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java developer

Nessovo solutions

We are seeking a experienced Backend Developer with a strong command over Spring Framework (Spring Boot, Spring MVC, etc.)* to join our development team. Candidate should have 3 years* of hands-on experience in backend development, excellent problem-solving skills, and a solid understanding of software engineering principles. Must be proficient in microservices architecture.Key Responsibilities:<ul><li>Design, develop, and maintain scalable and secure backend systems using Spring Framework.</li><li>Build RESTful APIs and integrate third-party services.</li><li>Write clean, modular, and maintainable code with proper documentation.</li><li>Collaborate with frontend developers, QA engineers, and other team members to deliver complete solutions.</li><li>Optimize application performance, troubleshoot issues, and ensure high availability.</li><li>Participate in code reviews and contribute to the overall improvement of engineering best practices.</li><li>Work with databases, caching mechanisms, and messaging queues (e.g., MySQL, PostgreSQL, Redis, RabbitMQ).</li><li>Stay updated with the latest trends and technologies in backend development.</li></ul>Requirements:<ul><li>3 years of experience in backend development using Spring Boot / Spring MVC</li><li>Strong knowledge of Java and OOP concepts</li><li>Proficient in building and consuming RESTful APIs</li><li>Proven experience in microservices architecture (required)</li><li>Experience with relational databases (e.g., MySQL, PostgreSQL)</li><li>Familiarity with version control systems (e.g., Git)</li><li>Good understanding of security principles and performance tuning</li></ul>Job Type: Full-timeWork Location: In person

Java Developer

The Services Tree Enterprises 

SourceTeK (a portfolio company of The Services Tree) is hiring a Java Developer for one of its clients. This role offers the opportunity to work on scalable backend systems in a fast-paced engineering environment.Important: Please apply only if you have strong hands-on experience with Java Spring Boot.Key Responsibilities<ul><li>Develop, test, and maintain backend services using Java and Spring Boot</li><li>Design and implement secure, scalable REST APIs and microservices</li><li>Integrate frontend components such as React when required</li><li>Design event-driven systems using Kafka, RabbitMQ, SQS, or similar tools</li><li>Optimize PostgreSQL databases and write efficient SQL queries</li><li>Apply scalable design patterns and best coding practices</li><li>Deploy and manage applications on AWS, including containerization</li><li>Collaborate with cross-functional teams to deliver features on time</li></ul>Required Skills<ul><li>Strong hands-on experience with Java and Spring Boot</li><li>Good understanding of microservices and distributed systems</li><li>PostgreSQL and SQL optimization experience</li><li>Solid knowledge of OOP, data structures, and algorithms</li><li>Exposure to React or other modern frontend frameworks</li><li>Familiarity with Git, CI/CD pipelines, and AWS</li><li>Basic experience with NoSQL databases</li></ul>Nice to Have<ul><li>Experience with ERP systems or financial modules</li><li>Knowledge of caching, Pub/Sub, or real-time processing systems</li><li>Experience with message queues and streaming platforms</li></ul>What We Offer<ul><li>Salary PKR 150,000&ndash;200,000</li><li>Stable and learning-focused environment</li><li>Strong professional growth opportunities</li></ul>Interested candidates can send their resume to: talent@sourcetek.coJob Type: Full-timePay: Rs150,000.00 - Rs250,000.00 per monthApplication Question(s):<ul><li>Have you worked on Spring boot? </li></ul>Experience:<ul><li>Java Developer : 2 years (Preferred)</li></ul>Work Location: In person

Java Developer – Spring Boot

Devspark Labs

Senior Backend Developer &ndash; Java (4&ndash;5 Years Experience)We&rsquo;re looking for a highly skilled Senior Backend Developer (Java) who thrives on building scalable, secure, and high-performance systems. If you&rsquo;re passionate about writing clean code, optimizing performance, and delivering production-ready solutions, this role is for you.Responsibility:<ul><li>Architect, develop, and maintain robust backend services and APIs</li><li>Write clean, efficient, and well-structured Java code</li><li>Build scalable, high-availability systems for real-world applications</li><li>Collaborate closely with Frontend, QA, and DevOps teams</li><li>Optimize performance, troubleshoot issues, and ensure system reliability</li><li>Conduct code reviews and mentor junior team members</li><li>Integrate third-party services and manage production deployments</li></ul>Qualification Required:<ul><li>Bachelor&rsquo;s degree in Computer Science or a related field</li><li>4&ndash;6 years of hands-on backend development experience in Java</li><li>Strong expertise in Spring Boot or similar frameworks</li><li>Solid experience with RESTful APIs</li><li>Proficiency in databases such as PostgreSQL or MongoDB</li><li>Working knowledge of Git, CI/CD pipelines, and DevOps practices</li><li>Experience with Docker is a strong advantage</li></ul>Job Type: Full-timeWork Location: In person

Senior Java Backend Developer

ILI.DIGITAL GmbH

<div>
 
 We are seeking an experienced JavaFX Developer to design and develop rich, interactive desktop applications with a strong focus on performance, scalability, and elegant user experiences. The ideal candidate has deep expertise in JavaFX, core Java, and modern UI/UX design patterns, along with a proven ability to architect and deliver complex applications. You will collaborate with architects, backend developers, and designers to build responsive, modular, and high-performance applications used across enterprise environments. The role involves a balance of hands-on development, technical leadership, and mentoring responsibilities.
 
