Top Python Developer Jobs in Delhi

Build and maintain cloud data pipelines, transformations, orchestration workflows, governance controls, and analytics-ready datasets. Integrate APIs, Databricks, BI tools, and platform connectors while troubleshooting data quality and performance issues. Collaborate with product, engineering, DevOps, security, and client-facing teams on architecture, access management, infrastructure migrations, documentation, and production support.

Build and manage production AI agents, high-precision RAG pipelines, and LLM-powered features. Develop backend architecture using Postgres, REST APIs, asynchronous programming, queues, storage, RBAC, and encryption. Integrate foundation models, establish evaluation patterns, write automated tests, monitor system health, and collaborate with product managers on reliable, secure AI applications.

Develop scalable backend services and APIs, create coding tasks and deterministic verifiers for AI systems, debug complex codebases, optimize performance, refactor legacy systems, implement features, and provide technical reviews and reasoning. The role is remote, contract-based, and part-time at 15–20 hours per week.

Leads the development of customer intelligence and AI capabilities, including Customer 360 platforms, predictive models, churn and revenue opportunity analytics, recommendation engines, executive dashboards, and AI-enabled workflows. Partners with revenue, customer success, sales, product, support, and finance leaders to identify growth opportunities, improve retention, optimize renewals, and guide strategic decisions through data-driven insights.

Provides first-line production support for enterprise applications by monitoring Splunk and New Relic dashboards, investigating alerts, triaging incidents, managing tickets, documenting evidence, escalating issues, and supporting maintenance and deployment windows. The role requires monitoring knowledge, incident management skills, clear communication, and the ability to handle multiple production incidents. Familiarity with AWS data platforms and Python, SQL, Scala, or Shell is preferred.

Analyze large healthcare datasets to extract insights, build data models, reports and dashboards, ensure data quality, collaborate with cross-functional teams, and present findings to stakeholders.

Develop and deploy generative AI, LLM, conversational AI, and autonomous agent applications. Build scalable AI pipelines, fine-tune foundation and deep learning models, integrate agentic workflows, and optimize model performance for production. Collaborate with data engineers on datasets and stay current with advances in GenAI, LLMs, RAG, multimodal learning, and MLOps.

Own end-to-end machine learning for ecommerce discovery, including recommendation and ranking models, low-latency Python serving, batch pipelines, A/B testing, and production deployments. Operate containerized services on Kubernetes, monitor systems, and extend LLM-powered shopping and catalog applications. The role requires strong recommender systems, search ranking, embeddings, vector databases, streaming, and production ML experience.

Leads statistical programming for pharmaceutical clinical development studies. Develops and validates SAS and R programs, SDTM and ADaM datasets, tables, listings, figures, Define.xml files, and regulatory submission deliverables. Oversees CRO programming work, supports clinical reports and regulatory interactions, maintains programming standards, contributes to CRF and validation planning, and collaborates with clinical, statistical, vendor, and regulatory teams.

Develop scalable full-stack web applications and AI-powered solutions using ReactJS, Python, FastAPI, PostgreSQL, APIs, cloud platforms, LLMs, RAG pipelines, and AI agents. Responsibilities include designing frontend and backend systems, optimizing databases, integrating internal and third-party APIs, deploying secure cloud applications, and following testing, code quality, security, and CI/CD best practices.

Designs and builds end-to-end automation solutions for Lilly’s global Finance organization. Responsibilities include solution design, programming, architecture documentation, testing, UAT support, validation, defect resolution, risk communication, QA, audits, and platform migrations. The role uses Python, PySpark, TypeScript, PostgreSQL, AWS, Microsoft Fabric, SAP, APIs, and emerging AI technologies while partnering with analysts, business teams, and technology stakeholders.

Develop and maintain full-stack features for a CRM and telephony integration platform. Responsibilities include frontend and backend development, production troubleshooting, feature ownership, technical debt management, code reviews, and adherence to coding standards. The role uses TypeScript, Angular, Node.js, GraphQL, and AWS serverless technologies, and requires collaboration across a distributed global team with regular time-zone overlap.

