Case studies

Built. Shipped. Live.

Every project below is a real product, shipped on a real timeline, running in production today. Filter by how we engaged: Build a new product, Scale an existing one, or drop in a Sprint team.

Fitness coaching SaaS engineered for 12× performance at 200+ paying users

Fitness coaching SaaS founder, USA

A fitness coaching platform built on Lovable started timing out at 200 concurrent users. Stripe webhooks were failing silently, coaches weren't getting paid.

12× faster dashboards for 200+ paying coaches. Zero downtime in the migration.

28s → 0.9s

Dashboard load time

12×

Performance gain

0

Missed payments since launch

SupabaseSupabase RealtimeStripe WebhooksRedis (Upstash)Vercel

Freelance marketplace: Stripe Connect split payments in 14 days

Freelance marketplace founder, USA

A freelance marketplace built on Bolt was processing $40K/month manually via bank transfer. Stripe Connect integration was critical, and Bolt couldn't generate it cleanly.

Live in 14 days. $40K/month processed automatically. GMV grew to $78K/month by month 3.

$40K

Monthly volume automated

0

Manual transfers needed

14

Days to ship

Stripe ConnectStripe WebhooksSupabaseInngestResend

AI research SaaS: $1.2M seed round closed 2 weeks post-launch

Pre-seed AI research startup, USA

A v0-built AI research tool had beautiful UI but zero backend logic. Multi-model AI routing, vector search, and team collaboration were all needed before a seed round pitch.

Live in 18 days. Seed round closed 16 days later. 7 enterprise clients at launch.

$1.2M

Seed round closed

18

Days to ship

100K+

Documents indexed

PineconeOpenAI EmbeddingsAnthropic ClaudeOpenAI GPT-4Mistral

Live tutoring platform: 5K concurrent video sessions

Live-tutoring EdTech, USA

A live tutoring platform built in a Cursor weekend went viral on TikTok. The WebRTC layer collapsed at 80 concurrent rooms, and a paid pilot with a school district was 3 weeks away.

Scaled to 400 concurrent classrooms. 14-school multi-year contract signed within 6 weeks.

5,000

Concurrent participants tested

0

Dropped sessions in pilot week

1,184

Students in week-1 pilot

LiveKit CloudSupabaseCloudflare StreamResendInngest

HIPAA-grade scheduling for a multi-clinic network in 19 days

Multi-clinic specialist group, USA/Canada

A 14-clinic specialist group built a scheduling tool on Replit. It worked, but it stored PHI in plaintext, had no audit log, and couldn't pass a HIPAA review.

HIPAA + PHIPA audit passed with zero findings across 14 clinics.

14

Clinics migrated

23

PHI fields encrypted

7-year

Audit log retention

SupabaseAWS KMSAzure AD SSOSupabase StorageLogflare + S3

Neobank mobile onboarding: from 38% completion to 71% in 12 days

Series A neobank, EU

Kicked off in 72 hours. Rebuilt KYC, document upload, and telemetry across a two-week sprint.

Onboarding completion up from 38% to 71%. CAC down 47% in the first month.

38% → 71%

Onboarding completion

14s → 2.6s

KYC decision time

12

Days to ship

React NativeSumsub + VeriffSupabaseSentry + Firebase CrashlyticsCloudflare R2

Multi-tenant analytics: 240ms p99 across 600 customer workspaces

Growth-stage B2B analytics SaaS

A B2B analytics SaaS built on Lovable was already at 600 customer workspaces, and dashboards were taking 11 seconds to load on the larger tenants.

Dashboards from 11s to 380ms across 600 tenants. Series A closed at 3× valuation.

11s → 240ms

p99 dashboard latency

600

Workspaces migrated

2.4B

Events backfilled

ClickHouse CloudSupabaseMaterializeRedis (Upstash)OpenAI

Community SaaS: retention loops that cut churn in 9 days

Community SaaS founder, USA

A community SaaS shipped on Bolt had great signups and 18% weekly churn. Notifications were broken, search returned stale data, and admins had no moderation tools.

