11+ Data Science Jobs in Kolkata | Data Science Job openings in Kolkata

Job Title : Lead Java Developer (Backend)

Experience Required : 8 to 15 Years

Open Positions : 5

Location : Any major metro city (Bengaluru, Pune, Chennai, Kolkata, Hyderabad)

Work Mode : Open to Remote / Hybrid / Onsite

Notice Period : Immediate Joiner/30 Days or Less

About the Role :

• We are looking for experienced Lead Java Developers who bring not only strong backend development skills but also a product-oriented mindset and leadership capability.
• This is an opportunity to be part of high-impact digital transformation initiatives that go beyond writing code—you’ll help shape future-ready platforms and drive meaningful change.
• This role is embedded within a forward-thinking digital engineering team that thrives on co-innovation, lean delivery, and end-to-end ownership of platforms and products.

Key Responsibilities :

• Design, develop, and implement scalable backend systems using Java and Spring Boot.
• Collaborate with product managers, designers, and engineers to build intuitive and reliable digital products.
• Advocate and implement engineering best practices : SOLID principles, OOP, clean code, CI/CD, TDD/BDD.
• Lead Agile-based development cycles with a focus on speed, quality, and customer outcomes.
• Guide and mentor team members, fostering technical excellence and ownership.
• Utilize cloud platforms and DevOps tools to ensure performance and reliability of applications.

What We’re Looking For :

• Proven experience in Java backend development (Spring Boot, Microservices).
• 8+ Years of hands-on engineering experience with at least 2+ years in a Lead role.
• Familiarity with cloud platforms such as AWS, Azure, or GCP.
• Good understanding of containerization and orchestration tools like Docker and Kubernetes.
• Exposure to DevOps and Infrastructure as Code practices.
• Strong problem-solving skills and the ability to design solutions from first principles.
• Prior experience in product-based or startup environments is a big plus.

Ideal Candidate Profile :

• A tech enthusiast with a passion for clean code and scalable architecture.
• Someone who thrives in collaborative, transparent, and feedback-driven environments.
• A leader who takes ownership beyond individual deliverables to drive overall team and project success.

Interview Process

1. Initial Technical Screening (via platform partner)
2. Technical Interview with Engineering Team
3. Client-facing Final Round

Additional Info :

• Targeting profiles from product/startup backgrounds.
• Strong preference for candidates with under 1 month of notice period.
• Interviews will be fast-tracked for qualified profiles.

Desired Profile:-

Position: Relationship Manager (Agency Channel).

Age Limit: Up to 40 years.

Education & Experience Criteria: 12th Pass with minimum 2 years of experience in Insurance Sales. Graduate with minimum 1 year of experience in Insurance Sales.

Offer CTC: Upto ₹4.5 LPA.

Experience Required: Minimum 1 year in Insurance Agency Sales.

Note :-

We are looking for candidates from Insurance background. Kindly avoid sharing profiles from other industries.

Please line up the maximum profile so that we can ensure maximum closures of Front Line Sales Manager (Relationship Managers). 

Please line up the maximum profile so that we can ensure maximum closures of Front Line Sales Manager (Relationship Managers).

We are seeking an experienced and highly skilled Python Developer with some experience in Laravel to spearhead our offshore team, in managing a large-scale USA-based product platform.

As a Senior Python Developer, you will primarily focus on building efficient data-driven applications and robust web scraping solutions. You will leverage your experience with the Scrapy framework for large-scale data collection and processing. While Python is the primary language, some experience in Laravel will be essential to contribute to PHP-based projects, allowing for full-stack support when needed.

This role requires a proactive, resourceful developer who can think on their feet and efficiently tackle complex problems.

Key Responsibilities

1. Scrapy Web Scraping: Develop, optimize, and maintain web scrapers using the Scrapy framework to gather, process, and store data from various online sources.
2. Back-End Development: Design, develop, and implement scalable backend solutions in Python, focusing on reliability, efficiency, and high performance.
3. Laravel Integration (As Needed): Contribute to existing Laravel projects, working with the PHP framework to support API endpoints, and ensure seamless integration with Python-based services.
4. API Development & Integration: Build and integrate RESTful APIs to facilitate seamless communication between applications and external data sources.
5. Data Processing & Storage: Create efficient data processing pipelines and manage SQL/NoSQL databases to store and organize large datasets collected through Scrapy.
6. System Architecture: Work collaboratively with other developers to design scalable, resilient architectures that support data-heavy applications.
7. Continuous Integration & Automation: Use Python to automate tasks, optimize CI/CD workflows, and enhance deployment processes for faster and more reliable releases.
8. Mentorship & Code Review: Mentor junior developers, conduct code reviews, and contribute to maintaining high coding standards and best practices.

