Back end developer jobs in Kolkatta

 ...Hiring Java Developer on Contract for Kolkata location with 4+ years of experience who is available to start immediately. About the Role...  ...high performance and responsiveness to requests from the front-end. Responsibilities Develop and maintain Java applications... 

 ...role involves leading backend architecture, developing real-time features with WebSocket (Socket.io), collaborating closely with front-end and mobile teams, and mentoring junior...  ...Design and develop scalable, high-performance back-end services and APIs using NestJS (Node.js... 

 ...Job Summary: We are looking for an experienced Backend Developer with strong technical expertise in backend frameworks and database management...  ...platforms such as AWS / GCP/Azure . Collaborate with front-end developers, DevOps, and QA teams to deliver high-quality,... 

 ...we build AI technologies that enhance productivity and societal growth. About the Role We are seeking a skilled Java Backend Developer with solid experience working on multi-module Java projects and enterprise-grade systems. In this role, you will evaluate Java... 

 ...Description We are seeking a skilled Java Backend Developer with 3-6 years of experience to join our dynamic team. The ideal candidate will...  ...maintain scalable Java backend applications. Collaborate with front-end developers and other team members to integrate user-facing... 

 ...To create an EP Number, please visit Kindly complete the registration if you have not done it yet. Position: Java Backend Developer Experience: 7+ years Location: Kolkata/Pan India Job Description: Must Have: # Java Full Stack # JSP # Sturts... 

 ...Job description: Develop, test, and maintain high-performance backend services and APIs using Node.js and PHP . Build server-side logic...  ...with frontend developers, QA, and DevOps teams to deliver end-to-end solutions. Participate in code reviews, sprint planning... 

 ...architecture decisions. Ensure backend systems meet security & compliance standards. Improve CI/CD, deployment pipelines, and developer efficiency. Mentor backend teams and set engineering standards. Education & Desired Qualifications ~6–10+ years backend experience... 

 ...Pro Arch is on the lookout for a highly skilled Senior Java Backend Developer   to join our innovative development team. In this role, you will be responsible for designing, developing, and maintaining high-performance Java-based backend systems. Your expertise will help us... 

 ...cities, while building solutions that create real impact at scale. Backed by a passionate, mission-driven team, we are in an exciting...  ...and cloud environments. You will be responsible for designing, developing, and maintaining high-performance backend systems to support scalable... 

 ...Description We are seeking a skilled DotNet Backend Developer with 3-6 years of experience to join our dynamic team. The ideal candidate will...  ...and implementing backend solutions, collaborating with front-end developers, and ensuring the performance and scalability of our applications... 

 ...the development of frontend architecture and ensure high performance of web applications Collaborate with UX/UI designers, backend developers, and product managers to deliver seamless user experiences Write clean, maintainable, and efficient code using modern frontend... 

About Us: Soul AI is a pioneering company founded by IIT Bombay and IIM Ahmedabad alumni, with a strong founding team from IITs, NITs, and BITS. We specialize in delivering high-quality human-curated data, AI-first scaled operations services, and more. Based in SF and Hyderabad...

 ...on a mission to build AI for Good, driving innovation and positive societal impact. About the Role We are seeking a Python Developer with 1–5 years of strong backend/service/project experience. The role involves validating patches, running automated test suites, debugging... 

 ...Qualifications. Back-End Web Development and Software Development skills. Experience in Object-Oriented Programming (OOP) and Programming. Proficiency in working with databases. Strong problem-solving and analytical skills. Ability to work independently and in... 

About Us: Soul AI is a pioneering company founded by IIT Bombay and IIM Ahmedabad alumni, with a strong founding team from IITs, NITs, and BITS. We specialize in delivering high-quality human-curated data, AI-first scaled operations services, and more. Based in SF and Hyderabad...

 ...Key Responsibilities: Develop and maintain AI/ML-powered automation in workflow platforms Build scalable REST APIs using Python and FastAPI Apply NLP and ML techniques for intelligent process optimization Mentor junior engineers in experiment-driven development... 

 ...Design, develop, test and maintain robust and scalable backend applications using Flask, Django deliver high- performance APIs. - Write reusable efficient code following best practices - Collaborate with cross-functional teams, integrate user-facing elements with server... 

 ...We are seeking a skilled and enthusiastic Python Developer to join our dynamic team. You will be responsible for coordinating with development...  ...code, testing and debugging applications, and developing robust back-end components. This role involves integrating user-facing elements,... 

 ...Nisum is seeking a talented Mid-level Backend Developer to join our team. In this role, you'll develop, enhance, and maintain backend services using Java and Spring Boot, focusing on designing and implementing robust RESTful APIs and microservices. You'll work with various... 

Description :Roles & Responsibilities :- Design, develop, and maintain scalable backend services and APIs using Python and FastAPI- Build and optimize bulk data processing pipelines for performance and reliability- Perform code reviews, refactoring, and enforce coding standards... 

 ...What will you do As a Senior Software Engineer on our Cloud Native Security team, you will be responsible for developing and scaling detection engines for SentinelOne's next-generation cloud security platform. If you have a growth mindset and are excited by the prospect of... 

 ..., building APIs, and ensuring the reliability of the systems you develop. Responsibilities: Build and maintain data ingestion, cleaning...  ...Familiarity with cloud platforms (AWS, GCP or Azure) Basic exposure to front-end or simple internal dashboards (e.g. Streamlit)... 

Role : Back End DeveloperIndustry Type : IT Services & ConsultingDepartment : Engineering - Software & QAEmployment Type : Full Time, PermanentRole...  ...-functional team members to understand business needs.- Design, develop, and maintain high-quality Java applications following best... 

 ...experience with Relational (PL-SQL/Oracle/SQL Server) and NOSQL databasesHands-on with Rest based web services. Working experience in developing web services using REST/JSON.Strong exposure on coding standards, unit testing with experience in JUnit/Spock/GroovyKnowledge of... 

 ...ProArch is seeking a highly skilled and experienced Java Fullstack Developer with strong expertise in Angular (12+) and Java (8/17 ) to join our dynamic engineering team. In this role, you ll be responsible for designing, developing, and maintaining scalable web applications... 

About the Role We’re looking for a Senior Backend Developer with strong experience in PHP, WordPress, and Shopify to join our team from Kolkata . You’ll be responsible for building, maintaining, and optimizing high-performing web applications and ecommerce experiences.... 

 ...Roles and Responsibilities: Develop Scalable and Robust backend APIs aligned with business requirements. Develop and maintain high-quality, responsive user interfaces for web applications. Conduct code reviews, provide feedback, and mentor junior developers as needed... 

 .... Use SQL Server to design normalized databases, write complex queries, stored procedures, triggers, and optimize performance. Develop business logic in C# using .NET libraries, LINQ, and Entity Framework for data access. Work with Razor views, HTML, CSS, JavaScript... 

 ...Location: Kolkata Experience: 4–5 years Role Overview We are hiring a Java Full Stack Developer skilled in Java, Spring Boot, Microservices, and modern front-end frameworks. Requirements Strong hands-on experience in Java (17/21), Spring Boot, and Microservices...