Build and manage Delta Exchange India’s algo trading community across online forums and offline events. Engage and support traders, create API tutorials and strategy content, maintain documentation and sample code, nurture power users, run ambassador and hackathon programs, gather product feedback, track community metrics, and monitor emerging AI and automation tools. The role requires practical algo trading knowledge, technical communication skills, and willingness to travel for events.

Senior Business Analyst responsible for financial and operational reporting, reconciliations, regulatory reporting, dashboards, data visualization, and ad hoc analysis. The role collaborates with Finance, Sales, Operations, Product, Tech, and payment partners to identify discrepancies, optimize processes, support product development, and deliver actionable business insights.

Lead full‑stack development and technical leadership for CFRA's next‑generation customer‑facing web applications. Mentor the team, design scalable React/TypeScript frontends and Python backends on AWS, collaborate with product stakeholders, follow Agile practices, resolve production issues, and drive continuous improvement.

Build and productionize quantitative models and ML pipelines for equity research. Source and engineer financial features, develop predictive models, collaborate with analysts to translate methodologies, maintain data pipelines, and document model assumptions to institutional standards.

Develop quantitative models for cryptocurrency derivatives and spot markets, conduct statistical and econometric analysis, build pricing and risk models, and backtest systematic trading strategies. Collaborate with trading and product teams to validate and deploy models, monitor performance, analyze high-frequency data, and communicate research insights to leadership and trading desks.

Develop, configure, and deploy conversational AI solutions using Kore.ai XO10, XO11, or Artemis. Build chatbots and AI agents, integrate LLMs, RAG, vector databases, enterprise applications, and data sources, and implement agentic AI and multi-agent orchestration. Develop REST API integrations with JavaScript, Node.js, Python, and JSON. Troubleshoot production issues, improve performance and accuracy, apply governance standards, and collaborate with business, technology, and product teams.

Lead and execute firmware development for embedded devices from requirements to production. Design, code, test, debug, and optimize system software; interface with hardware; integrate and validate new products; support QA and post-production; assess third-party/open-source software; apply embedded design best practices; research and prototype proofs of concept; mentor junior engineers.

Build and own full-stack products end to end, from requirements gathering with operational teams through design, development, deployment, instrumentation, and iteration. Develop GenAI capabilities using LLMs, agents, RAG, and workflow automation. Manage reliability through testing, code review, production support, and technical debt reduction. Collaborate clearly with nontechnical stakeholders, and at senior levels lead ambiguous projects and mentor engineers.

Develop audience segments, customer profiles, and predictive models using behavioral, transactional, viewing, and digital data. Apply statistical and machine learning methods for clustering, churn, propensity, content affinity, and customer value analysis. Conduct exploratory analysis, evaluate models, support campaign measurement, and translate findings into business recommendations. Collaborate with Marketing, Product, Media Sales, and Content teams while presenting insights to technical and non-technical stakeholders.

Build and maintain complete web applications and backend services from architecture through production. Develop responsive interfaces, APIs, background workers, data pipelines, and AI integrations. Manage cloud deployment, monitoring, CI/CD, load testing, and system optimization. The role requires end-to-end ownership, strong full-stack development skills, relational database expertise, event-driven architecture knowledge, and the ability to work independently while communicating technical tradeoffs.

Designs, maintains, and executes automated UI, functional, and regression tests for the MyWorldPanel platform. Supports manual and exploratory testing, integrates automation into Azure DevOps pipelines, manages defects, validates releases, and collaborates with Agile delivery teams. The role also requires basic AI literacy, including effective use and critical evaluation of Microsoft Copilot or similar tools.

Develop and maintain Python applications, APIs, workers, integrations, and AWS Lambda functions. Manage AWS and Linux environments, infrastructure automation, deployments, CI/CD pipelines, and production support. Improve reliability through monitoring, canary releases, rollback, and recovery practices. Maintain databases, messaging, authentication, security, dependencies, and external integrations. Apply AI-assisted development tools with human review and security validation. The role requires ownership of software delivery from application code through production.

Develop high-performance C/C++ SDK software on Linux for Nokia’s coherent DSP ASICs and optical networking products. Responsibilities include feature development, API and framework creation, hardware-software integration, pre- and post-silicon validation, debugging, testing, automation, performance optimization, and collaboration with ASIC, firmware, hardware, and architecture teams.