Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Java Full stack Engineer

JConnect Infotech

Java Full Stack Engineer / Sr Engineer

Job Requirements

Frontend Development:

  • Design and develop interactive, responsive user interfaces using ReactJS and related libraries (e.g., Redux, React Router, or Context API).
  • Implement reusable components and ensure clean, maintainable, and modular code.
  • Optimize frontend performance for speed, scalability, and cross-browser compatibility.
  • Integrate RESTful APIs and GraphQL endpoints with the frontend to deliver dynamic content.
  • Collaborate with UI/UX designers to translate wireframes and prototypes into functional applications.

Backend Development:

  • Build and maintain server-side logic, APIs, and microservices using Java and Spring Boot.
  • Design and optimize database schemas, queries, and interactions with relational databases (e.g., MySQL, PostgreSQL) or NoSQL databases (e.g., MongoDB).
  • Implement secure authentication and authorization mechanisms (e.g., JWT, OAuth2).
  • Ensure scalability, reliability, and performance of backend services through best practices like caching, load balancing, and efficient API design.
  • Write unit and integration tests to ensure robust backend functionality.

Roles & Responsibilities

  • Experience: 5 - 8 years of professional software development experience, with at least:
  • 3+ years working with ReactJS and modern JavaScript (ES6+).
  • 3+ years building backend services with Java and Spring Boot.

Frontend Skills:

  • Proficiency in ReactJS, including hooks, state management (Redux or Context API), and component lifecycle.
  • Strong understanding of HTML5, CSS3, and responsive design principles.
  • Experience with frontend build tools like Webpack, Vite, or Create React App.
  • Familiarity with TypeScript is a plus.

Backend Skills:

  • Expertise in Java (8/11/17) and Spring Boot, including Spring MVC, Spring Data, and Spring Security.
  • Experience designing and consuming RESTful APIs and knowledge of GraphQL is a plus.
  • Proficiency with ORM frameworks like Hibernate and database management (SQL/NoSQL).
  • Familiarity with microservices architecture and cloud platforms (e.g., AWS, Azure, or GCP).
  • Experience with containerization tools like Docker and orchestration platforms like Kubernetes.
  • Knowledge of frontend performance optimization techniques (e.g., lazy loading, code splitting).
  • Familiarity with Agile/Scrum methodologies.
  • Contributions to open-source projects or a strong GitHub/Portfolio showcasing relevant work.
  • Exposure to DevOps practices, such as monitoring, logging, and deployment automation.

Generic Managerial Skills, If any:

  • Work closely with product managers, designers, and other developers to define requirements and deliver end-to-end features.
  • Participate in code reviews to maintain high-quality standards and foster knowledge sharing.
  • Troubleshoot and resolve bugs, performance issues, and other technical challenges across the stack.
  • Contribute to architectural decisions and technical roadmap planning.
  • Stay updated on industry trends and emerging technologies to enhance our tech stack.
Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Java Full stack Engineer in Seattle, WA vacancy
  • $110k - $140k

     ...Must Have Technical/Functional Skills ~ Java, C++, AWS, Java full stack developer, Springboot Roles & Responsibilities Basic qualifications...  ...solutions. You build flexible systems without over-engineering and choose simple, straightforward solutions over more... 
    Java
    Flexible hours

    Tata Consultancy Services

    Seattle, WA
    2 days ago
  • $170k - $200k

     ...re seeking a Senior Fullstack Engineer who thinks in experiences, not...  ...entire system evolves. Tech stack: Python, MySQL, AWS, Big...  ...features that work Own the full stack: Acting as an architect...  ...frameworks such as Node.js , Python, Java, or Go. ~ Startup DNA:... 
    Java
    Full time

    Adora Technologies

    Seattle, WA
    20 hours ago
  • Remitly Inc. in Seattle is seeking a Full Stack Software Development Engineer II for the Post Submit Experience team. You will design and implement backend...  ...experience in software development, proficiency in Java or Go, and a degree in a relevant field. The role emphasizes... 
    Java

    Remitly

    Seattle, WA
    3 hours ago
  • $141.9k - $190.3k

     ...Senior Full Stack Engineer - Ad Decisioning Technology is at the heart of Disney's past, present, and future. Disney Entertainment and ESPN...  ...years of software engineering experience. ~ Proficiency with Java. ~ Experience with ReactJS or similar frontend frameworks,... 
    Java
    Work experience placement
    Work at office

    Disney Entertainment and ESPN Product & Technology

    Seattle, WA
    1 day ago
  •  ..., Spring IOC, Spring DAO, Spring Data, Spring JPA, Struts, Hibernate) 2. J2EE Technologies: Servlets, JSP, JSTL, JSON, JDBC, Java Beans, Collections, Exception Handling, Multi-Threading, I/O 3. Databases (SQL, MySQL, Oracle) 4. JavaScript frameworks... 
    Java

