & Spring Boot/Python & FastAPI/Django and dynamic, responsive frontends with React & Next.js. I also create high-performance solutions using Golang & Gin. - I translate intricate technical details into engaging, reader-friendly content. Check out my blog: hi-there.me for insights and clear guides. - Proficient in Java, Go, TypeScript/JavaScript to deliver rich, interactive user experiences. 💡 Why Choose Me? - Dual Expertise: Get both exceptional code and crystal-clear documentation. - Proactive Communication: I keep you updated every step of the way. - Quality & Efficiency: I’m dedicated to delivering scalable, maintainable solutions that truly work. Let’s turn your vision into reality with technology that not only works but also tells its story. Reach out, and let’s start a conversation!
    Featured Skill Spring Framework
    JavaScript
    TypeScript
    Next.js
    React
    SEO Software
    AWS Development
    Full-Stack Development
    Back-End Development
    Golang
    FastAPI
    Python
    Spring Boot
    Java
    Artificial Intelligence
  • $35 hourly
    • 4.7/5
    • (31 jobs)
    🚀 Senior Software Engineer | Solution Architect | AI & FinTech Enthusiast I am a Senior Software Engineer & Solution Architect with 17+ years of experience in software development, system architecture, and technical consulting. Over the years, I have worked with companies across FinTech, AI, and data analytics, helping them build scalable, efficient, and high-performance systems. 🔹 What I Offer: ✔ Custom Software Development – Building robust applications with Java, Python, Node.js. ✔ Cloud & DevOps Solutions – Expertise in AWS, Docker, Kubernetes, CI/CD pipelines. ✔ Microservices & Scalable Systems – Designing high-performance backend solutions. ✔ AI & Data Analytics – Integrating machine learning (Langchain, AI Agents, NLP, PhoBERT) into real-world applications. ✔ Financial & Trading Systems – Experience with real-time stock trading platforms, risk management, and backtesting. ✔ Consulting & Tech Leadership – Helping teams adopt best practices in software engineering & agile development. 🔹 My Achievements: ✅ Optimized financial trading systems – Reduced order execution time from 500ms to 100ms, improving efficiency by 5x. ✅ Developed an AI-powered financial news analysis system (X51 Simple Trade). ✅ Led a remote team of 4 engineers to build a taxi dispatching system in New York, scaling it from 100 to 1000+ drivers. ✅ Designed risk management software for banks, ensuring compliance with Basel II standards. I am open to freelance, consulting, and remote opportunities where I can help businesses solve complex technical challenges, optimize system performance, and drive innovation. 📩 Let’s connect and discuss how I can help with your next project!
    Featured Skill Spring Framework
    Cryptocurrency Trading
    Golang
    Flutter
    Google Maps API
    Node.js
    Next.js
    Angular
    FastAPI
    MySQL
    PostgreSQL
    Data Scraping
    Scrapy
    Spring Boot
    Java
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