World-Class Freelance Engineering & Consulting
End-to-End Data Analytics & Lakehouse Development, Modern Website Design & Zero-Idle Cloud Hosting, 24/7 Autonomous AI Workers, and Turnkey Custom Product Engineering. Direct senior execution from a 14+ year enterprise Data Architect.
How We Can Work Together
Choose the engagement model that best matches your team's timeline, budget, and engineering capacity.
Turnkey Sprints & Milestones
Ideal for defined requirements such as building an end-to-end Data Lakehouse, deploying an autonomous AI worker, designing a modern web platform, or executing a rapid 2-week performance tuning sprint.
- Clear statement of work & fixed milestones
- 100% code handover & complete documentation
- Rigorous testing & CI/CD deployment
- 30-day post-delivery warranty support
Fractional Data Architect
Get senior enterprise data leadership without the full-time C-suite overhead. Ideal for growing teams needing architecture reviews, stack selection, FinOps optimization, and mentoring.
- 10 to 20 hours per week dedicated allocation
- PR reviews & architecture sanity checks
- Data engineer coaching & interview support
- Direct Slack / Teams async communication
Audit & Optimization Sprint
Fast 1 to 2-week intensive audit targeting runaway cloud costs, memory-choked Spark jobs, slow analytical dashboards, or fragile legacy data pipelines.
- Deep codebase & telemetry inspection
- Concrete bottleneck identification report
- Tested code refactorings & config patches
- Guaranteed 50-70% performance boost
Engineered to Win World-Class Global Clients & Indian Innovators
Whether you are a global enterprise in the US/Europe requiring rigorous compliance or a fast-scaling Indian venture demanding rapid ROI, our delivery standards are tailored to exceed expectations.
For Global Enterprise & Tech Leaders
Enterprise-grade architecture, seamless timezone overlap, and strict regulatory adherence built for international leaders.
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SOC2, HIPAA & FINRA Governance Hardened data pipelines designed to pass the strictest corporate compliance and data privacy audits.
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Direct Timezone Sync (EST, PST, GMT, CET) Reliable daily synchronous overlap, fluent English communication, and async Slack/video standups.
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Aggressive FinOps Cloud Cost Control Right-sizing AWS, GCP & Databricks clusters to save $2,000 to $10,000+ monthly in wasted compute.
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100% IP Transfer & Multi-Currency Billing Clean modular codebases with full IP ownership, formal NDAs, and invoicing in USD ($), EUR (€), or GBP (£).
For Indian Innovators & Growing Ventures
Direct senior architect accountability, rapid 2-week turnaround, and maximum value per development sprint.
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100% Senior Architect Delivery Direct execution with a 14+ year Data Architect — zero junior handoffs, no bloated agency middle-management.
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Rapid Turnaround & High Sprint ROI Agile 1 to 2-week milestones designed to take your pipelines, AI workers, and web platforms live with lightning speed.
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Post-Launch Warranty & Milestone Support Dedicated warranty window after every release, prompt milestone turnaround, and thorough documentation for worry-free handover.
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GST-Compliant Invoicing in INR (₹) Seamless domestic invoicing with full GST input tax credit, MSME-friendly terms, and flexible milestone payments.
Freelance & Consulting Service Catalog
Proven technical solutions engineered for scale, reliability, and business impact.
End-to-End Data Analytics & Lakehouse Development
Turnkey data lifecycle delivery from raw ingestion to executive BI — backed by 14+ years of proven scale.
Architected for world-class global enterprises and fast-moving Indian innovators. Complete end-to-end data analytics engineering: automated ingestion, Medallion Lakehouse (Bronze/Silver/Gold on Databricks/Delta Lake/Snowflake), dimensional data marts, and executive dashboards (Power BI/Tableau). Backed by a verified 14+ year track record designing systems handling 3TB+ daily datasets, 10M+ transaction streams, FINRA/HIPAA compliant data governance, sub-second queries, and resilient pipeline architectures built for high availability.