    3B Staffing LLC

    Seattle, WA
    3 days ago
  • Your Role As a Full Stack Engineer in the healthcare space, you'll architect seamless, missioncritical applications that clinicians and patients...  ...Experience building backend services and APIs using .NET, Java, Node.js, Python, or similar technologies Strong knowledge of... 
    Java
    Work at office
    Shift work
    2 days per week

    Blue Shield of CA

    Seattle, WA
    20 hours ago
  •  ...Job Title: JAVA Full Stack Developer Work Location: Seattle, WA Duration: 8+ Months Job Responsibilities: SpringBoot , KafKa , Microservices , Angular , AWS Required Qualifications: ~5+ years of experience as a Full Stack Developer with strong... 
    Java

    Ruri Software Technologies LLC

    Seattle, WA
    3 days ago
  • Java Developer MUST HAVES 4+ years Java 8+ 4+ years Spring Boot 4+ years of experience in Spring 4+ years JPA with Hibernate 4+ years Database (ANY), SQL Queries, MongoDB, Solr NICE TO HAVES AWS Redis NodeJS JS/ES6/HTMLCSS
    Java

    Damco

    Seattle, WA
    3 days ago
  •  ...Please let me know if you are available for this role Role: Java Fullstack Developer Location: Seattle, WA Type...  ...complete the following details and send me your updated resume: Full Legal Name: Current Location: Cell: Availability:... 
    Java
    Full time

    3B Staffing LLC

    Seattle, WA
    3 days ago
  •  ...businesses, communities, and economies worldwide. Position: Java Full Stack Developer III Location: Seattle, WA 98109 Duration:...  ...Shopping Platform team is seeking a Software Development Engineer who will drive innovation in our AI-enabled development lifecycle... 
    Java
    Temporary work
    Worldwide

    Tekwissen

    Seattle, WA
    2 hours ago
  •  ...Location: St Louis, MO & Bellevue, WA,Tukwila, WA More than 3 years of experience being a full-stack developer Deep knowledge of Agile development methodologies Deep knowledge of Java 8.1/Spring Boot/Docker/Anti-Fragile/Micro Services. Bachelor's degree in Management of... 
    Java

    Supreme Soft

    Bellevue, WA
    3 days ago
  •  ...ve helped thousands of candidates land full-time roles at top-tier tech companies like...  ...Recent graduates in Computer Science, Engineering, Mathematics, Statistics, or related...  ...client network in the following roles: Java Full Stack Developers DevOps & Cloud... 
    Java
    Full time

    SynergisticIT

    Medina, WA
    3 days ago
  • Seeking a Senior Specialist with 7 to 11 years of experience in Java Microservices backend development and Angular frontend to...  ...with cross‑functional teams including frontend developers, QA engineers and product managers to deliver high‑quality software products.... 
    Java

    Quantum World Technologies Inc.

    Seattle, WA
    5 days ago
  • $100k - $160k

     ...sponsorship. We are seeking an experienced Full Stack SWE   Consultant to design, develop,...  ...build end‑to‑end systems using React, Java, and AWS , helping consolidate and...  ...professional experience as a Full Stack Engineer, Software Engineer, or similar role at a... 
    Java
    Full time
    Local area
    Visa sponsorship

    Unify Consulting

    Seattle, WA
    20 hours ago
  • $1,200 per month

     ...HTML, CSS and experience with frameworks such as React or Angular. Knowledge of server-side languages such as Java or Python is also required. Compensation Full-time position with a salary of 1200$ per month. Eligibility & Requirements Applicants must have a biometric... 
    Java
    Full time
    Work experience placement

    Rapid Fix Inc

    Seattle, WA
    3 days ago
  • $1,700 per month

     ...components of our web applications. This is a full-time position with a salary of $1700 per...  ...Requirements Proven experience as a full-stack developer or similar role Strong knowledge...  ...server-side languages such as Python, Java or Nodejs Experience working with databases... 
    Java
    Full time
    Currently hiring

    BaseForce

    Seattle, WA
    20 hours ago
  •  ...Full Stack Developer A Full Stack developer is responsible for front and back-end web development in the Network Supply Chain area. Usually...  ...how to work with several languages and databases including Java, JSON, JWT token, PoP token, Spring, Spring Boot, Splunk, and... 
    Java
    Local area

    Samprasoft

    Bellevue, WA
    2 hours ago
  •  ...staffing and solutions firm that serves clients with a full range of IT services that we deliver effectively...  ...Required: 5 + years of experience as a Full stack developer Strong experience in having Angular & Java Someone background in the finance domain. Experience... 
    Java

