Jobs for freelance data science engineer python sql at Kolkata

We are hiring a senior Quality Engineering leader who owns end-to-end quality, release sign-off, and automation strategy across our platform — including AI agents, web applications, APIs, and databases. This role blends: - Quality Ownership - Automation & Agentic Testing Leadership - Release & Go-Live Authority - Product-aligned execution (PO-style...

Data ScientistPosition: Data ScientistType: Hourly ContractCompensation: $100–$150/hourLocation: RemoteAbout the OpportunityMercor is building a network of experienced Data Scientists for future projects with leading AI research organizations. These projects will focus on evaluating how effectively AI systems perform real-world data science work, including...

🚨 We are hiring at ZoltMoney. Junior QA Engineer — Manual + Automation 📍 Remote | 💼 Full-time | 1–2 years We are building a money transfer product used by people sending their hard-earned money home. That means QA is not just about finding bugs. It is about making sure someone’s money gets where it is supposed to go. We are looking for someone...

We are building a centralised marketing and sales analytics platform for a large multi-market consumer brand: a governed BigQuery data layer feeding a single, certified Power BI reporting product used by head-office marketing and sales teams and by every national market. It replaces a fragmented estate of hand-built, per-market dashboards and manual...

Technical Leader – Engineering/ KolkataExperience: 10–15 YearsLocation: Kolkata, IndiaAbout Practice by Numbers:Practice by Numbers (PbN) is a fast-growing SaaS platform helping healthcare organizationsleverage data, automation, patient engagement, and operational intelligence to improvebusiness performance and patient outcomes. We build highly scalable...

(Junior level role | 1–3 years' experience)About the firmJanuary Capital is an established venture capital manager headquartered in Singapore. At January Capital, we seek to invest in technology businesses that will power growth in the Asia-Pacific region over the coming decades. We're inspired by those individuals who are willing to dedicate themselves to...

Position Summary We are looking for a highly skilled AI Engineer - Generative AI & Agentic Systems with 3 - 8 years of experience in designing, developing, and deploying enterprise-grade AI solutions powered by Large Language Models (LLMs). The ideal candidate will have hands-on expertise in Generative AI, Agentic AI, Retrieval-Augmented Generation (RAG),...

Company Description Dimensionless Technologies is a global IT consultancy and AI services company founded in 2016 in Mumbai, India. We specialize in providing AI-based solutions to enhance operational efficiency and enable business growth for diverse industries. With offices in Mumbai and New Jersey, our expert team of data scientists, machine learning...

Data Scientist Position: Data Scientist Type: Hourly Contract Compensation: $100–$150/hour Location: Remote About the Opportunity Mercor is building a network of experienced Data Scientists for future projects with leading AI research organizations. These projects will focus on evaluating how effectively AI systems perform real-world data science...

Imaging Endpoints (IE) is an Imaging Technology and Imaging Clinical Research Organization (iCRO). We are passionately focused on our vision to Connect Imaging to the CureTM. Everything we do is aligned with this singular purpose. We work every day excited to advance imaging science, technology, and services to bring curative technologies to humankind. We...

We are looking to hire an Enterprise Data Solutions Consultant (Remote) who will be responsible for designing and delivering enterprise data solutions, data integration, and data migration initiatives for our client based in Dubai, UAE, which is one of the largest companies in the region.This position is a 12 months renewable contract and a remote work...

Bangalore - Remote Do you want to help shape software that affects thousands of lives? Who are we? We are ranked as the UK’s #1 construction specific software player and our mission is simple; to provide market leading end-to-end software solutions to the construction and construction like industries across the entire build life cycle. If you are...

Industry/SectorNot ApplicableSpecialismAssuranceManagement LevelManagerJob Description & SummaryAt PwC, our people in risk and compliance focus on maintaining regulatory compliance and managing risks for clients, providing advice, and solutions. They help organisations navigate complex regulatory landscapes and enhance their internal controls to mitigate...

Company DescriptionIFS is a billion-dollar revenue company with 7000+ employees on all continents. Our leading AI technology is the backbone of our award-winning enterprise software solutions, enabling our customers to be their best when it really matters–at the Moment of Service™. Our commitment to internal AI adoption has allowed us to stay at the...

Data QA Engineer Location : Kolkata, India (Onsite/Hybrid) Experience : 2–4 years Employment Type: Full-time ABOUT THE ROLE We are hiring a Data QA Engineer for our data engineering team. This role is responsible for validating ETL pipelines and data platforms built on Azure Data Factory, Databricks, and Microsoft Fabric, along with the downstream...

Job Description: Job Title: Research Engineer – Computer Vision & Video Analytics Location: Kolkata / Hybrid Job Summary: The Research Engineer will contribute to high-impact projects, innovating in areas like image processing, computer vision, and statistical pattern recognition. This role involves working closely with senior researchers, utilising...

We are seeking a highly skilled and motivated AWS, Python, and AI/ML Engineer to join our innovative technology team. In this role, you will design, develop, and deploy scalable cloud-based solutions leveraging AWS infrastructure, Python programming, and cutting-edge artificial intelligence and machine learning techniques. Your work will directly impact the...

About the Role We are looking for a versatile Business Process Automation Engineer who can design and build end-to-end automation - spanning browser/RPA automation, backend services and integrations, lightweight internal tools/dashboards, and AI-agent-driven workflows. You will identify manual, repetitive business processes and turn them into reliable,...

FunctionEngineeringOur CompanyWe’re Hitachi Vantara, the data foundation trusted by the world’s innovators. Our resilient, high-performance data infrastructure means that customers – from banks to theme parks ­– can focus on achieving the incredible with data.   If you’ve seen the Las Vegas Sphere, you’ve seen just one example of how we...

Line of ServiceAdvisoryIndustry/SectorNot ApplicableSpecialismMicrosoftManagement LevelSenior AssociateJob Description & SummaryAt PwC, our people in software and product innovation focus on developing cutting-edge software solutions and driving product innovation to meet the evolving needs of clients. These individuals combine technical experience with...