Technical Lead - AI Powered Design To Pricing Platform
- Web Spiders
- 4 - 8 years
- Kolkata
- 4 days ago
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Job Description
About the Opportunity -
Web Spiders Group is building an AI-powered design-to-pricing platform for one of India's leading textile manufacturers. The Solution targets to unify material inventory indexing, market intelligence, AI-generated collections, dynamic pricing, ESG tracking, and automated proposal generation into a single end-to-end workflow.
As Technical Lead, you will own the platform architecture end-to-end making critical design decisions across a modern stack (FastAPI PostgreSQL Elasticsearch AWS/GCP Next.js AI/ML APIs) and guiding a cross-functional team of 68 engineers through two delivery phases spanning March 2026 to November 2026.
Role at a Glance -
What You'll Own :
You are the single point of technical accountability on this platform responsible for architecture, code quality, AI integration, data pipeline design, ERP integration, cross-team API contracts, and hands-on delivery.
Platform Modules & Your Responsibilities -
Tech Lead Responsibilities :
- Architect unified PostgreSQL + Elasticsearch schema; design SAP ERP ingestion layer; oversee batch import pipelines
- Define web crawler architecture; lead WGSN/Nitva API integration design; review external data normalisation
- Design analytics dashboard APIs; define cost master data models; own pricing engine architecture
- Lead AI image generation pipeline architecture; design model serving & inference layer; define prompt engineering workflows
- Architect collaboration portal APIs; design annotation & file upload services; define CLO 3D ingestion contracts
- Design auto-proposal generation engine; architect ESG impact matrix & capacity-aware scheduling backend
- Own core platform architecture (FastAPI, PostgreSQL, Next.js); define Auth/RBAC; set up CI/CD pipelines; lead AI-native processes
- Architect QR tracking system; design production transparency data flows
Key Responsibilities -
Architecture & Technical Leadership :
- Design and own the platform architecture across all modules from API design and data modelling to AI integration and infrastructure.
- Define and enforce coding standards, design patterns, and review practices across a team of full-stack, frontend, AI/ML, and QA engineers.
- Lead architecture decisions for the FastAPI backend, PostgreSQL schema design, Elasticsearch indexing strategy, and AWS/GCP deployment topology.
- Produce and maintain architecture decision records (ADRs), API specifications, and technical design documents.
Backend & API Development :
- Architect and directly contribute to REST API development using FastAPI (Python), covering all platform modules.
- Define and oversee API versioning, JWT/OAuth authentication flows, and RBAC implementation across the platform.
- Design the integration API specifications for SAP ERP data feeds, Excel/GSheets ingestion, and third-party APIs (WGSN, Nitva).
- Own the cost master and dynamic pricing engine defining architecture for complex calculations covering knitting, dyeing, print, embroidery, and making costs with brand-specific margin rules.
Data Pipelines & ERP Integration :
- Architect the end-to-end data ingestion layer for SAP ERP exports, Excel/GSheets feeds, and external APIs.
- Define data schemas, transformation logic, and validation pipelines for all data feeds (material master, cost master, order history, capacity, CLO 3D outputs).
- Lead cross-team integration testing and contract testing against data systems.
- Design Celery-based or equivalent task queue architecture for asynchronous data processing.
AI/ML Integration :
- Architect the AI/ML integration layer connecting image generation APIs (for mood boards and collection creation), NLP services, and recommendation engines into the platform workflow.
- Define the model serving and inference pipeline in collaboration with the AI/ML engineer.
- Lead the AI image generation, and own the end-to-end collection workflow architecture..
- Evaluate and select AI API providers (image generation, NLP) based on capability, cost, and integration complexity.
Delivery, Quality & Client Engagement :
- Lead sprint demos and weekly stakeholder reviews with client team.
- Own the dependency tracker with client team ensuring data inputs per the Data Responsibility Matrix are tracked and escalated as needed.
- Drive automated testing strategy: unit, integration, and contract tests across all services.
- Own CI/CD pipeline setup, Docker containerisation, and production deployment on AWS/GCP.
- Serve as the primary technical escalation point for technical issues.
Required Skills & Qualifications -
- At least 3 years of professional Python backend development, with at least 2 years in a technical lead or architect role on production systems.
- Deep proficiency with FastAPI or equivalent async Python frameworks async patterns, dependency injection, middleware design.
- Strong PostgreSQL expertise: schema design for complex relational data, query optimisation, indexing strategies, and migration management.
- Hands-on experience with Elasticsearch or similar search engines: index design, faceted search, relevance tuning.
- Proven experience designing and building RESTful APIs at scale versioning, authentication (JWT/OAuth), RBAC, and rate limiting.
- Experience architecting ETL/data ingestion pipelines from ERP systems, Excel/CSV feeds, or external APIs.
- Working knowledge of AWS or GCP compute, managed databases, object storage, networking, and serverless where appropriate.
- Experience with Docker, GitHub Actions/GitLab CI, and infrastructure-as-code fundamentals.
- Strong software design principles: clean architecture, SOLID, TDD, and test pyramid strategy.
- Excellent communication skills for leading a cross-functional team and participating in client-facing weekly standups with a C-suite stakeholder.
Preferred Qualifications
- Experience integrating AI/ML APIs image generation (Stable Diffusion, DALL-E, Midjourney API), NLP services, or recommendation systems into production platforms.
- Prior work with SAP data structures, BAPIs, RFC connectors, or ERP system integration in any language.
- Domain exposure to textile, fashion, apparel manufacturing, or supply chain systems.
- Experience with Celery, RQ, or similar async task queue frameworks for background job orchestration.
- Knowledge of PDF/document generation (ReportLab, WeasyPrint) and QR code generation libraries.
- Familiarity with Next.js or modern React frameworks for effective API contract collaboration with the frontend team.
- Experience with ESG reporting data models or sustainability tracking systems.
- Prior experience on a joint delivery / client co-development engagement model.
What We Offer -
- Architect ownership of a greenfield AI-native SaaS platform from Day 1.
- Direct collaboration with senior leadership.
- A multi-phase, long-term engagement with AMC and ongoing product evolution post-launch.
- Competitive compensation commensurate with technical seniority.
- Complimentary Breakfast, Evening Snacks & Subsidised Lunch at the Kolkata office.
- Cross-domain exposure: AI, textile/fashion manufacturing, ERP integration, ESG, and SaaS.
Job Classification
Industry: IT Services & ConsultingFunctional Area / Department: Engineering - Software & QARole Category: Software DevelopmentRole: Technical LeadEmployement Type: Full timeContact Details:
Company: Web SpidersLocation(s): Kolkata
Keyskills: Postgresql Fast Api Python GCP Aiml AWS Nextjs Elastic Search
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