Hire the best Spring Boot Freelancers in Beijing, CN

Check out Spring Boot Freelancers in Beijing, CN with the skills you need for your next job.
  • $65 hourly
    Hello, I'm Andrew, an IT guy with more than 14 years of IT experience, I focus on software development/cloud computing/DevOps, I have been a CTO, Technical Solution Architect, Software Development Engineer, Cloud / DevSecOps Engineer, ... I have worked for many Fortune 500 companies, including well-known software development companies, communication companies, and consulting companies. I am also a Udemy instructor with over 9000 students taking my courses worldwide... As a technical expert, I have helped test gorilla come up with Terraform and Git interview questions to evaluate the skills of interviewees I EARN/SAVE MONEY FOR OUR CUSTOMERS by - allowing their business to expand (or start sometimes:) - automating processes and reducing operational cost - using newer and more efficient technology - long-run cost reduction because of high-quality software. Skills ✅ Cloud applications Cloud, serverless, scalable applications, architecture, and development for AWS. ✅ Complex system development, API integration, and development Develop custom software from A to Z, build sophisticated APIs, and integrate third-party APIs, data hubs, and gateways. ✅ Big data volumes processing, storage, and analytics Receive, process, store and analyze and send huge volumes of data. Cost-efficient data-focused systems on the cloud. ✅ Internet of things (IoT) Connect and manage thousands of simple and complex devices on the cloud, custom automation, reports, and analytics. ✅ Frontend Development - Angular - Vue - React ✅ Backend Development - Java - Node.js - C# - Swift ✅ Mobile Development - Android - iOS(Swift, OC, SwiftUI, UIKit) ✅ Other Workflow automation, Performance optimization, QA automation. Some Tech Details ✓ Programming Languages: Java, Golang, Node.js, Spring, SpringBoot, JavaEE, JavaFX ✓ Cloud: AWS, Azure, AliCloud, Google Cloud, Docker, Kubernetes, ECS, Cloud-native apps, scalable clusters, zero-downtime deployment. ✓ Databases: Oracle/PostgreSQL/MySQL, big volume storage (AWS Redshift, AWS Athena/S3, Aurora, Cassandra, HDFS), Redis, MongoDB. ✓ Web: Bootstrap, Vue.js, JavaScript, OAuth, Tomcat, JBoss. ✓ API integrations: REST, SOAP, XML-RPC, WebServices, WebSockets, etc. ✓ AWS: Clusters, Kinesis, Athena, Redshift, DynamoDB, Lambda, IoT, SQS/SNS, CloudFront/Route53/ApiGateway, vast AWS API usage, and automation. ✓ Azure: Application Gateway, API Management, Storage Account, App Service, Function App, Key Vault, EventHub, Traffic-Manager, Log Analytics ✓ Data streaming: AWS Kinesis, Kafka, Camel, RabbitMQ. ✓ Performance optimization: JMeter, JProfiler, AWS X-Ray, GTMetrix, Gatling. ✓ CI/CD: Bamboo, Jenkins, Circle CI, Sonar, pipelines ✓ Infrastructure as Code: Terraform, Ansible, Packer, AWS CDK Certificates - AZ-900 Microsoft Azure Fundamentals - Certified ScrumMaster - Terraform Associate Certification
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    JavaScript
    TypeScript
    Next.js
    Continuous Integration
    DevOps
    Alibaba Cloud
    Java
    Python
    Infrastructure as Code
    Amazon Web Services
    Microsoft Azure
    Terraform
    Node.js
    React
  • $55 hourly
    I am a Master's degree holder in Engineering from Beijing University of Posts and Telecommunications. With a strong background in AI-related technologies, I have extensive experience in developing software applications utilizing these technologies. I am particularly skilled in code development and have a deep understanding of various programming languages commonly used in AI, such as Python and Java. Throughout my career, I have worked on a variety of projects involving machine learning, natural language processing, computer vision, and other AI-related fields. I am passionate about using AI to solve real-world problems and am dedicated to staying up to date with the latest developments in the field.
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    Golang
    Web Service
    Artificial Intelligence
    Python Script
    Apache Spark
    Java
  • $50 hourly
    I’ll fully project manage your brief from start to finish good at java web develop worked in JD huawei
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    Apache Flink
    Elasticsearch
    SQL
    Java
    Vue.js
    Redis
  • $30 hourly
    Where are my strengths? I won't let your app freeze, I won't make you spend money redoing your app My previous two bosses always trusted me because I was very responsible 1. Use ReactNative to help you complete iOS and Android applications 2. Using Swift or Objective-C to help you complete the iOS application 3. Help you complete the reverse engineering of iOS applications
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    Next.js
    Performance Optimization
    Reverse Engineering
    NestJS
    React
    Objective-C
    Swift
    Flutter
    TypeScript
    React Native
    iOS
    Apache Cordova
    Python
    GraphQL
  • $20 hourly
    “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! I’m experienced in HTML and CSS 3, jQuery. I’ll fully project manage your brief from start to finish Regular communication is really important to me, so let’s keep in touch!”
