Valery Barmin

Working on Symbridge – hybrid crypto exchange focused on institutional investors. Designing an architecture of FIX and WebSocket APIs. Design FIX API specifications to meet FIX protocol. Designing infrastructure for prop trading. Development of 3200+ functional end-to-end BDD-tests for API and matching engine. Writing technical and user documentation including BPMN, UML + PlantUML, DFD diagrams. Managing development as a scrum master and product owner.

Supervising all development (mobile, frontend, backend), architecture design of REST and WebSocket API. Development of a cities/regions/countries database aggregator based on the Wikidata API and TravelPayouts API. Application interfaces design, market research using JTBD, design and copywriting of landing pages and promo-materials, ad campaigns management.

Website design and developing. Use cases analysis, respondent testing, CJM, JTBD, CustDev, AARRR usage. Sales and negotiations with customers. Online advertising campaigns.

Development of a C# app for AppPortal (Bloomberg Terminal’s application store) which uses their API and multi-criteria DEA analysis to recommend under-valued assets to traders and portfolio managers. Algorithmic robots development: data retrieving, prototyping, backtesting of trading strategies in R.

Prototyping and backtesting of trading strategies with R, parsers and trading robots development with C#. Marketing support.

Creating landing pages, including mockups, copywriting, development and integration with CRM and SQL database. Setting up online advertising campaigns: contextual, targeted, banner advertising. Writing sales texts, including email newsletters and social media posts.

Creating a new website from scratch: design, engine, coding. Transferring data from the old website. Content management, constant modernisation and restructuring of the website, redesign. Bank’s social media pages management. Development of hedging strategies, transactions with futures and options through MOEX Spectra terminal.