Bohdana

Bohdana Plyska
Node.js developer

Contact Information
Bohdana Plyska
Software Engineer | Node.js Developer

Lviv, Ukraine
[open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section)
LinkedIn
GitHub

Summary of
Qualifications Results-driven and highly analytical Node.js developer with a strong foundation in backend
development, clean architecture, and service-oriented design. Skilled in building scalable,
maintainable systems using NestJS, PostgreSQL, and asynchronous workflows with Redis
and RabbitMQ.

Experienced in integrating complex third-party APIs (Shopify, Stripe) and working in
modular monorepo architectures. Strategic thinker with a methodical, detail-oriented
mindset, passionate about building impactful SaaS platforms.

Reliable and proactive team player, committed to continuous improvement and delivering
production-ready code that balances performance, clarity, and flexibility.

Skills Programming Languages/ Frameworks
Technologies
▪ NestJS
▪ JavaScript ▪ Express.js
▪ TypeScript ▪ TypeORM
▪ Node.js ▪ Sequelize

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 ▪ SQL ▪ Prisma
▪ Java ▪ Spring Boot
▪ Hibernate
RDBMS
Application/Web Servers
▪ My SQL
▪ PostgreSQL ▪ AWS
▪ MariaDB ▪ Docker
▪ Redis
Development Tools
▪ Elasticsearch
▪ MySQL
▪ DataGrip
Methodologies
▪ DBeaver
▪ Agile ▪ Git/GitHub/GitLab
▪ Postman
▪ SCRUM
▪ Swagger (API Documentation & Testing)
▪ Visual Studio Code
▪ WebStorm
▪ IntelliJ IDEAA
▪ Power BI
▪ Puppeteer
▪ Shopify API
▪ Google Places API
▪ Stripe
▪ Azure Key Vault
▪ SonarQube
▪ Snyk
▪ RabbitMQ

Testing Tools

▪ Junit
▪ Jest

Operating Systems

▪ Windows
▪ MacOs
▪ Linux

Experience

BeSwift
Project Description A B2C ride-sharing backend platform for drivers and passengers. The system supports
multilingual segmented trips, seat bookings, chat, ratings, emergency SMS alerts, and a
dedicated admin panel with OTP-based login and password reset. Built as a monolithic REST
API with NestJS, PostgreSQL, and integrations with Twilio and AWS S3.
Customer Algeria-based B2C ride-sharing startup
Company Tallium
Involvement Duration: December 2025 - February 2026
Project Role: Backend developer
Responsibilities ● Developed authentication flows for both users and admins, including OTP login
and secure password reset via SMS
● Implemented user profile management: language, safety contact, avatar upload via
AWS S3

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 ● Built OTP module covering signup, password reset, and admin login flows with
cooldowns, expiry, and hashed code storage
● Developed token-based password recovery using one-time secure links (for both
users and admins)
● Delivered ride-linked messaging features and analytics components for the admin
panel
● Integrated Twilio (SMS) and AWS S3 for avatar and file storage

Project Team Size: 7 team members
Tools & Technologies: NestJS, Node.js, TypeScript, PostgreSQL, TypeORM, JWT, Passport, bcrypt, Twilio (SMS), AWS
S3, AdminJS, Swagger, Docker.

EchoVault
Project Description A B2C backend platform for secure digital vault and life & legacy management. Users store
sensitive records, assign trusted and escalation contacts, and configure check-in flows with
automated escalation via push, email, SMS, and voice. Includes OTP login, 2FA, web
verification, and an AdminJS panel. Built as a monolithic NestJS API within a shared
monorepo architecture.
Customer: US-based client building a B2C life & legacy management product
Company: Tallium
Involvement Duration: October 2025 - Present
Project Role: Backend developer
Responsibilities ● Built the backend system architecture and major user workflows, including secure
data storage and conditional access flows
● Designed core domain models and REST APIs for managing users, contact
relationships, and personal data entries
● Implemented custom authentication logic with OTP (SMS), JWT, and 2FA (TOTP +
backup codes)
● Developed scheduled processing and multi-channel notification flows (push, email,
SMS, voice)
● Created secure token-based verification endpoints with dynamic expiration and
status tracking
● Delivered robust input validation, centralized error handling, and modular API
design with shared libraries
● Integrated AdminJS for internal operations and data visibility

Project Team Size: 6 team members
Tools & Technologies: NestJS, Node.js, TypeScript, PostgreSQL, TypeORM, Passport (JWT), Twilio (SMS & Voice),
SendGrid, Firebase Admin, AdminJS, Swagger, Docker, Git, Eslint, Prettier

Forstock
Project Description: A Shopify-integrated SaaS platform that empowers merchants with intelligent inventory
management, demand forecasting, and automated supplier ordering across multiple
locations. The system improves operational efficiency, prevents stockouts, and enables
real-time analytics and synchronization across sales channels.

