Aleksei R.-QA Automation Engineer
Check rate
Experience
QA Engineer
Cybus GmbH
- Led QA and test automation for a distributed industrial IoT and data-integration platform connecting shop-floor systems with enterprise applications.
- Designed and maintained automated API and UI tests using Playwright, TypeScript, and Python, covering REST APIs, authentication, resource management, integrations, permissions, and end-to-end workflows.
- Tested distributed services, data pipelines, messaging infrastructure, containerized applications, and integrations across Kubernetes, OpenShift, Docker, and Docker Compose environments.
- Performed functional, integration, regression, endurance, resilience, load, chaos, and exploratory testing across complex distributed systems.
- Used Chaos Mesh and Toxiproxy for network fault injection, latency, packet loss, and partition scenarios to validate system resilience and failure handling.
- Automated infrastructure provisioning, configuration, and environment setup with Ansible and managed deployments using Kubernetes and Helm.
- Tested integrations with industrial protocols, messaging systems, databases, HTTP/REST APIs, and external enterprise systems using simulators, emulators, and dedicated test environments.
- Worked with MQTT, Kafka, SQL databases, InfluxDB, REST APIs, OAuth 2.0, JWT, LDAP, Active Directory, OpenLDAP, mTLS, TLS, MFA, SSO, and RBAC.
- Investigated and resolved 40+ defects across backend services, integrations, distributed components, and web applications, using AI-assisted analysis with Claude to accelerate debugging, test design, and root-cause investigation.
- Improved deployment reliability through Kubernetes/OpenShift configuration and health-check tuning and monitored distributed systems using Grafana, Prometheus, and Loki.
- Collaborated with developers and product teams on sprint planning, technical refinement, quality strategy, release testing, and continuous improvement.
- Applied AI-assisted and agentic testing approaches to expand automated coverage and identify complex edge cases.
Agile Software Tester
Rhenus Group
- Planned and executed QA activities for sprint cycles and long-term initiatives, balancing 50% manual and 50% automated testing and contributing to a 30% reduction in production defects.
- Developed a comprehensive test automation strategy from scratch for API testing using Java 17, REST-assured, and Spring Boot testing frameworks and end-to-end UI testing using Selenide and Testcontainers.
- Reduced manual testing effort by 66% through automation of API, UI, and integration test scenarios.
- Introduced and implemented Qase.io as a test management platform, improving orchestration and tracking of QA activities.
- Designed and implemented integration testing for Spring Boot services integrated with legacy systems and Camunda BPM.
- Tested cloud-based services, databases, APIs, and business workflows using Google Cloud, MySQL, Postman, DBeaver, and browser DevTools.
- Executed manual functional, regression, integration, and exploratory testing in an Agile environment.
QA Automation Engineer
First Line Software
- Developed and maintained automated test suites using Java 8, TestNG, REST-assured, and Jenkins.
- Executed end-to-end testing across UI and API layers, improving system reliability and reducing production issues.
- Automated UI testing using the JDI framework and API testing using REST-assured.
- Optimized automated test data generation, reducing preparation time by 50%.
- Performed regression and manual testing of web applications using Dicom, Postman, Swagger, DBeaver, and Google Cloud environments.
Software Engineer in Test
SimbirSoft
- Implemented test automation strategies using Java 11, Jenkins, and TeamCity, integrating automated testing into CI/CD processes.
- Participated in the transition from monolithic architecture to microservices in the fintech domain, implementing quality gates and applying TDD practices.
- Automated UI testing using Selenium, Selenide, Selenoid, Cucumber, and TestNG, reducing manual testing effort by 50%.
- Conducted API and performance testing using REST-assured, JMeter, Postman, SoapUI, and JUnit.
- Performed manual functional, regression, and integration testing using Fiddler, DBeaver, DevTools, and Swagger.
Software Tester (Assessor)
Yandex
- Executed regression testing of web and mobile applications using predefined test cases.
- Performed exploratory testing of new features and identified functional and usability issues.
- Prepared test reports summarizing findings and actionable recommendations for stakeholders.
Hardware Engineer
Land Group
- Collaborated with stakeholders to define technical requirements, system performance criteria, and regulatory requirements.
- Conducted thermal and hydraulic analysis of refrigeration systems and optimized system performance.
- Designed and implemented customized refrigeration solutions for more than 100 supermarkets and 10 hypermarkets.
- Integrated microcontrollers for automated control and real-time monitoring.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Retail, Information Technology, Transportation, Manufacturing, and Banking and Finance.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Quality Assurance, and Product Development.
