Noah Weinstein

Seeking a role in Product, Engineering, or Growth — where I can work hard and make a meaningful impact.

I cofounded frontstep.ai (acquired), wore multiple hats as a TPM intern at SiPhox Health, and am currently a SWE intern at Flexcar.

Connect with me:

/beyond-work /lessons-learned

"Noah has an excellent work ethic and needs little to no external motivation. He finds himself compelled to think in terms of the broader picture, always considering the needs of the customer and the business. Rare among engineers, Noah is very charismatic. Looking forward to seeing where Noah will go in his career. "

Jordan Moradian

Growth Lead, SiPhox Health

Experience

Evenings + Weekends

Frontstep.ai

Co-founder

March 2025 - Present

Architected full-stack AI-powered lead qualification platform using Next.js 15, TypeScript, Prisma ORM with MongoDB, and layered service architecture, enabling property managers to automate 24/7 lead qualification workflows, regardless of lead source.
Integrated agentic flows with LangChain, OpenAI, Resend, and Twilio APIs for intelligent lead qualification, implementing WebSocket real-time notifications and automated SMS/email responses with custom prompt engineering for property management use cases.
Frontstep delivered 4x higher lead qualification rate compared to manual workflows across hundreds of leads
Closing acquisition exit (January 2026)

Flexcar

Software Engineer Co-op

July 2025 - Present

Shipped the "Age Up" pricing request feature, including photo upload, eligibility logic, migrations, feature flags, and Zendesk/Slack integrations, plus automated Braze reminders and result notifications (Ruby on Rails).
Built the mobile Age Up flow in React Native (request screen and approval bottom sheet) and coordinated end-to-end testing plan (React Native).
Developed the V2 referral rewards system across backend and mobile, including code generation, progress tracking, and admin tools (Ruby on Rails, React Native).
Implemented APIs for referral bonuses and account credits with validation and controlled rollout to over 10k users.

SiPhox Health

Technical Product Management Intern

May 2025 - June 2025

Developed retention analytics dashboard with interactive heatmaps (Streamlit, Python), identifying Ideal Customer Profile (ICP) that informed Series B fundraising narrative, board meetings, and growth strategy.
Built v0 of Try Sai, driving 25% increase in top-of-funnel growth, enabling 1.2k+ users to test AI blood analysis.
Conducted Cost of Goods Sold (COGS) analysis comparing supplier agreements with operational data, directly informing renegotiations with Third-party logistics (3PL) partners to improve margins.
Refactored and optimized growth reporting system (built during prior co-op), reducing runtime by 92%.

SiPhox Health

Technical Product Management Co-op

July 2024 - December 2024

Built omni-channel automated growth reporting system (Python, REST APIs), optimizing ad spend and contributing to a 12% lift in overall marketing return on ad spend (ROAS).
Developed dashboard linking onboard quiz data to Average Order Value (AOV) and product choice, guiding campaigns that reduced Customer Acquisition Cost (CAC) by 15%.
Led market research on 105 competitors, delivering interactive dashboard and weekly strategic analyses for leadership on industry trends, key players, and market opportunities.
Drove user acquisition by designing and A/B testing email flows, driving 2.3% lift in conversion rates across 70K+ recipients.