Spring Jobs in Kolkata

Java Developer Senior Software Engineer Location: Kolkata Department: Engineering Experience: 4 6 years Employment Type: Full-time About Videonetics Videonetics is a global leader in AI-powered video computing solutions, offering intelligent video management, analytics, and security systems across industries. Our mission is to make the world smarter and safer through cutting-edge technology. Learn more: | Who You ll Work With You ll join a collaborative engineering team focused on building scalable video management systems, integrating advanced video protocols and analytics, and delivering mission-critical applications used across smart cities, transportation, and enterprise security. What You ll Do Design, develop, and maintain robust backend systems for video management. Integrate multiple network protocols and handle large data streams in real time. Develop RESTful APIs and microservices using Spring Boot. Implement media streaming features using RTSP/RTP and integrate ONVIF-compliant devices. Develop socket-based communication modules for real-time systems. Optimize code for concurrency, memory usage, and performance in distributed environments. Troubleshoot and debug complex system-level issues in Linux environments. Collaborate with DevOps, QA, and product teams in an Agile/Scrum workflow. Strong experience in Java development, especially in multithreaded and networked applications. Solid understanding of Spring Boot, JPA/Hibernate, and RESTful APIs. Experience with MS SQL, MySQL, MongoDB, or similar relational and NoSQL databases. Hands-on experience with socket programming and media streaming protocols (RTSP, RTP). Strong knowledge of data structures, concurrency, and performance optimization. Experience in Linux-based development environments. Familiarity with version control systems (Git) and Agile/Scrum methodologies. Excellent problem-solving skills and ability to thrive in a fast-paced environment. Why Join Videonetics Be part of an innovative company at the forefront of AI-driven video computing. Opportunity to work with top-tier partners and industry leaders. Competitive salary, performance incentives, and professional growth opportunities. Contribute to products that enhance safety, efficiency, and sustainability, making a meaningful impact. If you are passionate about building innovative, high-performance backend systems, join us and be part of Videonetics growth journey!

Job Title: Full Stack Web Developer Location: Kolkata Job Description: We are looking for a talented Full Stack Web Developer to join our team! The ideal candidate should be proficient in both frontend and backend development technologies and have solid experience in both. Roles & Responsibilities: Excellent English communication skills. A well-motivated team player who brings energy and a strong work ethic. Ability to participate in international projects. Quick learner with the ability to adapt to new technologies and techniques as required. Hands-on experience in both frontend and backend web development. Requirements: At least 3 years of relevant experience. Bachelor's Degree in Computer Science or a related field. Experience with Angular.js and Node.js. Proficiency in PHP, with knowledge of frameworks like Laravel and CodeIgniter being a plus. Strong experience with HTML5 and CSS3. What We Offer You: Flexible Working Competitive Compensation Insurance Benefits Training & Mentoring Frequent Celebrations Home Office Allowance Paid Leave Benefits Retirement Benefits Partial Course Funding Team Building Activities Qualification : Bachelor's in a Computer Science field

Job Title: Lead Web Developer Location: Kolkata Job Description: We are looking for qualified and experienced Lead Web Developers to join our team. The ideal candidate should have advanced experience with Node.js, Angular.js, and MySQL, along with solid PHP experience. Roles & Responsibilities: Solid communication skills and fluency in English. Guide team development efforts towards successful project delivery. Estimate level-of-effort and requirements for complex development projects. Guide collaboration to design effective, efficient, and scalable solutions. Be a team player with a willingness to learn on the job and contribute positively. Maintain a positive attitude. Good logical thinker with strong analytical skills. Ability to adapt quickly to new technologies, techniques, and project requirements. Excellent troubleshooting and problem-solving skills. Experience working on international projects. Manage multiple projects while meeting deadlines and maintaining high-quality results. Requirements: Bachelor's Degree or higher in Computer Science, Information Technology, or related fields. At least 4+ years of team-leading and development experience in PHP, Node.js, .Net, Java, React, and advanced JavaScript. Knowledge of MySQL, MongoDB, Postgres, and Oracle is preferred. Experience with Payment Gateway integrations is a plus. Advanced skills in Git/SVN, Docker, and Kubernetes. Familiarity with Cloud Service Providers is preferred. Capability to handle large development teams and provide technical solutions. Willing to work in any shift. What We Offer You: Flexible Working Competitive Compensation Insurance Benefits Training & Mentoring Frequent Celebrations Home Office Allowance Paid Leave Benefits Retirement Benefits Partial Course Funding Team Building Activities Qualification : Bachelor's or higher degrees in Computer Science, Information Technology, or related fields.

