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DANSHYN VLADYSLAV
SOFTWARE ENGINEER
[відкрити контакти](див. вище в блоці «контактна інформація») | vdanshyn

SUMMARY
Software Engineer with a strong foundation in both backend development and test automation.
Experienced in designing and building microservices, APIs, and distributed systems using .NET and
modern data stacks. Proven track record in developing automated testing frameworks and validating
complex systems for functionality, performance, and reliability. Successfully implemented RAG pipelines
using LangChain and FastAPI. Strong team player with experience mentoring colleagues and working in
agile environments.

TECHNICAL SKILLS
Languages: .NET, Java, Python
Frameworks & Tools: Docker, Git, JUnit, Spring Boot, MSUnit, Langchain, FastAPI, Selenium, Maven
Databases: PostgreSQL, Redis, Elasticsearch, AWS DynamoDB
Messaging: RabbitMQ, NATS
Web Services: REST, gRPC, GraphQL
Project Management: Agile, Scrum
Task Tracking: JIRA, Confluence

PROFESSIONAL EXPERIENCE

Software Engineer | Simcord LLC Sep 2023 - Present
Designed, developed, and tested microservices using .NET;
Built and maintained microservices integrated with PostgreSQL, Redis, RabbitMQ, and Elasticsearch.
Developed RESTful APIs and gRPC services for efficient inter-service communication in distributed
environments, with integrated GraphQL.
Designed and implemented a Retrieval-Augmented Generation system using LangChain,
Elasticsearch, FastAPI and MCP optimizing document retrieval pipelines and evaluating output
quality using LangSmit.

AQA Engineer | Simcord LLC Oct 2020 - Sep 2023
Developed and maintained test projects for API testing using REST, gRPC, and GraphQL.
Managed and maintained staging environments.
Designed automated test scenarios to validate API functionality, performance, and reliability.
Provided mentorship to new team members, guiding them through project onboarding and best
practices.
Created and maintained the company's test automation framework.

EDUCATION
Master Cybersecurity Sep 2024 - Present
Kharkiv National University of Radioelectronics
Bachelor Cybersecurity Sep 2021 - Jul 2024
Kharkiv National University of Radioelectronics
Junior Specialist Computer Software Engineering Sep 2017 - Jul 2021
Kharkiv Radio Engineering College