Qualifications

Experience

• 5+ years of professional experience in Python development, with a strong focus on web scraping using Scrapy.
• 1-2 years of experience with Laravel (intermediate understanding is acceptable for full-stack support).
• Demonstrated experience with data-driven projects, showcasing resourceful problem-solving abilities.

Technical Skills:

1. Python: Advanced proficiency in Python, particularly with libraries for data manipulation and web scraping.
2. Scrapy Framework: Extensive experience in Scrapy, including creating custom spiders, handling complex data extraction requirements, and working with proxies and data pipelines.
3. Laravel (PHP): Familiarity with Laravel for backend development, including API creation, routing, and MVC structure.
4. Database Management: Proficiency in SQL and NoSQL databases for efficient data storage and retrieval.
5. API Development: Hands-on experience with RESTful APIs and integrating external services.
6. Automation & DevOps: Familiarity with CI/CD tools, Docker, and version control systems (Git).
7. Cloud Platforms: Experience with cloud platforms like AWS, Google Cloud, or Azure is a plus.

Why Join Us?

• High-Impact Role: Work on projects where your expertise in Scrapy and Python will directly influence our data capabilities and client success.
• Growth Opportunities: Access to learning resources, mentorship, and a supportive environment for continuous professional development.
• Innovative Culture: Join a team that values out-of-the-box thinking, resourcefulness, and efficient problem-solving.

• Hands-on development and optimization of image enhancing algorithms for image processing using computational imaging
• Working with peer teams on researching and resolving complex software and system problems
• Analvze and optimize different methodologies to improve output of image processing
• Work closely with Quality Assurance teams to refine algorithms for optimal system performance
• Support products from the early development and prototyping phases through to production
• Developing functional specifications per customer requirements
• Good understanding of image processing techniques such as edge detection skills, image alignment, removing noise, image segmentation, correction/modification, compression, and image reconstruction

Purpose of the position:

This position is responsible for analyses, design, development, co-ordination, implementation, and maintenance of web & mobile application.

As the Senior .NET Developer you will work on a team of Software Engineers developing web/mobile-based applications from end-to-end in a fast-paced Agile environment.

You will develop full-stack web/mobile applications in a technical environment with Microsoft .Net, RESTful web services, HTML5, CSS3, JavaScript frameworks, SQL Server and other technologies such as Azure. This resource will be actively designing, coding, and testing new solutions.

This role requires significant leadership, collaboration, mature interpersonal and professional skills, flexibility, appreciation for craftsmanship, ability to meet project timelines and pays attention to details

Required key skills (functional/technical):

Skills (Technical / Specialist Skills)

ASP.NET, ASP.NET MVC, .NET CORE, .NET Framework 4.5 and later using Visual Studio 2015 (or later);

SQL Server 2016 or other comparable databases

React Native, AngularJS

Exposure to NodeJS

AJAX, HTML5, CSS3, LESS, XML, JSON, JQuery and JavaScript

Cloud-based application development (MS Azure)

PowerShell

Building Application Integrations using REST and SOAP

NoSQL Databases including Hadoop, MongoDB, Casandra, DocumentDB and related databases.

Containers including Docker, Kubernetes

Exposure to Xamarin

Exposure to ETL tools (e.g SSIS or Informatica);

Implement serverless solutions using Azure functions, ADF, Service Bus, Azure SQL etc

Required qualifications/experience:

Bachelor’s in computer science/ Technology or MCA.

More than 8 years of work experience on the above-mentioned technology.

3+ years’ experience working with Azure

Work experience in MNC in delivering software

About Company: Spica Systems (https://spicasys.com )

Spica Systems is a Silicon Valley based start-up, established in 2019 and are recognized as experts in building products and providing R& DandSoftware Development services in wide range of leading-edge technologies such as LTE, 5G, Cloud Services (Public -AWS, AZURE, GCP, Private -Openstack) and Kubernetes. Ithasa highly scalable and secured 5G Packet Core Network, orchestrated by ML powered Kubernetes platform, which can be deployed in various multi cloud modealong with a test tool. Headquartered in San Jose, California, we have our R& D centre in Sector V, Salt Lake Kolkata.

• Looking for a Software developer who will work on the product's Web UI side
• Hands on and working experience with React JS
• Experience in WebUI using Javascript technology.
• Experience: 2-4 years of React development in a team environment
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Redux.
• Experience with user interface design. Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.

Education: Bachelors/Masters in Computer Science, IT or Mathematics or Engineering

Traits: Quick learner, open minded, willing to learn