Ivan

IVAN SHEPELEV
SENIOR FULL STACK DEVELOPER

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SUMMARY
Versatile Senior Full Stack Developer with more then 5 years of experience building production-grade web applications
across FinTech, SaaS, GreenTech, and Smart Mobility domains. Proficient across the full JavaScript stack — React.js and
Next.js on the frontend, NestJS and Node.js on the backend — with solid cloud engineering experience on AWS. Skilled in
designing microservice architectures, implementing secure authentication flows, and maintaining high-coverage test suites.
Thrives in agile, cross-functional teams and takes ownership from architecture decisions through to production
deployment.

SKILLS
Programming Languages: TypeScript, JavaScript (ES6+), SQL, HTML5, CSS3
Frontend Frameworks & Libraries: React.js, Vue.js, Nuxt.js, Next.js, Redux, Zustand, Three.js, WebGL, Material-UI,
Tailwind CSS
Backend Frameworks: Node.js, NestJS, Express.js
APIs: REST, GraphQL, WebSockets
Databases: PostgreSQL, MongoDB, MySQL, Redis
Testing: Jest, Cypress, Playwright, React Testing Library
DevOps & CI/CD: Docker, Kubernetes, GitHub Actions, Jenkins
Cloud Platforms: AWS (EC2, S3, Lambda, RDS, CloudFront, ECS, EKS), Firebase, Azure
Authentication & Security: JWT, OAuth2, Auth0, Passport.js
Version Control: Git, GitHub, GitLab

WORK EXPERIENCE
Borcelle Studio | Senior Full Stack Developer FEBRUARY 2024 – JUNE 2026
FleetIQ - Smart Mobility Fleet Management Platform | Domain: Smart Mobility
A real-time fleet operations platform serving logistics companies and urban mobility operators, enabling live vehicle
tracking, route optimization, driver performance monitoring, and predictive maintenance scheduling. The platform
reduced operational costs for pilot customers by an average of 28% within the first six months of adoption.
Led frontend architecture using Next.js with Redux Toolkit for complex real-time state management and Tailwind CSS
for a responsive, map-integrated operations dashboard
Built real-time vehicle tracking UI with WebSockets, rendering live GPS telemetry across interactive map views for
fleets of up to 2,000 vehicles
Developed core backend services with NestJS exposing GraphQL APIs for fleet configuration, trip management,
driver assignment, and maintenance scheduling
Designed PostgreSQL schema for geospatial route data, driver records, and maintenance logs; used MongoDB for
high-frequency telemetry event storage from IoT devices
Implemented OAuth2 + JWT authentication with granular RBAC for fleet administrators, dispatchers, and drivers
Deployed microservices on AWS EKS (Kubernetes) with Docker, using AWS IoT Core for vehicle telemetry ingestion,
AWS RDS for relational data, and S3 for trip report archiving
Configured GitHub Actions pipelines with automated Jest unit tests, Playwright E2E tests, and Docker image
vulnerability scanning on every PR
Implemented Redis pub/sub for real-time alert broadcasting and API response caching, reducing dashboard load
latency by 38%
Conducted weekly architecture reviews and mentored 2 junior developers on TypeScript patterns and testing best
practices

CarbonTrack — GreenTech Corporate Carbon Footprint SaaS | Domain: GreenTech / SaaS
A B2B SaaS platform helping mid-to-large enterprises measure, report, and offset their carbon emissions across Scope 1, 2,
and 3 categories in alignment with GHG Protocol standards. Designed to support ESG reporting workflows and regulatory
compliance requirements across the EU.
Developed a multi-tenant dashboard using React.js, Zustand, and Material-UI for emissions data input, automated
calculations, and exportable ESG compliance reports
Built REST APIs with NestJS for emissions factor management, data ingestion from third-party utility providers, and
PDF/Excel report generation
Modelled emissions data across organisational hierarchies in PostgreSQL with multi-tenant schema isolation; used
MongoDB for flexible storage of unstructured supplier emission disclosures
Integrated AWS Lambda for scheduled emissions recalculation jobs and AWS SES for automated ESG report delivery to
stakeholders
Implemented JWT authentication with Auth0 supporting SSO via enterprise identity providers (Azure AD, Okta)
Deployed on AWS ECS with Docker, utilizing AWS S3 for report storage and CloudFront for secure document delivery
Established Jenkins CI/CD pipeline with blue/green deployment strategy ensuring zero-downtime releases
Achieved 88% test coverage using Jest for unit tests and Cypress for integration tests across critical reporting
workflows