Summary
QA professional with 8+ years of experience across fintech, logistics, and industrial technology, specializing in test automation, quality engineering, and software quality. Experienced in designing test automation strategies and implementing scalable API, UI, integration, regression, performance, resilience, and end-to-end testing using Java, TypeScript, Python, Playwright, Selenium, Selenide, and REST-assured. Strong experience testing distributed systems, microservices, APIs, databases, messaging systems, and cloud-native applications. Hands-on experience with Kubernetes, OpenShift, Docker, Ansible, CI/CD, observability, infrastructure testing, and automated quality gates. Experienced in AI-assisted and agentic testing approaches, including AI-assisted test generation, analysis, and debugging. Comfortable working across application, infrastructure, integration, and system-testing layers in Agile environments.
Skills
- Programming / Scripting: Java, Typescript, Python, Bash, Sql, Yaml, Jsonata, Maven, Gradle, Git
- Test Automation: Playwright, Selenium, Selenide, Rest-Assured, Testng, Junit, Cucumber, Gherkin, Testcontainers, Api Testing, Ui Testing, Integration Testing, End-To-End Testing, Regression Testing, Performance Testing, Resilience Testing, Chaos Testing, Agentic Testing, Ai-Assisted Test Generation, Claude, Test Suite Management, Test Reporting
- Infrastructure / Cloud / Devops: Ansible, Docker, Docker Compose, Kubernetes, Openshift, Helm, Aws, Ec2, Eks, S3, Google Cloud, Azure, Jenkins, Github Actions, Gitlab Ci/Cd, Gitops, Linux
- Databases / Messaging: Postgresql, Mariadb, Mssql, Mysql, Oracle Db, Influxdb, Kafka, Mqtt, Nats Jetstream, Vernemq
- Observability / Resilience: Grafana, Prometheus, Loki, Toxiproxy, Chaos Mesh
- Security / Identity: Oauth 2.0, Jwt, Mfa, Sso, Rbac, Ldap, Active Directory, Openldap, Mtls, Tls, Microsoft Entra Id
- Protocols / Integrations: Rest, Http, Mqtt, Kafka, Industrial Protocols, Api Integrations, Microservices, Distributed Systems, Protocol / Device Simulators, Ads, Bacnet, Ethernet/Ip, Fanuc Focas, Heidenhain Dnc, Modbus/Tcp, Mtconnect Shdr, Opc Da, Opc Ua, Siemens Simatic S7, Siemens Simatic S7+, Sinumerik, Sopas, Werma-Win Ethernet
- Tools & Practices: Jira, Confluence, Qase.Io, Testrail, Zephyr Scale, Postman, Swagger, Wireshark, Fiddler, Dbeaver, Camunda, Agile, Scrum, Sdlc, Tdd, Bdd, Shift-Left Testing, Quality Gates, Ci/Cd, Intellij Idea
Languages
Education
Samara State Technical University
5-year degree (Master's equivalent) · Electrotechnology and Electronic Devices · Samara, Russian Federation
Certifications & licenses
GASQ Service GmbH
Statistics
Experience
Global experience
Expertise
Qualifications
Frequently asked questions
Have questions? Find more information here.
Aleksei is based in Düsseldorf, Germany and prefers 100% remote projects.
Aleksei speaks the following languages: Russian (Native), English (Advanced), German (Intermediate).
Aleksei has at least 11 years of experience. During this time, Aleksei has worked in at least 6 different roles and for 6 different companies. The average length of individual experience is 2 years and 10 months. Note that Aleksei may not have shared all experience and actually has more experience.
Based on recent experience, Aleksei would be well-suited for roles such as: QA Engineer, Agile Software Tester, QA Automation Engineer.
Aleksei's most recent position is QA Engineer at Cybus GmbH.
In recent years, Aleksei has worked for Cybus GmbH, Rhenus Group, and First Line Software.
Aleksei is most experienced in industries like Retail, Information Technology, and Transportation. Aleksei also has some experience in Manufacturing and Banking and Finance.
Aleksei is most experienced in business areas like Information Technology, Quality Assurance, and Product Development.
Aleksei has recently worked in industries like Transportation, Information Technology, and Manufacturing.
Aleksei has recently worked in business areas like Information Technology and Quality Assurance.
Aleksei holds a Master in Electrotechnology and Electronic Devices from Samara State Technical University.
Aleksei has 1 certificate: ISTQB - Certified Tester Foundation Level (Syllabus 2018 Version).
Aleksei will be available full-time from November 2026.
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The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
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Calculated based on our freelancers’ daily rates as of 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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