backend java developer

EZELINK TELECOM

<p>We are looking for a skilled and passionate <b>Java Developer </b>with solid experience in <b>Spring Boot and Android Mobile Application Development</b>.</p><p><b>Key Responsibilities:</b></p><ul><li>Design, develop, and maintain backend services using Java and Spring Boot.</li><li>Build, enhance, and maintain Android applications with a focus on performance and usability.</li><li>Collaborate with backend engineers and other stakeholders to deliver high-quality products.</li><li>Integrate RESTful APIs and third-party services into mobile and web applications.</li><li>Optimize applications for maximum speed and scalability.</li><li>Write clean, maintainable, and testable code following best practices and coding standards.</li><li>Participate in code reviews, testing, and debugging to ensure robust deliverables.</li><li>Stay updated with the latest industry trends and technologies in both Java backend and Android development.</li></ul><p><b>Required Skills &amp; Qualifications:</b></p><ul><li>3&ndash;5 years of hands-on experience with Java and Spring Boot.</li><li>Experience in Android development using Java.</li><li>Strong understanding of RESTful API development and integration.</li><li>Experience with SQL/NoSQL databases such as MySQL, PostgreSQL, or MongoDB.</li><li>Familiarity with tools such as Git, Gradle/Maven, and Android Studio.</li><li>Ability to troubleshoot, optimize, and maintain applications across both platforms.</li><li>Strong analytical and problem-solving skills.</li><li>Excellent communication and teamwork abilities.</li></ul><p><b>Preferred Technical Expertise</b></p><ul><li>Experience with Kotlin for Android.</li><li>Familiarity with Docker, CI/CD pipelines, or cloud platforms (AWS/GCP/Azure).</li><li>Exposure to unit testing, JUnit, Mockito, or similar frameworks.</li><li>Understanding of Agile/Scrum methodologies.</li></ul><p>Job Type: Full-time</p><p>Application Question(s):</p><ul><li>Do you have experience developing Android apps using Java? </li><li>Which mobile development tools do you regularly use? </li><li>Which backend tools/platforms have you worked with? </li><li>Which databases are you experienced with?</li><li>Share a link to your GitHub, Bitbucket, or portfolio (if any)</li><li>What testing frameworks have you used?</li><li>Briefly describe a mobile app or backend project you&rsquo;ve worked on using Java/Spring Boot. </li><li>What is your salary expectation?</li><li>Will you be able to join us immediately?</li></ul><p>Education:</p><ul><li>Bachelor's (Required)</li></ul><p>Experience:</p><ul><li>Java Developer: 5 years (Required)</li></ul><p>Application Deadline: 31/08/2025</p>

Java Developer (Spring Boot + Android)

Al Adyat consultancy

<p><b>Backend Developer (Microservices &amp; APIs) &mdash; Java / Nest.js </b></p><p><b>(Arabic nationality only)</b></p><p><b>Business Impact:</b> Build the backend services and APIs that power product features at scale &mdash; ensuring performance, reliability, security and smooth integration across systems.</p><p><b>Role Overview:</b> Design, implement and maintain scalable microservices and APIs using Java and/or Nest.js, applying best practices for distributed systems and ensuring production resilience.</p><p><b>Key Responsibilities:</b></p><ul><li>Architect and implement microservices, RESTful/GraphQL APIs and integration patterns.</li><li>Ensure reliability: caching, rate limiting, circuit breakers and graceful degradation.</li><li>Work on database schema design, query optimization and data modeling (SQL &amp; NoSQL).</li><li>Implement secure authentication/authorization and API gateways.</li><li>Build automated tests and participate in CI/CD workflows.</li><li>Monitor and profile services to diagnose performance and scalability issues.</li></ul><p><b>Qualifications:</b></p><ul><li>Strong experience with Java (Spring Boot) and/or Node.js with Nest.js.</li><li>Solid understanding of microservices patterns, API design and distributed systems.</li><li>Experience with databases (Postgres, MongoDB, Redis) and message systems.</li><li>Familiar with containerization (Docker) and cloud deployments (AKS/AKS/others).</li></ul><p><b>Preferred Skills:</b></p><ul><li>Event-driven architecture experience (Kafka/RabbitMQ).</li><li>GraphQL, API Gateway (Kong/Zuul), Redis caching and advanced telemetry (OpenTelemetry).</li></ul><p>Job Type: Full-time</p><p>Pay: QAR12,000.00 - QAR15,000.00 per month</p><p>Education:</p><ul><li>Bachelor's (Required)</li></ul><p>Experience:</p><ul><li>Backend Developer (Microservices &amp; APIs) Java / Nest.js: 4 years (Required)</li></ul><p>Language:</p><ul><li>Arabic nationality only (Required)</li></ul><p>License/Certification:</p><ul><li>degree in Computer Science, IT (Required)</li></ul>