    Sri Tech Solutions

    Seattle, WA
    2 days ago
  • $1,000 - $2,030 per month

     ...What you'll do As a Software Engineer on the Otter Marketing/Boost team, you'll...  ...general-purpose backend language (e.g., Java, Go, or Python). Solid foundation in distributed...  ...-based bonus. Benefits Summary (USA Full-Time Exempt Employees): ~ Medical, dental... 
    Java
    Full time
    Temporary work
    Work at office
    Flexible hours

    Otter

    Seattle, WA
    13 hours ago
  •  ...Senior Full Stack Developer MG2, an affiliate of Colliers Engineering & Design, is currently looking for a Senior Full Stack Developer to join our Technology team...  ...with one or more of the following: js, Java, PHP Ability to build APIs, services, and scalable... 
    Java
    Temporary work
    Summer work

    MG2 Design

    Seattle, WA
    2 days ago
  • $100k

     ...exhibiting at Oracle Cloud World/Oracle Java one (Las Vegas) -2023/2022 and at Gartner...  ...entry-level software programmers, Java full-stack developers, Python/Java developers, Data...  .../ Data Scientists, and Machine Learning engineers for full-time positions with clients.... 
    Java
    Full time
    H1b

    SynergisticIT

    Seattle, WA
    20 hours ago
  • $900 per month

    Position We are seeking a talented Full‑Stack Developer to join our growing team in Washington. Role Overview The ideal candidate will have...  ...HTML, CSS, and JavaScript. Develop back‑end services using Java. Integrate front‑end and back‑end components and ensure responsive... 
    Java
    Full time

    NovaMart Procurement

    Seattle, WA
    20 hours ago
  • $1,100 per month

    We are seeking a skilled Full-Stack Developer to join our dynamic team in Washington. As a Full-Stack Developer you will be responsible for...  ...multiple programming languages such as HTML, CSS, JavaScript, Java and Python. The role is a contract position offering a salary... 
    Java
    Contract work

    SummitLab

    Seattle, WA
    1 day ago
  • $1,700 per month

     ...Design and implement server-side code using languages such as Java, Python, or Ruby. Collaborate with database administrators to ensure...  ...a team environment. Bachelor's degree in Computer Science, Engineering, or related field. Salary This position offers a competitive salary... 
    Java
    Free visa

    PrimeEstate

    Seattle, WA
    2 days ago
  • $1,500 per month

     ...various web applications and websites for our clients. This is a full-time position with a competitive salary of $1500 per month. Responsibilities...  ...Proficiency in at least one back‑end language (e.g., Java, Python, PHP) Familiarity with database systems such as MySQL or... 
    Java
    Full time
    Work experience placement

    VitalEssence Spa

    Seattle, WA
    4 days ago
  • $1,500 per month

    Profession: Full‑Stack Developer Location: Washington, USA We are seeking a highly skilled and experienced Full‑Stack Developer to join our...  ...Experience with back‑end development using languages such as Java, Python or Ruby on Rails Familiarity with database systems such... 
    Java
    Contract work
    Relocation
    Visa sponsorship

    AdventureRecruit UAE

    Seattle, WA
    3 days ago
  • $1,100 per month

     ...and verbal. Extensive knowledge of HTML, CSS, JavaScript and other front‑end languages. Proficiency in server‑side languages such as Java, Python, or Ruby on Rails. Experience working with databases such as MySQL or MongoDB. Familiarity with Agile development... 
    Java

    Guardian Secure Services

    Seattle, WA
    1 day ago
  • $140k - $180k

     ...Job Description Software Engineer | Engineering Intelligence...  ...across our application and tech stack and is excited to solve customer...  ...features for our React dashboard and Java services that power...  ...top-tier customers. Own the full flow: design, implementation,... 
    Java
    Flexible hours

    Together For Talent

    Seattle, WA
    2 days ago
  •  ...start-up? If so, we would love to talk to you. Job Description Full Stack Developer You will be responsible for developing scalable software...  ...Strong Backend REST Services experience.Prefer Kotlin and/or Java with Spring Boot, but solid experience in any stack. Relational... 
    Java
    Remote work
    Flexible hours

    Alitheon

    Bellevue, WA
    3 days ago
  • $110.7k - $171.8k

     ...We are looking for dedicated, curious, and energetic Software Engineers who embrace solving complex challenges on a global scale. As a...  ...processes on the use of programming languages (e.g. HTML, C++, Java) to write code that fulfills website modification requests and... 
    Java
    Work at office
    Local area
    Relocation package

    Visa

    Bellevue, WA
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Java Full stack Engineer. Be the first to apply!