Катерина

KATERYNA DIACHENKO
JUNIOR FULL-STACK DEVELOPER
CONTACTS
Bansko, Bulgaria | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | GitHub | BitBucket | LinkedIn

PROFESSIONAL SUMMARY
Junior full-stack developer with hands-on experience shipping TypeScript features end-to-end — React, Redux
Toolkit / RTK Query on the frontend and Node.js (Fastify), PostgreSQL, Docker, and CI/CD on the backend.
Comfortable owning UI, REST APIs, and collaborative git workflows. Career switcher from financial management
with strong ownership and communication; seeking a junior full-stack remote role.

TECHNICAL SKILLS
Strong: TypeScript, JavaScript (ES6+), HTML5, CSS3, SQL · React, React Router, Redux Toolkit, RTK Query ·
Node.js, Fastify, Knex, Objection · PostgreSQL · Docker · Git / GitHub · Zod · pnpm workspaces · GitHub Actions
(CI/CD).
Familiar: Zustand, Tailwind CSS, Material UI, Styled Components, MySQL, WebSockets, Jest, React Testing
Library, React Native, Vite, Postman, Figma.

PROFESSIONAL EXPERIENCE
Junior Full-Stack Developer (Project Internship) | Binary Studio Academy
Aug – Oct 2026
Built and shipped features on an AI prompt tooling product in a TypeScript monorepo (React, Redux Toolkit/RTK
Query, Fastify, Knex/Objection, PostgreSQL):
• JWT-backed route protection on Fastify (auth guard, public vs protected routes, token payload validation).
• Fuzzy tech-stack tag suggestions end-to-end (normalization, Fuse.js ranking, reusable searchable multi-
select, workspace search by tags).
• Prompt delivery flow (get-by-id API, delivery page, inline generate result, history deep-link).
• Workspace management UI redesign and readiness/activity insights (dataset target, card stats, list sorting).
• Production-style practices: shared Zod contracts, conventional commits, Docker, GitHub Actions CI/CD.
Financial Manager | Fortuna International Ltd
Dec 2021 – Jul 2024
• Led B2B client negotiations and financial workflows (budgeting, Excel-based data analysis).
• Collaborated with marketing on website UI/content planning.

PROJECTS
PROMPTOMAT · Team | Binary Studio Academy | TypeScript, React, RTK Query, Fastify, PostgreSQL, pgvector,
Docker, Zod, MCP
Add, evaluate, and search prompts in a team workspace; generate new prompts from similar high-quality
examples; local MCP integration for coding agents.
TO-DO LIST APP · Solo | React, TypeScript, Redux Toolkit, WordPress CMS (REST), Docker, Zod
Auth-protected access, CRUD for todo lists and tasks, filtering, and persisted user data available on next login;
Dockerized local setup with React Hook Form + Zod and RTK.
INSPIRATION APP · Solo | React Native, Expo, TypeScript, AsyncStorage
Mobile app to create and browse inspiration cards: light/dark theme, bottom-tab navigation, random or custom
image/quote, gallery/camera picker, and a scrollable dashboard list.

EDUCATION
Binary Studio Academy — Full-Stack Academy · May – July 2026
IT Incubator — Frontend Development · Feb 2024 – Jun 2025
National University of Shipbuilding — Master’s in Economics · 2012 – 2018

LANGUAGES & SOFT SKILLS
English (B2) · Ukrainian (native) · Russian (fluent) · Bulgarian (working)
Problem solving · Continuous learning · Team collaboration · Ownership · Self-driven