Backend Developer (Microservices & APIs) — Java / Nest.js (Arabic nationality only)

Colruyt IT Consultancy India

<div><div><h3 class="jobSectionHeader"><b>Job Information</b></h3>
<ul><div><p>Work Experience</p>
<div><b>5-8 years</b><b>
</b></div></div><div><p>City</p>
<div><b>Hyderabad</b><b>
</b></div></div><div><p>Country</p>
<div><b>India</b><b>
</b></div></div></ul></div><div><h3 class="jobSectionHeader"><b>Job Description</b></h3>
<div><div>Java Backend Lead engineer. Angular experience will be a plus. Scrum Experience.</div><div></div><ul><li><div><br>
Hands-on experience in Java application development<br>
</div></li><li><div>
Passionate about exploring and implementing new ideas and technologies</div></li><li><div>
Experience leading a group of software developers<br>
</div></li><li><div>
Performing requirement analysis.<br>
</div></li><li><div>
Reviewing the work of other developers and providing code review feedback.<br>
</div></li><li><div>
Using coding standards and best practices to ensure quality.<br>
</div></li><li><div>
Planning, Monitoring, reporting the status of teamwork<br>
</div></li><li><div>
If required, working with architects on designs.<br>
</div></li><li><div>
Experience in estimations<br>
</div></li><li><div>
Good to have - Identifying risks and conducting mitigation action planning.<br>
</div></li><li><div>
&#8288;Excellent communication skills</div></li></ul><div></div><h3 class="jobSectionHeader"><b><br>
Requirements</b></h3><p><b>
Non-Negotiable Competencies</b></p><br>
<ul><li>
 Ability to analyze Java code - reverse engineer and come with AS-IS documentation<br>
</li><li>
 Programming Fundamentals (Java / Java Script) and Debugging Skills<br>
</li><li>
 Experience in doing 'Impact Analysis' and &lsquo;Work Package Estimation'<br>
</li><li>
 Experience with Java, Spring, Spring boot, Spring batch, Apache Solr NoSQL, Open Search Elastic Search, Websphere, Openshift, GitLab, Oracle<br>
</li><li>
 Experience with Java / J2EE frameworks across Presentation Layer Spring MVC, Business Layer (Spring), Data Layer<br>
</li><li>
 Experience working in either SAFe / Scrum and using Jira<br>
</li><li>
 Understanding of iterative, waterfall SDLC<br>
</li><li>
 Experience in RESTful services<br>
</li><li>
 Communication and collaboration skills</li></ul><div></div><p><b><br>
Negotiable Competencies</b></p><br>
<ul><li>
Colruyt Java Old stack experience<br>
</li><li>
Experience with Presentation Layer technology stack Angular 6 and above, HTML5, SS3/Bootstrap,<br>
</li><li>
Retail domain experience<br>
</li><li>
Experience working with European clients<br>
</li><li>
Java Certifications like Java Programmer, Web Component Developer, Business Component Developer, Web Services Developer (Oracle / Sun)<br>
</li><li>
 SAFe experience<br>
</li><li>
 Experience working in Support projects</li></ul></div></div></div><p></p>

