Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am a Senior QA Engineer with 6+ years of experience in full-stack quality assurance, backend/API testing, data validation, and release testing across fintech, healthcare, SaaS, and high-load data platforms. I specialize in REST APIs, microservices, SQL-based validation, trading/financial data flows, CI/CD release checks, logs analysis, Docker, SSH, and AWS S3. I have hands-on experience with Cypress, Kotlin-based automation, Python scripting, and a practical understanding of Playwright and TypeScript-based E2E automation. I have a proven track record of reducing regression time by 70%+, improving test coverage, and supporting stable releases in remote, distributed teams. I excel at collaborating with developers, product stakeholders, and data teams to clarify requirements, identify risks, and drive QA from planning to production verification.…I am a Senior QA Engineer with 6+ years of experience in full-stack quality assurance, backend/API testing, data validation, and release testing across fintech, healthcare, SaaS, and high-load data platforms. I specialize in REST APIs, microservices, SQL-based validation, trading/financial data flows, CI/CD release checks, logs analysis, Docker, SSH, and AWS S3. I have hands-on experience with Cypress, Kotlin-based automation, Python scripting, and a practical understanding of Playwright and TypeScript-based E2E automation. I have a proven track record of reducing regression time by 70%+, improving test coverage, and supporting stable releases in remote, distributed teams. I excel at collaborating with developers, product stakeholders, and data teams to clarify requirements, identify risks, and drive QA from planning to production verification.

Nikoloz Tsekvava

QA Engineer, Full Stack Developer, Back-End Developer, +2





I am a Senior QA Engineer with 6+ years of experience in full-stack quality assurance, backend/API testing, data validation, and release testing across fintech, healthcare, SaaS, and high-load data platforms. I specialize in REST APIs, microservices, SQL-based validation, trading/financial data flows, CI/CD release checks, logs analysis, Docker, SSH, and AWS S3. I have hands-on experience with Cypress, Kotlin-based automation, Python scripting, and a practical understanding of Playwright and TypeScript-based E2E automation. I have a proven track record of reducing regression time by 70%+, improving test coverage, and supporting stable releases in remote, distributed teams. I excel at collaborating with developers, product stakeholders, and data teams to clarify requirements, identify risks, and drive QA from planning to production verification.…I am a Senior QA Engineer with 6+ years of experience in full-stack quality assurance, backend/API testing, data validation, and release testing across fintech, healthcare, SaaS, and high-load data platforms. I specialize in REST APIs, microservices, SQL-based validation, trading/financial data flows, CI/CD release checks, logs analysis, Docker, SSH, and AWS S3. I have hands-on experience with Cypress, Kotlin-based automation, Python scripting, and a practical understanding of Playwright and TypeScript-based E2E automation. I have a proven track record of reducing regression time by 70%+, improving test coverage, and supporting stable releases in remote, distributed teams. I excel at collaborating with developers, product stakeholders, and data teams to clarify requirements, identify risks, and drive QA from planning to production verification.

Available to hire

I am a Senior QA Engineer with 6+ years of experience in full-stack quality assurance, backend/API testing, data validation, and release testing across fintech, healthcare, SaaS, and high-load data platforms. I specialize in REST APIs, microservices, SQL-based validation, trading/financial data flows, CI/CD release checks, logs analysis, Docker, SSH, and AWS S3. I have hands-on experience with Cypress, Kotlin-based automation, Python scripting, and a practical understanding of Playwright and TypeScript-based E2E automation.

I have a proven track record of reducing regression time by 70%+, improving test coverage, and supporting stable releases in remote, distributed teams. I excel at collaborating with developers, product stakeholders, and data teams to clarify requirements, identify risks, and drive QA from planning to production verification.

Skills

Experience Level

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Russian

Fluent

Georgian

Fluent

Ukrainian

Advanced

Work Experience

Backend QA Engineer at TradingView

January 1, 2025 - Present

Perform end-to-end testing of backend data pipelines processing cryptocurrency market data; validate data ingestion, transformation, aggregation, and delivery flows; lead API testing for internal backend services; identify inconsistencies in data aggregation logic to prevent incorrect financial data reaching end users; utilize Jenkins-based CI/CD pipelines for build validation and release readiness; access remote environments via SSH to troubleshoot backend processes and inspect logs; own QA activities from ticket analysis and test planning to release validation and production checks; reduce manual verification by creating validation scripts and workflows for repetitive backend and data checks; collaborate with developers, product stakeholders, and data teams to clarify requirements and improve test coverage.

Backend QA Engineer - Healthcare Microservices Platform at Lineate / NYU Langone Health

January 1, 2024 - January 1, 2025

Tested 8+ interconnected microservices in a large-scale healthcare system used by 52,000+ staff and 320+ locations. Reduced release regression time by 70%+ through automated tests using Kotlin. Performed deep API and database validation to ensure data consistency across backend services and integration points. Validated complex backend workflows, service interactions, business rules, and data synchronization. Used SQL and backend checks to verify data accuracy and support root cause analysis. Accessed remote servers via SSH to validate backend uploads, scripts, runners, and logs. Collaborated with cross-functional US-based teams to clarify requirements and improve defect detection and acceptance criteria. Supported release validation activities, regression planning, smoke testing, and production readiness checks.

QA Engineer - Global Event Platform at Lineate / Mindgrove

January 1, 2023 - January 1, 2024

Tested a global event platform during migration from a legacy system to a new architecture, helping ensure a stable production transition. Designed and executed test scenarios for new features from scratch, covering functional, API, regression, acceptance, and release testing. Performed API testing for core platform functionality, validating business logic, backend responses, and integration behavior. Implemented and maintained Cypress-based UI automated tests, contributing to growing regression automation coverage. Conducted data migration validation to ensure data integrity and consistency between legacy and new systems. Created test plans, regression checklists, release validation scenarios, and production verification steps; presented testing progress and results to stakeholders.

Big Data Platform QA Test Engineer at Webiz International

January 1, 2022 - January 1, 2023

Tested a high-load big data platform containing 140M+ records, focusing on data accuracy, consistency, and system behavior. Improved test coverage and reduced production bug leakage by 30% through structured testing and better validation scenarios. Maintained and updated test cases for large-scale datasets, backend functionality, and data-related workflows. Performed deep validation of data accuracy and business rules under high data volume using SQL and backend checks. Delivered structured test reports and quality metrics; supported regression and release testing for data-heavy platform functionality.

QA Engineer / QA Team Lead - Multiple Products at Webiz International

January 1, 2019 - January 1, 2022

Worked across multiple web and mobile products, including e-commerce platforms, a live video streaming service, an influencer marketing platform, and a mobile e-commerce application. Built QA processes from scratch for MVP-stage products, including test planning, test execution flow, defect management, ad-hoc testing, regression coverage, and release validation. Led QA activities as Team Lead, managing testing priorities, task distribution, release readiness, and stakeholder communication. Defined test strategies, test plans, regression checklists, and UAT coverage for business-critical areas. Performed functional, regression, UI, mobile, acceptance, and release testing across web, iOS, and Android applications. Validated key e-commerce flows and identified a critical issue preventing potential client-side financial loss of $20,000+. Restored and stabilized 75%+ of broken automated tests for a mobile e-commerce app using Appium and Java. Supported MVP and production launches by identif