Key Deliverables Included:
Modern Website Design, Cloud Hosting & Serverless Deployment
High-converting, responsive web platforms containerized on Google Cloud Run & AWS — ultra-fast, secure, with zero-idle hosting costs.
Bespoke web engineering combining modern visual aesthetics with enterprise-grade serverless cloud architecture. We design lightning-fast, mobile-responsive web platforms with curated typography, dark/light modes, micro-animations, and strict SEO optimization. Deployed via lightweight Docker containers to Google Cloud Run, AWS, or Vercel, complete with free automated SSL/TLS certificates, CDN acceleration, anti-bot spambot security shields, custom domain setup, and zero-idle cloud billing (pay only when visitors arrive).
Key Deliverables Included:
AI-Powered Workflow Automation (24/7 Autonomous Workers)
Convert costly manual operations into 24/7 autonomous AI workers that run continuously with zero errors.
Replace repetitive, error-prone manual tasks with intelligent digital workers running 24 hours a day, 365 days a year. Leveraging state-of-the-art LLMs (Gemini, Claude, GPT-4) and autonomous workflow agents, we automate document parsing (PDFs, invoices, receipts), cross-system data reconciliation (CRM, ERP, SQL, Sheets), customer inquiry routing, automated research, and intelligent exception handling. Cut operational costs by up to 80% while scaling capacity around the clock with zero human fatigue.
Key Deliverables Included:
Turnkey Project Work & Custom Product Development
From napkin concept to production-grade SaaS or enterprise data platform — rapid engineering with 100% IP ownership.
End-to-end technical execution for startups, founders, and enterprises seeking to build custom software, analytics platforms, or internal business tools. We handle the entire engineering lifecycle: architecture design, database modeling (PostgreSQL/MySQL/NoSQL), robust backend APIs (Python, FastAPI, Flask), intuitive frontends, automated test suites, and cloud infrastructure setup. You get direct senior engineering leadership, fast milestone-driven delivery, daily async updates, and 100% intellectual property ownership upon completion.
Key Deliverables Included:
PySpark, Databricks & Lakehouse Performance Optimization
Eliminate pipeline bottlenecks, reduce job runtimes by 50-70%, and slash monthly cloud compute costs.
Deep forensic optimization of struggling PySpark, Databricks, and SQL workloads. Memory profiling, partition rebalancing, broadcast join optimizations, data skew mitigation, and cluster configuration rightsizing to turn hours-long batch jobs into minutes while dramatically reducing cloud compute bills on AWS, GCP, and Azure.
Key Deliverables Included:
Fractional Data Architect & Strategic Advisory Retainer
Senior enterprise data leadership and technical strategy without the full-time executive payroll overhead.
Partner directly with founders, CTOs, and engineering leaders as an embedded Fractional Data Architect. Guide data roadmaps, tech stack selection, PR reviews, hiring assistance, data engineering mentoring, and vendor RFP audits to de-risk key architectural investments and accelerate product delivery.
Key Deliverables Included:
Why Partner With Sagar Shingare
Enterprise reliability meets independent agile speed.
100% Senior Hands-On Execution
No bait-and-switch. You work directly with a 14+ year veteran who has held Lead and Architect roles delivering mission-critical platforms across premier global IT consultancies, top data analytics practices, and Fortune 500 enterprise clients.
Cross-Domain Acumen
Deep familiarity with industry nuances — from BFSI FINRA regulatory standards and healthcare HIPAA oncology pipelines, to retail CPG promotional AI and insurance claims models.
Zero Vendor Lock-in
Architectures built around open modern standards: Apache Spark, Delta Lake, Apache Iceberg, dbt, and clean modular Python/Scala code your team can easily maintain.
Obsessive FinOps Focus
Every pipeline is engineered for efficiency. Workloads are tuned to minimize cluster sizes, prevent shuffle spill, and slash cloud compute bills on AWS, GCP, and Azure.