Java Backend Engineer - Retail Media

<div><div><h3 class="jobSectionHeader"><b>Job Information</b></h3>
<ul><div><p>Work Experience</p>
<div><b>5-8 years</b><b>
</b></div></div><div><p>City</p>
<div><b>Coimbatore</b><b>
</b></div></div><div><p>Country</p>
<div><b>India</b><b>
</b></div></div></ul></div><div><h3 class="jobSectionHeader"><b>Job Description</b></h3>
<div><ul><li><div><div>Java Backend Lead engineer. Angular experience will be a plus. Scrum Experience.</div></div></li><div></div><li><div><br>
Hands-on experience in Java application development<br>
</div></li><li><div>
Passionate about exploring and implementing new ideas and technologies<br>
</div></li><li><div>
Experience leading a group of software developers<br>
</div></li><li><div>
Performing requirement analysis.<br>
</div></li><li><div>
Reviewing the work of other developers and providing code review feedback.<br>
</div></li><li><div>
Using coding standards and best practices to ensure quality.<br>
</div></li><li><div>
Planning, Monitoring, reporting the status of teamwork<br>
</div></li><li><div>
If required, working with architects on designs.<br>
</div></li><li><div>
Experience in estimations<br>
</div></li><li><div>
Good to have - Identifying risks and conducting mitigation action planning.<br>
</div></li><li><div>
&#8288;Excellent communication skills<br>
</div></li><li><div><div>
Develop, and maintain backend services using Java (preferably with Spring Boot).<br>
<br>
</div><div></div><br>
<div>Build RESTful APIs and integrate with third-party services.</div><div></div><div><br>
Optimize application performance and scalability.</div><div></div><div><br>
Write clean, testable, and maintainable code following best practices.</div><div></div><div><br>
Participate in code reviews, design discussions.</div><div></div><div><br>
Troubleshoot production issues and provide timely resolutions.</div><div></div><div><br>
Work as part of RUN and On call teams when required</div></div></li></ul><div></div><h3 class="jobSectionHeader"><b><br>
Requirements</b></h3><div>
Non Negotiable experience</div><div><br>
 Ability to analyze Java code - reverse engineer and come with AS-IS documentation</div><ul><li>
 Programming Fundamentals (Java / Java Script) and Debugging Skills<br>
</li><li>
 Experience in doing 'Impact Analysis' and &lsquo;Work Package Estimation'<br>
</li><li>
 Experience with Java, Spring, Spring boot, Spring batch, Apache Solr NoSQL, Open Search Elastic Search, Websphere, Openshift, GitLab, Oracle<br>
</li><li>
 Experience with Java / J2EE frameworks across Presentation Layer Spring MVC, Business Layer (Spring), Data Layer<br>
</li><li>
 Experience working in either SAFe / Scrum and using Jira<br>
</li><li>
 Understanding of iterative, waterfall SDLC<br>
</li><li>
 Experience in RESTful services<br>
</li><li>
 Communication and collaboration skills<br>
</li></ul><div>
Negotiable experience</div><br>
<div></div><ul><li>
Colruyt Java Old stack experience
<br>
</li><li>Experience with Presentation Layer technology stack Angular 6 and above, HTML5, SS3/Bootstrap,<br>
</li><li>
Retail domain experience<br>
</li><li>
Experience working with European clients<br>
</li><li>
Java Certifications like Java Programmer, Web Component Developer, Business Component Developer, Web Services Developer (Oracle / Sun)<br>
</li><li>
SAFe experience<br>
</li><li>
Experience working in Support projects</li></ul></div></div></div><p></p>

Java Backend Developer - C&M Domain

<div></div><div><div><div><div><ul><div>5 - 7 Years</div>
<div></div><div>1 Opening</div>
 <div>Hyderabad</div></ul></div><p></p><div><br>
<div><div>
</div></div></div></div><div></div><div><h3 class="jobSectionHeader"><b>Role description</b></h3>
<div><p><b>Job Title:</b> Java Developer (Spring Boot, SQL, AWS)</p>
<p><b>
Location:</b> Bangalore<br>
<b>Experience:</b> 4-8Yrs</p>
<p>
Notice Period : 0-15 days</p>
<p><b>
Primary Skills : JAVA, springboot, AWS, SQL</b></p><br>
<p></p>
<p><b>
Detailed Job description:</b></p>
<ul>
<li>Develop and maintain backend applications using <b>Java and Spring Boot</b>.</li>
<li>Experience with <b>SQL databases</b> (MySQL, PostgreSQL, or similar).</li>
<li>Hands-on experience with <b>AWS services</b> (EC2, S3, RDS, Lambda, etc.).</li>
<li>Good understanding of RESTful APIs and microservices architecture.</li>
</ul></div>
<h3 class="jobSectionHeader"><b>Skills</b></h3>
<div><p>Java Developer,SQL,AWS</p></div></div></div></div><p></p>
<br><div><h3 class="jobSectionHeader"><b>About UST</b></h3>
<div>UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world&rsquo;s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients&rsquo; organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact&mdash;touching billions of lives in the process.</div></div>