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    Amazon Web Services
    Back-End Development
    Front-End Development Framework
    Front-End Development
    Back-End Development Framework
    React
    TypeScript
    JavaScript
    Java
    Vue.js
    Angular
  • $25 hourly
    Strong team spirit, good organization and coordination ability, strong sense of collective honor. Strong self-learning ability, like to study new technology, dare to face and overcome difficulties. 1、Over 9 years experience in J2EE development; 2、Proficient in Java,Familiar with B/S component and framework,Proficient in springboot\springmvc+spring+mybatis development; 3、Proficient in jsp、ajax、html、xml、JavaScript、jQuery and other Page processing technologies; 4、Familiar with Memcache,Redis and other Cache components; 5、Familiar with MySQL DB and relational database principles, ability to perform performance optimization; 6、Familiar with Linux common commands and able to write shell scripts; 7、Familiar with SVN\GIT coding Management tool; 8、Knowledge of modeling languages such as UML, PowerDesigner and other common design tools;
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    Cesium
    Mapbox
    PostGIS
    Oracle
    Apache Kafka
    Spring Cloud
    JavaScript
    HTML
    PostgreSQL
    MySQL
    Spring Framework
    Redis
    Spring MVC
    Java
  • $50 hourly
    With 8 years of experience in game server development During the development of the Yunchang game "Deveil May Cry" project, responsible for core function development, core combat development, and online anti cheating; During my time at Bilibili's Ecosys studio, I was mainly responsible for developing the online combat framework, matching framework, level processes, and some combat logic for the Slud project Amateur development and online operation of Cocos casual games
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    Video Game
    Game
    TCP/IP
    Game Development
    Hibernate
    MyBatis
    MySQL
    Python
    Netty
    Cocos2d
    Java
  • $80 hourly
    1. Over a decade of experience in web development, specializing in the research and development of websites and e-commerce systems. 2. Deep dive into the source code of the Spring framework. Proficient in utilizing the Spring Boot and Spring Cloud technology frameworks. 3. Experienced in building microservices systems, cloud-native systems, and refactoring legacy systems. 4. Enthusiastic about exploring and being sensitive to new technologies. Interest is the best driving force.
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    JavaScript
    Spring Cloud
    Java
    Python
    Docker
  • $75 hourly
    I'm a software developer with 5 years of experience in the tech industry, specializing in designing and building large-scale applications for enterprise-level clients. I am dedicated to meeting my clients' diverse technology needs. I will employ modern agile management techniques to manage our projects, ensuring rapid progress checkpoints and delivering high-quality solutions. I accept a wide range of jobs – reach out to me, and I'll find a solution for you!
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    Jenkins
    Docker
    DevOps
    Kubernetes
    AWS Lambda
    Terraform
    Java
    Python
  • $40 hourly
    I’m a developer experienced in building large scale systems for small and medium-sized businesses. Including front and back end.
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    AI Implementation
    Apache Zookeeper
    Apache Kafka
    MySQL
    Redis
    Golang
    PostgreSQL
    Spring Cloud
    Java
  • $40 hourly
    I'm a developer experienced in building websites for small to medium businesses. I have served banking institutions and payment institutions. Whether you want to design a website, web analytics, I can help. •Proficient in JAVA and J2EE platform features, familiar with common design patterns •Proficient in using open source frameworks such as SSM, SpringBoot, and SpringCloud; familiar with distributed projects and capable of independent development •Proficient in relational database MySQL, NoSQL database Redis, and understanding of Oracle •Familiar with message queues, such as RabbitMQ and Kafka; familiar with multi-threaded programming and high-concurrency programming •Understand front-end technologies such as HTML and JavaScript, be familiar with Linux systems, and have relevant development and deployment experience •Familiar with transaction projects, financial gateway projects, payment projects, and decision engine projects
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    Oracle
    MySQL
    Data Analysis
    Architectural Design
    Web Application
    Web API
    Web Crawling
    Python
    Spring Cloud
    Java
  • $35 hourly
    I have worked in China for 15 years and have worked in companies such as CSS and GWSSI,. 10 years of software development experience, 5 years of project manager experience, and 3 years of software architect experience. Participated in many million level and several million level projects. The main projects involve e-government, cultural tourism system, smart cities, smart water, etc. The main technical language used is JAVA, familiar with the Spring Boot series framework. Familiar with MySQL, MongoDB, Oracle and other databases used for business system support. Capable of independently completing modules and possessing the ability to independently design modules. Good teamwork. My English proficiency is average, and I can handle projects and simple daily communication.
