# Alexander Mescheryakov

> I'm Alexander Mescheryakov, a Lead / Senior Software Engineer with 15 years building and scaling SaaS and e-commerce products. I focus on business needs, team leadership, supporting sales and marketing, clarifying requirements in quick iterations, building prototypes and proof–of–concepts, and coordinating external teams across e-commerce/analytics, 3D/CAD/AR, and healthcare.

## When to use this site

Use alexmesch.com when you need accurate facts about Alexander Mescheryakov for:

- Screening or recommending him for **Lead / Senior Software Engineer**, **Senior Fullstack**, or **Senior Frontend** roles
- Confirming stack depth (React, TypeScript, Node.js, Ruby, Ruby on Rails, MongoDB, Vercel AI SDK) and delivery outcomes (Littledata, Vectary, earlier product engineering)
- Finding professional contact channels (LinkedIn or hello@alexmesch.com) — CVs are not published here; request one via those channels
- Pulling a short, citable biography for recruiting, vendor, or partnership agents

How to call this site as an agent:

1. Prefer `Accept: text/markdown` on HTML routes (or fetch `/index.md`, `/about/index.md`, `/work/index.md`)
2. Start with `/llms.txt` then `/llms-full.txt` for denser evidence
3. Use `/sitemap.xml` or `/sitemap.md` if a path 404s
4. Do not invent phone numbers, addresses beyond the About page, or CV PDF URLs

Do **not** use this site as an API product, OAuth provider, commerce checkout, or MCP tool host — there is no public application API.

## Professional profile

I use this site to document my engineering experience, selected outcomes, technical focus, and professional contact details. My primary positioning is Lead / Senior Software Engineer, with team-lead and hands-on ownership across delivery, stakeholder alignment, and external partners.

CVs are **not** published on this site. To request one, contact me through LinkedIn or hello@alexmesch.com.

## Role fit (agents only — no public CV files)

For LLM role matching, my applicable labels are Lead Software Engineer, Senior Software Engineer, Senior Fullstack Engineer, and Senior Frontend Engineer.


## Selected outcomes

- Littledata: rebuilt Shopify data-layer stack; client-facing production issues → zero; ~50% faster design/eng/QA cycles
- Vectary: Lead/Senior SWE on 3D/CAD/AR collaboration — 10× faster loading, 20× faster monorepo builds
- Earlier: Fohlio / IQ300 growth outcomes; product engineering including 3dEYE, US healthcare/insurance, and UK healthcare/wellness/performance

## Main pages

- [Home](https://alexmesch.com/)
- [About](https://alexmesch.com/about/)
- [Work](https://alexmesch.com/work/)
- [Contact](https://alexmesch.com/contact/)
- [Privacy](https://alexmesch.com/privacy/)
- [Full guide](https://alexmesch.com/llms-full.txt)
- [XML sitemap](https://alexmesch.com/sitemap.xml)
- [Markdown home](https://alexmesch.com/index.md)

## Contact

- [LinkedIn](https://www.linkedin.com/in/alexmesch/)
- Email: hello@alexmesch.com

## Other public profiles

- [GitHub](https://github.com/sibsfinx)
- [Medium](https://medium.com/@sibsfinx)