 
 
 
 
 
 Key Responsibilities
 
 
 <ul>
 <li>
 Design and implement advanced desktop applications using JavaFX, including custom controls, animations, and reusable UI components.
 </li>
 <li>
 Integrate frontend components with backend systems via REST APIs, WebSockets, or message brokers.
 </li>
 <li>
 Ensure applications are performant, responsive, and maintainable across different operating systems.
 </li>
 <li>
 Define and implement architectural patterns such as MVVM/MVC with dependency injection frameworks.
 </li>
 <li>
 Maintain clean separation of concerns and scalable component structure.
 </li>
 <li>
 Profile and optimize rendering, data binding, and asynchronous task handling.
 </li>
 <li>
 Diagnose performance bottlenecks using tools like VisualVM, JProfiler, or Java Mission Control.
 </li>
 <li>
 Implement automated unit and UI tests using JUnit, Mockito, and TestFX.
 </li>
 <li>
 Conduct code reviews and enforce best practices in maintainability, readability, and test coverage.
 </li>
 <li>
 Work closely with UX designers and backend teams to refine requirements and deliver high-quality features.
 </li>
 <li>
 Document architecture, workflows, and components for long-term maintainability
 </li>
 </ul>
 
 
 
 
 
 Job Requirements
 
 
 
 
 Technical Skills
 
 
 <ul>
 <li>
 Proficiency in Java 8+ (preferably Java 17+), including collections, multithreading, streams, and generics.
 </li>
 <li>
 Deep expertise in JavaFX (FXML, Scene Builder, CSS styling, custom components, animation, and 3D API).
 </li>
 <li>
 Strong understanding of MVVM/MVC patterns and dependency injection frameworks.
 </li>
 <li>
 Experience with REST APIs, WebSocket integration, and asynchronous programming.
 </li>
 <li>
 Hands-on experience with Maven/Gradle, Git, and CI/CD tools (e.g., Jenkins, Azure DevOps, GitHub Actions).
 </li>
 <li>
 Familiarity with unit testing and UI automation tools like JUnit, Mockito, and TestFX.
 </li>
 <li>
 Ability to tune performance and optimize UI rendering.
 </li>
 <li>
 Experience with third-party JavaFX libraries (ControlsFX, DevExpress).
 </li>
 <li>
 Familiarity with microservices communication (gRPC, event-driven design).
 </li>
 </ul>
 
 
 
 
 
 Education and Experience
 
 
 <ul>
 <li>
 Bachelor&rsquo;s or Master&rsquo;s degree in Computer Science, Software Engineering, or equivalent field.
 </li>
 <li>
 Minimum 5 years of software development experience, with at least 2 years focused on JavaFX.
 </li>
 </ul>
 
 
 
 
 
 Soft Skills
 
 
 <ul>
 <li>
 Strong analytical and problem-solving capabilities.
 </li>
 <li>
 Excellent communication and teamwork skills.
 </li>
 <li>
 Attention to detail with a focus on quality and maintainability
 </li>
 </ul>
 
 
</div>

JavaFX Developer (m/f/d)

RMA Metering Private Limited

Mid-Level Backend DeveloperLocationLahore /On-siteEmployment TypeFull-timeExperience Required3&ndash;5 years of professional backend development experienceAbout the RoleWe are looking for a skilled Mid-Level Backend Developer to design, build, and maintain scalable server-side applications and APIs. You will work closely with frontend developers, product managers, and DevOps engineers to deliver high-quality, secure, and high-performance software solutions.Key Responsibilities<ul><li>Develop, test, and maintain backend services, APIs, and database systems</li><li>Write clean, maintainable, and well-documented code following best practices</li><li>Collaborate with cross-functional teams to define and ship new features</li><li>Optimize application performance, scalability, and reliability</li><li>Implement security and data protection solutions</li><li>Troubleshoot, debug, and upgrade existing systems</li><li>Participate in code reviews and technical discussions</li><li>Contribute to system architecture and technical decision-making</li></ul>Required Skills &amp; Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or related field (or equivalent experience)</li><li>3&ndash;5 years of backend development experience</li><li>Strong proficiency in at least one backend language (e.g., Node.js, Python, Java, or Go)</li><li>Experience building RESTful APIs and microservices</li><li>Solid understanding of databases (SQL and/or NoSQL)</li><li>Familiarity with authentication, authorization, and security best practices</li><li>Experience with version control systems such as Git</li><li>Knowledge of testing frameworks and debugging techniques</li><li>Understanding of cloud platforms (AWS, Azure, or GCP)</li></ul>Job Type: Full-timePay: Rs100.00 - Rs150.00 per monthWork Location: In person