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    Software
    Java
    Spring Cloud
  • $75 hourly
    I’m a developer experienced in building data processing applications for medium or big-sized businesses. Whether you’re trying to win work, list your services, or create a new online store, I can help. - Skilled in programming languages such as Python, Java, and C++ - With proficiency in frameworks such as PyTorch, FastAPI, Langchain, and Spring Boot. - --- - Experienced in relational databases such as MySQL and PostgreSQL, as well as graph databases like Neo4j and ArangoDB. - Possesses project experience in knowledge graph construction and application, intelligence natural language processing, and LLM related applications.
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    Text Recognition
    Relational Database
    Knowledge Graph
    Graph Database
    Deep Neural Network
    Big Data
    Back-End Development
    FastAPI
    C++
    Python
    PyTorch
    Software
  • $50 hourly
    An experienced software R&D team, providing customized services for medium and large-sized companies for a long time, with a technology stack mainly based on SpringCloud, Vue, and mobile clients, has experience in developing, deploying and operating high-concurrency large-scale software.
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    C#
    Socket Programming
    AWS Development
    Java
    Python
    Android
    iOS
    Vue.js
    Spring Cloud
  • $60 hourly
    buidling website -> no other, challenging things -> yes full project management from start to finish ideas and thoughts on lots of domains
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    Scrapy
    PyTorch
    Python
    PHP
    Java
    AI Development
    Domain Name Research
    Software
  • $30 hourly
    I worked as a Senior Software Engineer in a Chinese company, and I have about 12 years work experience. My major work was Java Server side development based on spring boot and micro-service architecture. I am also good at IM job using Erlang(XMPP). I think I'm a good team player in project teams.
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    Swing
    XMPP
    Erlang
    Java
  • $20 hourly
    I am a skilled full-stack developer with a passion for delivering timely, high-quality solutions to clients. With experience at both large and start-up companies, I have the expertise to build scalable software solutions that meet the needs of any project, from short-term to long-term. My proficiency in Go, Java, and TypeScript/JavaScript allows me to get my hands dirty and create innovative solutions for your projects. I believe that communication is key to successful project completion, which is why I prioritize constant communication with clients to clarify objectives and identify risks in a timely manner. Let me put my expertise and communication skills to work for you and help bring your project to life.
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    Mobx
    React
    ExpressJS
    Jira
    Apache Kafka
    PostgreSQL
    MongoDB
    TypeScript
    Golang
    Redis
  • $90 hourly
    full stack developer,did a lot of java project , i can do the whole front end and back end all by my self
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    Python
    Android
    C
    React
    Node.js
    MongoDB
    HTML
    JavaScript
    .NET Framework
    C#
    Neo4j
    MySQL
    Vue.js
    Java
  • $25 hourly
    Software development specialist, over 20 years experience. Backend or fullstack architect and DevOps engineer. Have lots of experience of designing, implementing, deploying and operating enterprise application on bare metal or cloud native environment. Familiar with both distributed Microservice or JavaEE architectures.
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    Alibaba Cloud
    Spring Cloud
    DevOps
    Kubernetes
    Docker
    MySQL
  • $5 hourly
    Skilled Java developer Proficient in using Springboot, MySQL, redis and other technologies for project development
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    MySQL
    Java
  • $28 hourly
    1. Solid basic computer skills, excellent code writing skills. In-depth understanding of OOP, encapsulation, inheritance, polymorphism and other programming ideas 2. Familiar with system architecture, technical scheme and R&D process of new retail, e-commerce platform and travel service platform 3. Familiar with technical R&D team construction and R&D team management 4. Familiar with enterprise digital transformation solutions 5. Familiar with Spring IOC, Spring MVC, Spring Boot, Spring Druid, Struts, Hibernate, Mybatis and other popular java frameworks 6. Familiar with AJAX technology, proficient in html5, css3, JavaScript, jQuery, vue, ext, Bootstrap and other web front-end technologies 7. Familiar with relational databases Mysql, SqlServer, Oracle and MQ and cache usage and tuning 8. Proficient in using solr, redis, RPC and other frameworks. Good at jvm tuning and understanding of java GC 9. Familiar with SpringCloud microservice framework and log analysis tool ELK
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    Oracle
    Spring Cloud
    Hibernate
    Git
    Apache Maven
    Elasticsearch
    Spring MVC
    CSS
    HTML
    JavaScript
    MyBatis
    Redis
    MySQL
    Java
  • $50 hourly
    I am Happy Zhang, an expert developer with a post-graduate in computer science and technology and 10+ years of software development experience. I am experienced in distributed system development with Java, Golang and other open source middlewares and at the same time I get a deep understanding of the these source codes. I keep an open eye for cutting-edge technologies and eager to learn those essence beneath them. No matter the length of the project, my goal is to make my clients' business run smoother and faster. When my clients win, then I win. My skills: - Expert with Java, Golang, Spring Boot and Spring cloud - Expert with MySql and performance optimization - Familiar with Python and PHP - Familiar with Docker and K8s - Quick and efficient learner - Fluent communication and strong cooperation When working on a new project, I always try my best to reach the success of clients so that we can both get better growth and future. Thank you in advance for your time and consideration. I'm looking forward to working with you soon. Rate is negotiable depends on business needs.
