Si Shen — Strategy & Ops

Financial modeling. NPV models for £200M+ property portfolios against financial & socio-economic criteria.
Workflow automation. Python pipelines that eliminated 20+ hours of manual Excel work per client across multi-million-record datasets.
Stakeholder management. Presented operational scenarios & financial models to C-suite to guide hold/sell decisions and value-add timelines.

Advanced Excel (VBA)PythonPowerBITableauSQL

Oct 2021 – Jan 2024 · London

Strategy Associate @ Getir

Series D–E Quick Commerce

Unit economics. Owned weekly A/B tests on delivery & service fees — drove a 30% lift in Contribution Profit via ASP and direct fee revenue.
System integration. Led data architecture work for the £1B Gorillas → Getir merger; reconciled divergent schemas into one source of truth.
Product ops. Launched 100+ SKUs and lifted ASP 10% in a quarter; partnered with PM/Eng on the "Mix & Match" feature.
Asset tracking. Looker dashboards across 500+ digital assets for data-led budget & inventory planning.

TableauSQLLookerMixpanelJIRA

Oct 2020 – May 2021 · London

Cofounder @ MindSet

Career Strategy & Dissertation Services

Sales & account management. Bootstrapped the commercial engine; iterated through 20+ propositions to find PMF; 50% proposal-to-paid conversion.
User growth. Referral & free-trial programs hit 50% trial-to-paid; 30+ paying customers in month one at £500 LTV.

ExcelCanva

Dec 2019 – Aug 2021 · London

Marketing & Sales Executive @ Proofie

EdTech

Marketing plans & personas across 10,000 users / 5 segments; content strategy that drove 15% YoY revenue growth.
Weekly/monthly KPI recaps in Google Analytics to optimise the funnel.

Google AdwordsGoogle Analytics

// side projects

Building with AI.

🏢

Property Portfolio Asset Grouper

A browser-based tool that automates the most repetitive layer of multibillion property portfolio analysis, with multi-pass grouping logic, spreadsheet import, and multi-sheet export. Built with Claude Code as a personal exploration; later acquired by my employer, where it saves around 20 hours of manual analytical work per week.

Claude CodeJavaScriptSheetJS

🎬

Footage Analysis & Semantic Search

End-to-end pipeline turning raw CCTV footage into searchable clips. Motion detection plus vector embeddings power a UI where you can find any moment by description — no scrubbing through hours of tape.

CursorGCSBigQuery MLEmbeddings

🤖

Vocab Robot

A Telegram bot for vocabulary practice that turns ChatGPT into a personal English tutor. Bootstrapped to 6,000 users through word-of-mouth and language-learning communities.

Try it on Telegram ↗

ChatGPTTelegram APIReplit

📓

Journal Therapy

An AI therapist that reads your diary entries from Notion and returns thoughtful feedback & self-awareness prompts — turning raw daily writing into a reflective practice.

GPT 5.4Notion APIPython