Customer: Internal B2B SaaS product targeting Shopify merchants
Company: Tallium
Involvement Duration: June 2025 - Present

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 Project Role: Backend developer
Responsibilities:
● Developed backend logic for inventory analytics, forecasting, and supplier order
automation
● Designed scalable data models and modular APIs for products, suppliers, and
locations
● Integrated Shopify APIs for real-time synchronization across store entities
● Implemented asynchronous workflows with Redis and RabbitMQ
● Built onboarding automation, user-specific filter views, and configuration logic
● Maintained code quality via NestJS architecture and documentation-first
development
● Collaborated with frontend/product teams to define contracts and delivery
timelines
● Helped design and maintain a monorepo structure with clear internal service
separation

Project Team Size: 7 team members
Tools & Technologies: NestJS, Node.js, TypeScript, PostgreSQL, TypeORM, Redis, RabbitMQ, Docker, GitHub,
Shopify API, GraphQL API, Postmark, Swagger, Eslint, Prettier, Husky, Commitlint

MicroGenDX
Project Description: A large-scale molecular diagnostics platform for ordering and processing laboratory tests
(e.g., PLR tests and infectious disease diagnostics). The system includes three main
modules: an admin panel for order and data management, a customer-facing website for
test purchases, and a back-office interface for logistics and processing oversight. Users can
register, purchase tests, receive email notifications, and track results online.

Customer: US company
Company: Dashdevs
Involvement Duration: 7 months
Project Role: Backend developer
Responsibilities: ● Designed and developed backend architecture using NestJS and PostgreSQL
● Implemented integrations with external services (Stripe, Shopify, Shippo/FedEx,
Google Places API)
● Designed and optimized database schemas and migrations using TypeORM
● Implemented secure data handling using Azure Key Vault and file storage with AWS
S3
● Developed automated notifications, reporting features, and PDF generation using
Puppeteer
● Resolved production issues and edge-case API errors while maintaining system
stability

Project Team Size: 6 team members
Tools & Technologies: Node.js, NestJS, PostgreSQL, TypeORM, AWS S3, Azure Key Vault, Shippo API, TrustPilot,
Stripe, Shopify API, Google Places API, Puppeteer, SonarQube, Snyk

Azenzus

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 Project Description: A cloud-based enterprise platform for managing inspections across various industries.
Users can manually create inspection checklists or use AI-generated ones (via ChatGPT). The
platform supports drone-based inspections with image/video uploads and provides
automated analysis and detailed PDF reports.

Customer: Danish company
Company: Covizmo

Involvement Duration: 10 months

Project Role: Backend Developer

Responsibilities: ● Designed and implemented backend logic using NestJS and TypeORM for
inspection creation, storage, and reporting
● Developed and maintained Elasticsearch integration to enable fast and efficient
data search
● Worked with MariaDB: designed schemas, wrote queries, and ensured
performance optimization
● Integrated AWS S3 for uploading and managing inspection files (photos, videos,
documents)
● Refactored legacy code and improved backend architecture for scalability and
maintainability
● Created and supported a separate microservice for inspection generation
● Handled debugging and rollback of unstable releases in the absence of the team
lead
● Contributed to system stability by investigating production issues and fixing critical
bugs

Project Team Size: 7 team members

Tools & Technologies: Node.js, NestJS, MariaDB, TypeORM, AWS S3, Elasticsearch

Tviilis
Project Description: A web-based environmental marketplace enabling users to buy trees, support reforestation
efforts, and receive digital tree certificates. The platform includes secure authentication, an
interactive map for tracking tree-planting locations, and features for managing
contributions and purchases.

Customer: Ukraine company
Company: DataArt

Involvement Duration: 17 months

Project Role: Backend Developer

Responsibilities: ● Designed and developed backend APIs using NestJS and TypeScript for handling
tree purchases, gifting features, and user activity
● Built and optimized relational database architecture using PostgreSQL and
TypeORM

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 ● Implemented secure user account management and real-time contribution
tracking
● Improved code maintainability and readability through structured service-layer
logic and clear API contracts
● Participated in architectural decisions and collaborated with frontend and product
teams

Project Team Size: 7 team members

Tools & Technologies: Node.js, NestJS, TypeScript, PostgreSQL, TypeORM, Swagger

Trainee Project - Book Store
Project Description: An internal web application developed from scratch to demonstrate backend architecture
principles and full-stack integration. The project included user authentication, custom
business logic, and data interaction using RESTful APIs and database modeling.

Customer: Internal project at DataArt
Company: DataArt

Involvement Duration: 3 months

Project Role: Full Stack Developer

Responsibilities: ● Independently designed and implemented backend services using NestJS and
TypeScript
● Built a relational database schema and handled all database interactions using
PostgreSQL and TypeORM
● Developed a complete authentication and authorization flow
● Implemented business logic for user actions and data validation
● Created and connected frontend components for demonstration purposes
● Maintained clean code structure and applied SOLID principles

Project Team Size: 2 team members

Tools & Technologies: Node.js, TypeScript, NestJS, Express.js, PostgreSQL, TypeORM, React.js

Education Bachelor’s degree
Lviv Polytechnic National University
Applied Mathematics
Graduated in 2023
Master’s degree
Lviv Polytechnic National University
Applied Mathematics
Graduated in 2024
Languages Ukrainian - Fluent
English - Upper Intermediate

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