Weekly churn from 18% to 5-6% in 3 weeks. Notifications, search, and moderation shipped.

18% → 6%

Weekly churn

9

Days to ship

<600ms

Notification fanout

Supabase RealtimeSupabaseOneSignalTypesense CloudResend

Fleet logistics: real-time tracking for 1,400 trucks in 21 days

Regional logistics operator

A logistics company built a fleet tracker on Replit. It showed positions but no routes, no ETAs, and no driver alerts, and Excel was still the source of truth.

Live routes and ETAs across 180 vehicles. Retailer contract renewed on auto-renew.

1,400

Trucks live

21

Days to ship

<1s

ETA recalc per truck

MapboxSupabaseExpo (React Native)TwilioInngest

Creator monetization platform: 0 → $90K GMV in 6 weeks

Creator economy startup, USA

A creator monetization tool got picked up by a major creator. 18,000 creators joined a waitlist in 4 days. The v0 prototype had no checkout, payouts, or fraud handling.

18,000-creator waitlist converted. $90K GMV in 6 weeks at a 9% platform fee.

$90K

GMV in 6 weeks

18,000

Waitlist creators

15

Days to ship

Stripe ConnectSupabaseStripe RadarResendCloudflare R2

AI inbound sales agent: 4-second responses across 40 enterprise demos

AI sales-agent SaaS, USA

A Lovable-built AI sales agent UI was great in screenshots and broken in demos. Conversations forgot context, tool calls failed silently, and CRM updates dropped.

40 live demos landed 14 paying customers. 35% close rate in 30 days.

4s

Median response time

40

Enterprise demos run live

13

Days to ship

OpenAI GPT-4oAnthropic ClaudeLangGraphPineconeHubSpot API

Property management portal: 24,000 units onboarded in 20 days

Property management group, 24,000 units

A property manager juggled 6 vendor SaaS tools across 24,000 units. None talked to each other and the operations team copy-pasted between them every day.

One unified portal across 6 vendor tools. Maintenance response time down 47% in 60 days.

24,000

Units onboarded

6 → 1

Operational tools

20

Days to ship

TanStack StartSupabaseInngestTwilio + WhatsApp CloudCloudflare R2

Same-day courier marketplace: courier app shipped in 17 days

Same-day courier marketplace

A same-day courier marketplace had a great Bolt-built merchant portal. The courier side was a Google Form. They needed a real driver app for 600 couriers, fast.

Real driver app live for 600 couriers. Retail-chain partnership signed 9 days after rollout.

600

Couriers onboarded

17

Days to ship

0

WhatsApp dispatches left

Expo (React Native)MapboxSupabase RealtimeStripe Connect (Express)Cloudflare R2

AI real estate search: natural-language queries across 1.4M listings

Real estate startup, Seed stage

A real estate startup pitched 'natural-language property search' to investors using a Cursor demo. The actual search was Postgres ILIKE on titles.

Real semantic property search live. 90,000 unique searchers in launch week 1.

1.4M

Listings indexed

<400ms

Search latency

16

Days to ship

OpenAIOpenAI Embeddingspgvector (Supabase)Typesense CloudInngest

Enterprise internal AI copilot: 9,000 employees, 1 secure stack

Fortune-500 manufacturer

A Fortune-500 manufacturer wanted an internal AI copilot for 9,000 employees. Constraint: no employee data could leave their VPC. Off-the-shelf copilots were not an option.

AI copilot for 9,000 employees. VPC-isolated. Company-wide rollout in 8 weeks.

9,000

Employees in scope

4M

Internal docs indexed

0

Bytes of data egress

vLLM on AWS BedrockLlama + MistralAWS OpenSearch ServerlessAWS S3 (PrivateLink)Customer ERP (SAP)

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