HELLO THERE ! PulkitBanta

Hi 👋, I'm Pulkit Banta

Senior Full Stack Engineer — TypeScript • React • Golang • AWS

5+ years building full-stack SaaS products and scalable systems across frontend and backend. Focused on AI-powered products, LLM integrations, MCP servers, and AWS-based cloud infrastructure.

[email protected]

< Blogs />

Thoughts on software engineering, AI, and more

< Work Experience 👷‍♂️ />

FunnelStory

Senior Software Engineer

June 2024 - Present

AI-powered customer success platform — building agentic systems, MCP servers, and full-stack architecture at scale.

  • Built an agentic chat system with RBAC-scoped tools and human-confirmed execution for direct platform actions.
  • Shipped MCP tooling exposing platform features through ChatGPT and Claude, with usage monitoring and access controls.
  • Reduced OpenAI costs by 75% and improved AI response accuracy by 50% through prompt optimization and backend pipeline improvements.
  • Built an AI evaluation harness using GePA and DSPy techniques, enabling engineers to iterate on prompts with automated verification (80%+ pass rates).
  • Designed secure, shareable dashboards with RBAC and AI-driven chart drill-down, backed by production monitoring and evals.
  • Optimized queries and processing pipelines, bringing 99th-percentile API response times under 100ms.
  • Led architecture discussions, code reviews, and mentoring while owning features end to end.

FunnelStory

Software Engineer

Oct 2022 - June 2024

Full-stack development with React, TypeScript, Golang, streaming systems, and enterprise integrations.

  • Reduced onboarding time from hours to under 30 minutes with automated setup workflows and AI-suggested configuration based on customer data.
  • Built and maintained 10+ enterprise integrations (HubSpot, Zendesk, Zoom, Gong, Salesforce) using OAuth, live sync, and async backfill pipelines.
  • Developed ChatGPT-like streaming responses using ReadableStream and optimized Golang streaming APIs.
  • Built interactive dashboards and journey maps using React Flow, Highcharts, and Nivo, increasing user engagement.
  • Established and maintained a shared design system and component library, ensuring UI consistency across the product.
  • Enhanced sync logic with goroutines for 2x faster concurrent performance across tenants.

Medly

Software Developer

Apr 2021 - Oct 2022

Healthcare platform using React/TypeScript with TDD, AWS services, and open-source contributions.

  • Led UI development and built a configuration system for dynamic B2B healthcare contracts.
  • Introduced TDD practices across the team, reducing production bugs by 90%.
  • Built an internal CI/CD and CloudWatch monitoring tool, improving deployment time by 40%.
  • Contributed to medly-components, an open-source React UI library, and an internal Okta auth library.

Acquest Solutions

Frontend Engineer

Jan 2021 - Mar 2021

Angular assessment platform with dynamic forms and business logic.

  • Built an Angular assessment platform for schools enabling teacher-created assessments and student study workflows.
  • Implemented test-timer logic and window-change detection, and mentored teammates on modern JavaScript/CSS practices.

< Projects />

Tools and apps created by me for learning and having fun :)

Made with ❤️ by Pulkit Banta