Case study

Self-serve AI analytics platform for unstructured text

Qualitative analytics, automated: upload surveys, reviews, and interview transcripts, get statistically-grounded, AI-quantified insight, built end-to-end on Next.js + Nest.js + AWS.

wholesum.tech
WholeSum homepage hero, Get deeper insights from your richest data
Overview

WholeSum is a UK-based AI / data-analytics startup that turns unstructured qualitative text, surveys, reviews, interview transcripts, into reproducible, statistically-grounded insights. We partnered with WholeSum to validate self-serve demand and drive direct API adoption through a clean, fast UX focused on time-to-insight. The product was designed in 4 weeks, built in 10 weeks, validated through 2 weeks of UAT, and shipped on time on Next.js + Nest.js + PostgreSQL with S3, Cognito, and Elastic Beanstalk on AWS.

The challenge

A self-serve UX that's fast, clear, and immediately valuable, on a tight clock.

The product had to feel effortless: upload your data, get insights, navigate the results, without a sales call or a manual onboarding. That meant carefully mapping every user flow, iterating with users, and shipping a stable, intuitive experience inside a fixed delivery window.

  • Strict timeline, 4 weeks design, 10 weeks development, 2 weeks UAT
  • Self-serve UX requirements demanded careful flow mapping and iteration
  • Speed, clarity, and immediate value had to coexist with rigorous QA
  • Needed a tech foundation that could grow with API adoption post-launch
Our approach

Speed, clarity, and immediate value, end to end.

We delivered the full product lifecycle, from product strategy and design to development, testing, deployment, and ongoing maintenance. Our approach centred on speed, clarity, and immediate value, ensuring users could interact with the product effortlessly while the system delivered rapid, automated analysis.

01
Product strategy & design
4-week discovery and design sprint to lock the self-serve experience before a line of code.
02
Modern JS stack
Next.js front-end and Nest.js API on Postgres, fast to ship, easy to scale.
03
Cloud-native on AWS
S3, Cognito, and Elastic Beanstalk for storage, auth, and deployment.
04
Five core modules
Landing, Upload Flow, Analysis Results, Dashboard, and User Profile & Settings.
Results

What changed.

On time
launch delivered
to the agreed timeline
Funded
investment raised
off the back of the launch
Ongoing
engagement
continued maintenance & support
5
modules shipped
landing, upload, results, dashboard, profile

The self-serve MVP is live and in use. 7Code has excellent communication and project management skills. The team is quick to respond to the client's needs. The client is pleased with the outcome and the team's technical leadership.

EK
Emily Kucharski
CEO & Co-Founder, WholeSum
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