Softonix | Full Stack Developer APRIL 2022 – NOVEMBER 2023
MediCore — Healthcare Patient Records & Telemedicine Platform | Domain: Healthcare
A GDPR-compliant digital health platform enabling private clinics to manage patient electronic health records (EHR),
schedule teleconsultations, and automate post-visit care plan delivery. The solution replaced legacy paper-based
workflows for a network of 40+ clinics across Central and Eastern Europe.
Built a responsive EHR management interface using Vue.js, Nuxt.js, Pinia, and Material-UI, supporting clinician,
receptionist, and patient-facing views within a unified multi-role application
Developed REST APIs with Node.js and Express.js for patient registration, appointment scheduling, teleconsultation
session management, and care plan delivery
Designed PostgreSQL relational schema for patient records, clinical notes, prescriptions, and appointment history with
strict audit logging
Implemented JWT authentication with OAuth2 for social login and integration with national eHealth identity systems
Integrated Firebase Cloud Messaging for real-time appointment reminders and care plan notifications on web and
mobile
Deployed on AWS EC2 with Docker and configured AWS RDS for managed PostgreSQL with automated daily backups
and point-in-time recovery
Set up GitHub Actions CI/CD pipelines with automated Jest unit tests and Playwright E2E test suites, enforcing 80%+
coverage before production merges
Contributed to GDPR compliance implementation including consent management, data subject access request
handling, and right-to-erasure workflows

LogiFlow — B2B Logistics & Supply Chain Management SaaS | Domain: SaaS
A supply chain visibility and logistics orchestration SaaS platform allowing importers, freight forwarders, and 3PL providers
to track shipments, manage warehouse inventory, and automate customs documentation across international trade
corridors.
Developed shipment tracking dashboard using Next.js with Zustand and Tailwind CSS, supporting real-time shipment
status updates and document management workflows
Built GraphQL APIs with NestJS for shipment lifecycle management, warehouse inventory queries, and automated
customs document generation
Stored shipment and inventory data in PostgreSQL; used MongoDB for flexible storage of diverse carrier event
payloads from third-party logistics APIs
Integrated carrier tracking APIs (DHL, FedEx, DPD) via an adapter-pattern backend service for unified shipment event
normalization
Implemented OAuth2 authentication with JWT session management and IP-based access restrictions for enterprise
clients
Deployed on AWS EC2 with Docker and configured Kubernetes via AWS EKS for autoscaling during high-volume
shipment processing periods
Configured Jenkins deployment pipeline with staged rollouts to dev, staging, and production, including automated
smoke tests post-deployment
Implemented Redis caching for carrier rate lookups and shipment status queries, cutting average API response time by
35%

Svitla Systems | Junior Full Stack Developer SEPTEMBER 2020 – JANUARY 2022
SpendWise - FinTech Personal Finance & Budgeting Platform | Domain: FinTech
A consumer-facing personal finance management application enabling users to aggregate bank accounts, categorize
transactions automatically, set savings goals, and receive AI-powered budget recommendations. Built for a European
FinTech startup targeting millennial and Gen Z users.
Contributed to frontend development using React.js, Redux, and Material-UI, implementing transaction categorization
views, budget dashboards, and savings goal tracking interfaces
Developed backend REST API endpoints with Node.js and Express.js for bank account aggregation via open banking
APIs (Plaid, Tink), transaction categorization, and budget rule management
Designed PostgreSQL database schema for user accounts, linked financial institutions, transaction history, and savings
goals
Implemented JWT authentication with refresh token rotation and OAuth2 flows for open banking provider connections
Deployed application on AWS EC2 with Docker containers, using AWS RDS for production PostgreSQL and AWS S3 for
user statement archiving
Wrote unit and integration tests using Jest and Cypress, contributing to an increase in overall test coverage from 45%
to 76%
Configured GitHub Actions CI pipeline for automated testing and linting on every pull request
Participated in agile ceremonies, contributed to sprint planning, and independently delivered 3 major feature modules
across the project lifecycle

E DU C AT I ON
ODESSA COLLEGE OF COMPUTER TECHNOLOGIES 2020 - 2024
Software engineering

LANGUAGES
English: Professional Working Proficiency (B2)
Ukrainian: Native
Italian: A2