Job Title: Data Engineer Location: Kolkata Employment Type: Full-time Experience: 3+ years Salary: INR 10 - 15 LPA Notice Period: 30 Days Role & Responsibilities: Participate in technical and functional design discussions for sprints, modules, or projects Design and implement end-to-end data solutions involving storage, integration, processing, and visualization using Azure Ingest data from multiple sources such as SQL Server, Oracle, Excel, SQL Azure, etc., into Azure Data Factory and Azure Data Lake Storage (ADLS) Extract data from one database and load it into another, ensuring data integrity and performance Build scalable data architecture for ingestion, processing, and surfacing large-scale data for applications Utilize various scripting languages to integrate systems effectively, understanding their nuances Research and implement innovative methods to acquire data and leverage existing data for new applications Collaborate with data architects, analysts, and scientists to prepare datasets for analysis and interpretation Perform statistical analysis and fine-tune data processes based on test results Develop and extend libraries and frameworks to support data workflows Create design documents and provide technical solutions aligned with business requirements Preferred Candidate Profile: Strong understanding of database management, OLAP, and ETL frameworks Minimum 3 years experience working with Azure, Azure Data Factory, and .NET technologies Proficient in creating manual and auto-trigger pipelines in Azure Data Factory Experience in managing ETL jobs in Azure Synapse Analytics, including creating, updating, editing, and deleting jobs Ability to replicate existing application logic within Azure Data Lake, Data Factory, SQL Database, and SQL Data Warehouse environments Solid knowledge of SQL queries, SQL Server Reporting Services (SSRS), and SQL Server Integration Services (SSIS) Proven initiative and innovative mindset Strong analytical and problem-solving skills

React.js Developer Job Opening Kolkata | 3+ Years Experience (Full-Time) Position: React.js Developer Location: Kolkata, India Experience Level: Experienced Experience Required: 3+ Years Minimum Qualification: Bachelor s Degree in Computer Science, Software Engineering, or related field Job Type: Full-Time About the Role: We are seeking a talented and motivated React.js Developer to join our dynamic development team. The ideal candidate will have extensive experience in front-end development, specializing in React.js. You will play a key role in building and maintaining high-performance, scalable web applications while working closely with cross-functional teams to deliver exceptional user experiences. Key Responsibilities: Develop, enhance, and maintain scalable web applications using React.js and related technologies. Collaborate with UX/UI designers, back-end developers, and stakeholders to translate requirements into functional web solutions. Optimize application performance, responsiveness, and code quality through best practices and regular code reviews. Debug, troubleshoot, and resolve technical issues to ensure seamless user experiences. Participate actively in Agile development processes, including sprint planning, stand-ups, and retrospectives. Stay updated on the latest trends and technologies in front-end development and implement relevant improvements. Required Skills & Qualifications: Proven experience as a React.js Developer with a strong portfolio of web applications. Proficient in React.js, including libraries and tools like React Router and Redux. Strong knowledge of HTML5, CSS3, and modern JavaScript (ES6+). Experience working with RESTful APIs and integrating third-party services. Familiarity with front-end build tools such as Webpack, Babel, and package managers (npm, yarn). Proficient with version control systems, preferably Git. Excellent problem-solving and debugging skills. Strong communication skills and ability to work collaboratively in a team environment. Bachelor s degree in Computer Science, Software Engineering, or related discipline (or equivalent experience). Preferred Qualifications: Experience with TypeScript and Next.js framework. Understanding of server-side rendering (SSR) and performance optimization techniques. Familiarity with cloud platforms like AWS or Azure, and containerization tools such as Docker. Knowledge of UI/UX design principles and best practices for front-end development. Benefits: Flexible working hours to promote work-life balance. Opportunities for professional development and career growth. Collaborative, inclusive, and supportive work environment. Exposure to cutting-edge projects and technologies. Qualification : Bachelors degree in Computer Science, Software Engineering, or related discipline (or equivalent experience).q

Position: Fire Fighting Engineer Department: Water, Gas & Utilities Location: Kolkata Job Overview We are seeking a skilled and experienced Fire Fighting Engineer to lead the design and engineering of fire protection systems across various industrial settings, including process plants, steel mills, and heavy industries. The ideal candidate will have in-depth expertise in fire fighting technologies and a proven track record in delivering detailed engineering solutions. Key Responsibilities Develop both basic and detailed engineering designs for a variety of fire fighting systems in process plants and heavy industrial sectors. Design and implement fire suppression systems, including Fire Hydrants, Medium and High-Volume Water Systems (MVWS & HVWS), and Sprinkler Systems. Work closely with vendors and suppliers to manage the complete engineering process, including the preparation of detailed Bill of Quantities (BOQ) and technical specifications. Ensure all systems comply with safety standards, codes, and regulations. Skills & Expertise Strong expertise in designing and implementing water-based, gas-based, foam, and other chemical fire fighting systems. Hands-on experience with Fire Hydrants, MVWS, HVWS, and Sprinkler system design and installation. Proven experience in vendor coordination and preparing comprehensive detailed engineering documents, including BOQ. Qualifications Education: B.E./B.Tech. in Mechanical or Chemical Engineering. Experience: 6-15 years of experience in fire protection engineering, particularly in process plants or heavy industries. Qualification : B.E./B.Tech. in Mechanical or Chemical Engineering