MId Level Backend Developer

Job SummaryWe are looking for a skilled Backend Developer to design, develop, and maintain server-side logic, databases, and APIs that power our applications. The ideal candidate should have strong problem-solving skills, experience with modern backend technologies, and the ability to work in a collaborative team environment.Key Responsibilities<ul><li>Design and develop scalable backend systems and APIs</li><li>Write clean, maintainable, and efficient code</li><li>Integrate databases, third-party services, and APIs</li><li>Ensure application performance, security, and reliability</li><li>Debug, test, and fix backend issues</li><li>Collaborate with frontend developers, designers, and product teams</li><li>Participate in code reviews and technical discussions</li><li>Maintain proper documentation of backend architecture and processes</li></ul>Required Skills &amp; Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science or related field (or equivalent experience)</li><li>Strong knowledge of Node.js, Python, Java, or PHP</li><li>Experience with RESTful APIs and micro services architecture</li><li>Familiarity with databases (MySQL, PostgreSQL, MongoDB, etc.)</li><li>Understanding of authentication, security, and data protection</li><li>Experience with Git version control</li><li>Good communication and teamwork skills</li></ul>Preferred Skills<ul><li>Experience with cloud platforms (AWS, Azure, GCP)</li><li>Knowledge of Docker, CI/CD pipelines</li><li>Understanding of system design and scalability</li></ul>Backend Developer &ndash; Standard Operating Procedures (SOP)1. Project Understanding<ul><li>Review project requirements and technical specifications.</li><li>Clarify doubts with the product manager or team lead before development.</li></ul>2. Development Standards<ul><li>Follow coding standards and best practices.</li><li>Write modular, reusable, and well-documented code.</li><li>Use proper naming conventions and folder structures.</li></ul>3. Version Control<ul><li>Use Git for all code changes.</li><li>Create feature branches and submit pull requests.</li><li>Ensure code review approval before merging to main branch.</li></ul>4. API Development<ul><li>Design RESTful APIs with proper request/response structure.</li><li>Implement authentication and authorization.</li><li>Validate inputs and handle errors properly.</li><li>Maintain API documentation.</li></ul>5. Database Management<ul><li>Design optimized database schemas.</li><li>Use migrations for schema changes.</li><li>Ensure data security and backup procedures.</li></ul>6. Testing &amp; Debugging<ul><li>Write unit and integration tests.</li><li>Test APIs using tools like Postman.</li><li>Fix bugs before deployment.</li></ul>7. Deployment Process<ul><li>Follow CI/CD pipeline procedures.</li><li>Verify environment variables and configurations.</li><li>Monitor logs and performance after deployment.</li></ul>8. Security Practices<ul><li>Protect sensitive data and credentials.</li><li>Implement authentication, encryption, and access control.</li><li>Regularly update dependencies.</li></ul>9. Documentation<ul><li>Maintain technical documentation for APIs, database structure, and workflows.</li><li>Update documentation after major changes.</li></ul>10. Communication &amp; Reporting<ul><li>Provide daily or weekly progress updates.</li><li>Immediately report blockers or critical issues.</li><li>Participate in team meetings and sprint planning.</li></ul>Experience Levels<ul><li>Senior Level Backend Developer: 5+ years</li></ul>Education<ul><li>Bachelor&rsquo;s degree in Computer Science, IT, Software Engineering recognized university, or equivalent practical experience.</li></ul>Job Type: Full-timePay: Rs180.00 - Rs220.00 per monthWork Location: In person

Senior Backend Developer

Crewlogix

Job SummaryWe are looking for a motivated and detail-oriented Laravel Developer - Ass to join our development team. The ideal candidate should have a strong foundation in PHP and the Laravel framework, and be eager to learn and grow while working on real-world web applications.Key Responsibilities<ul><li>Assist in developing, testing, and maintaining web applications using Laravel.</li><li>Write clean, maintainable, and efficient code.</li><li>Collaborate with senior developers and designers to implement features.</li><li>Debug and fix issues in existing applications.</li><li>Work with REST APIs and integrate third-party services.</li><li>Participate in code reviews and follow best practices.</li><li>Support deployment and basic server-side tasks when required.</li></ul>Required Skills &amp; Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or related field (or equivalent experience).</li><li>6 months to 1 year of experience as a Laravel Developer.</li><li>Understanding of MVC architecture.</li><li>Familiarity with MySQL or other relational databases.</li><li>Basic knowledge of HTML, CSS, JavaScript.</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>What is your current salary?</li><li>What is your expected salary? </li></ul>Work Location: In person

Laravel Developer - Associate

Explore 103+ Java developer in Lahore this February. Find roles across top companies and apply now to boost your career.