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    C Shell
    Linux
    Distributed Database
    Spring Cloud
    Kubernetes
    Docker
    PHP
    Python
    MySQL
    Java
    MyBatis
    Golang
  • $50 hourly
    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. Knows Java and SQL, MySQL, ClickHouse, Redis, and Flink Full project management from start to finish Regular communication is important to me, so let’s keep in touch.
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    Redis
    Apache HBase
    ClickHouse
    MySQL
    Apache Flink
    Big Data
  • $30 hourly
     Serial entrepreneur, has a strong ability to work under pressure, can stand the company's position to think, strong adaptability, high execution  Have good organization, communication, coordination skills, strong team management, project management, team training capabilities  Have good taste in design and Coding, and love to write code, think coding is an interest  Have supply chain experience, have good communication skills and a high sense of teamwork, can quickly integrate into the team  Broad technical vision, good learning ability, sensitive to new technologies in the industry, like to study, with good learning ability and focus on team work  love programming, have a strong sense of responsibility, a strong sense of innovation, can maintain the spirit of continuous progress ------------------------ # Experience in Android R&D and maintenance development, familiar with common Android components, with primary and intermediate hardware-related development capabilities  Has experience in SCM embedded product system analysis and product analysis, and has the ability to analyze and evaluate related products  With Iot hardware development experience, familiar with iot related product analysis and research and development experience  Have the ability to develop medium and large scale systems, have the experience of developing large and medium-sized systems, and have the experience and ability of system analysis, research and development, and implementation  Experience in product from 0 to 1 conception & design to production and operation, able to develop and implement overall planning  Have experience and ability in search, communication, negotiation, procurement and maintenance of supply chain of (former) company  Have a certain understanding of weak current system, and participate in the implementation of the weak current and control system design of all hardware products of the company  Has continuous entrepreneurial experience and financing experience. The financing amount of the company founded is 1500W+ and the valuation is 120 million yuan
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    NoSQL Database
    Elasticsearch
    MQTT
    SQL
    CSS
    HTML
    NodeJS Framework
    JavaScript
    C#
    Java
  • $20 hourly
    I’m a developer experienced in building websites for small and medium-sized businesses. skilled python/java web backend. Knows HTML and CSS3, vue2, jQuery
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    Electron
    Python-Requests
    Microsoft Excel
    Java
    Python
  • $15 hourly
    Hello! I'm embarking on an exciting journey as a digital nomad, bringing with me a wealth of development experience. Although I'm new to the nomadic lifestyle, my background in software development is extensive, covering a wide range of technologies and projects. I'm passionate about leveraging my skills to contribute to meaningful and challenging projects. In my quest to integrate into the community and adapt to this new way of working, my primary focus for the first six months is rapid learning and familiarization with the workflows here. During this period, I'm open to working on a variety of projects without placing too much emphasis on the cost. My goal is to build strong relationships, gain experience, and ultimately deliver exceptional value to the projects I work on. What I do best: Software Development: With years of experience under my belt, I excel in creating efficient, scalable, and user-friendly applications. Whether it's front-end, back-end, or full-stack development, I bring creativity and precision to the table. Problem Solving: I have a knack for tackling complex challenges and finding innovative solutions. My analytical skills enable me to approach problems methodically, ensuring robust and effective outcomes. Adaptability: As someone who's stepping into the digital nomad lifestyle, adaptability is one of my core strengths. I'm quick to learn new tools and technologies, making it easy for me to fit into different teams and projects. I'm eager to connect with like-minded individuals and organizations who value dedication, innovation, and flexibility. If you're interested in collaborating or wish to discuss potential opportunities, please don't hesitate to contact me. Let's explore how we can work together to create something remarkable.
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    MySQL Programming
    Kubernetes
    Java
    Node.js
    JavaScript
    React
    React Native
  • $7 hourly
    i love programming.i love programming.I am adept at using react,css,javascript,html to build front-end programs。 looking forward to working with you to write exciting front-end pages.
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    Git
    React
    webpack
    TypeScript
    CSS 3
    Kubernetes
    Lua
    MongoDB
    Redis
    Apache Kafka
    Hibernate
    MySQL
    Spring Cloud
    Java
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