h
hithereimsteve

Vlad

@hithereimsteve

Technical Business Analyst

United Kingdom
Russian, English
About me
I am an Technical Business Analyst with about 10 years of software development experience. I do: SQL queries (I like it most). AI automation of SDLC or Data pipelines. Messenger chat bot development. BPMN (including Camunda, Zeebe executable). UML diagrams. Functional testing, SIT, UAT. Database Development (ERD, SQL). Data Processing, ETL/ELT pipelines (Snowflake, AWS). Data Visualization (PowerBI, Grafana dashboards). Specifications (HLD, OpenAPI, Protobuf, XML, XSD, JSON). Integrations architecture, REST API, GraphQL, SOAP, gRPC, Websokets, Webhooks, Kafka).... Read more

Skills

h
hithereimsteve
Vlad
Offline • 
Average response time: 1 hour

See my services

SQL & NoSQL Queries
I will database and sql queries and etl or elt pipelines
From$5 / projectMore details

Work experience

Exness

Senior Technical Business Analyst

Exness • Full-time

May 2021 - Mar 2026 • 4 yrs 10 mos

Led end-to-end requirements gathering and solution design for 5+ SaaS products built from scratch in microservices architecture; conducted stakeholder interviews, market/competitor analysis, which enabled the successful launch of a competitive application to the market in under 12 months. Designed and integrated 30+ microservices into existing infrastructure, defining API contracts (OpenAPI, Protobuf, JSON/XML, WSDL) and SQL materialized views; reduced integration errors by 45% through precise technical specifications and traceability matrices. Documented requirements in Confluence using UML/BPMN/ER diagrams, HLDs, RBAC matrices; authored Technical Specifications, User Guides, and supporting documentation, ensuring 100% alignment with business objectives. Configured JIRA and Azure DevOps for project management, including Definition of Done (DoD), custom templates, and workflows; broke down requirements into Epics, populated backlogs with detailed tasks incorporating technical implementation details, improving sprint velocity by 30%. Performed functional testing using Postman and Swagger, System Integration Testing (SIT), User Acceptance Testing (UAT), analysed logs in Rancher/ArgoCD, and managed production releases, including YAML configurations for Docker images; achieved 95%+ defect-free deployments across multiple environments. Developed SQL queries for data analysis and reporting on a data visualisation project; presented insights via Power BI dashboards and automated Excel/Word reports using Java handlers and Apache libraries, enabling stakeholders to reduce reporting time by 60%. Designed optimized SQL projections and materialized views, reducing REST API payloads and cutting backend load by ~90%. Architected a payment system based on Camunda; elicited requirements, authored low-code BPMN processes for CRM, IAM, business logic, and payout workflows using Camunda/Zeebe; facilitated seamless execution, cutting processing delays by 35%.