JAVA Developer with AWS

Astute Softwares

<p><b>Astute Softwares</b> is seeking an experienced and results-driven <b>Backend Developer with expertise in Java (Spring Boot)</b> to join our dynamic team. We are looking for a professional with a strong background in backend systems, a passion for building scalable applications, and hands-on experience working with modern Java frameworks. <b>Knowledge of Python will be considered a strong plus.</b> This role is ideal for someone who thrives in a collaborative environment and is ready to contribute to innovative and impactful projects.</p><p><b>Experience:</b></p><p>Relevant experience in:</p><p>Java Backend Development (mandatory)</p><p>Spring Boot Framework (Must Have)</p><p>RESTful API Development &amp; Integration (Must Have)</p><p>Database design and management (PostgreSQL/MySQL/NoSQL)</p><p>Python (Preferred / Good to Have)</p><p><b>Responsibilities:</b></p><p>Develop and maintain high-quality backend services and APIs using <b>Java and Spring Boot</b>.</p><p>Collaborate with frontend, mobile, and cross-functional teams to design, implement, and optimize backend features.</p><p>Integrate with databases, third-party APIs, and external services to ensure seamless functionality and performance.</p><p>Participate in code reviews, debugging, and troubleshooting to ensure code reliability and maintainability.</p><p>Assist with deployment, testing, and release processes across different environments.</p><p>Stay updated with the latest trends, tools, and best practices in Java backend development and cloud technologies.</p><p>Contribute to maintaining high standards of code quality, performance, and scalability.</p><p><b>Qualifications:</b></p><p><b>Educational Background (optional but preferred):</b></p><p>Bachelor&rsquo;s degree in Computer Science, Software Engineering, IT, or a related field</p><p>Equivalent practical experience is acceptable in place of formal education</p><p><b>Technical Skills:</b></p><p>Proficiency in <b>Java</b> with extensive experience in backend frameworks (<b>Spring Boot, Spring MVC, Hibernate</b>).</p><p>Strong knowledge of <b>RESTful APIs, JSON, authentication, and authorization mechanisms (OAuth, JWT, etc.)</b>.</p><p>Solid experience with relational and/or NoSQL databases (<b>PostgreSQL, MySQL, MongoDB</b>).</p><p>Hands-on experience with <b>version control systems such as Git</b>, including branching, merging, and code review workflows.</p><p>Familiarity with <b>cloud platforms (AWS, Azure, GCP)</b> and containerization (<b>Docker/Kubernetes</b>) is a plus.</p><p><b>Python development knowledge</b> will be considered a <b>preference</b> and a <b>plus point</b>.</p><p>Demonstrated ability to work independently, take ownership of projects, and collaborate effectively within cross-functional teams.</p><p>Job Type: Full-time</p><p>Pay: Rs50,000.00 - Rs100,000.00 per month</p><p>Work Location: In person</p><p>Application Deadline: 30/08/2025</p>

Backend Developer (Java/Springboot)

Realign

<div><h5 class="jobSectionHeader"><b>Job Type: Contract</b></h5>
<h5 class="jobSectionHeader"><b>Job Category: IT</b></h5>
<h4 class="jobSectionHeader"><b>Job Description</b></h4>
<p></p><p><b>Job Title: Back End Java Developer (Ex-Walmart Preferred)</b><br>
<b>Employment Type: W2 Only</b></p><p></p><p><b><br>
Role Overview</b></p><p><b>
We are seeking an experienced Back End Java Developer with a strong background in building scalable, high-performance enterprise applications. Prior experience working with Walmart or Walmart Labs (Ex-Walmart) is highly preferred. The ideal candidate will possess deep expertise in Java, microservices architecture, cloud platforms, and distributed systems.</b></p><p></p><p><b><br>
Key Responsibilities</b></p><ul><li><b>
Design, develop, and maintain Java-based backend services and APIs.</b></li><li><b>
Work on microservices architecture, ensuring scalability, reliability, and performance.</b></li><li><b>
Collaborate with front-end engineers, product managers, and DevOps teams to deliver robust solutions.</b></li><li><b>
Optimize application performance and troubleshoot production issues.</b></li><li><b>
Ensure code quality, unit testing, and best practices in software development.</b></li><li><b>
Work in an Agile/Scrum environment with continuous integration and delivery.</b></li></ul><p></p><p><b><br>
Required Skills</b></p><ul><li><b>
Strong expertise in Core Java (8/11+) and Spring Boot.</b></li><li><b>
Experience in building microservices and RESTful APIs.</b></li><li><b>
Hands-on experience with cloud platforms (GCP/Azure/AWS).</b></li><li><b>
Familiarity with Kafka, Cassandra, NoSQL databases preferred.</b></li><li><b>
Knowledge of CI/CD tools (Jenkins, Git, Maven, Gradle).</b></li><li><b>
Strong problem-solving and debugging skills in high-volume, low-latency environments.</b></li><li><b>
Excellent communication and collaboration skills.</b></li></ul><p></p>
<h5 class="jobSectionHeader"><b>Required Skills</b></h5>
Cloud Developer SQL Application Developer</div>

Back End Java Developer (Ex Walmart Preferred)-2

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