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Vladyslav Koval

Vladyslav Koval

Appian Developer

London, OntarioMember since August 20, 2025
JavaPythonTypeScriptJavaScriptFastAPIReactSalesforceXMLAgile/ScrumGoogle Cloud RunAppianDecisionsProcess ModelsSAIL InterfacesCDTsExpression RulesQuery RulesRecordsSitesActionsReact 18Python 3.12Google Cloud SQLETLJIRAConfluenceBitbucketPHPPSQL
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About

Designed and developed Appian process workflows using Process Models, SAIL Interfaces, CDTs, Expression Rules, Query Rules, Records, Sites, and Actions to build a wire transfer application. Migrated logic and workflows from legacy systems to Appian, maintaining data consistency and ensuring a seamless user experience throughout the transition. Participated in peer code reviews, Agile/Scrum ceremonies, and project planning using JIRA and Confluence; maintained accurate change logs and technical documentation throughout the development lifecycle.

Experience

Appian Developer - Octal4 - Toronto, ON

(2024-01)

  • Designed and developed Appian process workflows using Process Models, SAIL Interfaces, CDTs, Expression Rules, Query Rules, Records, Sites, and Actions to build a wire transfer application.
  • Migrated logic and workflows from legacy systems to Appian, maintaining data consistency and ensuring a seamless user experience throughout the transition.
  • Participated in peer code reviews, Agile/Scrum ceremonies, and project planning using JIRA and Confluence; maintained accurate change logs and technical documentation throughout the development lifecycle.
  • Collaborated closely with QA teams to validate functionality, identify defects, and ensure timely resolution of issues in production environments.
  • Developed document generation pipelines using Microsoft Word MergeFields and XML/XSD integration to automate the production of wire transfer and compliance documentation
  • Integrated Appian with T24 core banking system via REST Connected Systems to automate wire transfer workflows and enable real-time data exchange between banking and internal platforms.
  • Built API integrations using REST Connected Systems to pull data from Salesforce into Appian workflows, enabling unified reporting and eliminating manual data entry across business units.

Application Support Developer - Experium - Toronto ON

(2025-12 - 2026-04)

  • Built a full-stack referral lifecycle management platform (Hubl) from the ground up using React 18, TypeScript, Python 3.12, and FastAPI, supporting end-to-end workflow coordination between legal/financial clients and clinical assessment professionals.
  • Designed and implemented a data warehouse schema on Google Cloud SQL, building ETL pipelines to coordinate complex domain data including client hierarchies, referral workflows, clinician availability calendars, and a dynamic service/POA matrix
  • Deployed and maintained the application on Google Cloud Run with CI/CD pipelines via Cloud Build and Artifact Registry, ensuring reliable delivery across environments.

Intern Software Developer - VenueVision - Toronto ON

(2023-05 - 2023-08)

  • Participated in the full software development lifecycle, contributing to design discussions, feature development, and iterative testing to ensure quality deliverables.
  • Developed and enhanced application features with a focus on maintainability, efficiency, and scalability in Java and JavaScript
  • Resolved software defects by debugging and troubleshooting issues in a timely manner, improving reliability across applications
  • Collaborated with business and technical teams to refine requirements and deliver user-focused solutions in a fast-paced agile environment.

VP of Technology - Junior Achievement, Scotiabank

(2019-11 - 2020-04)

  • Led an innovation team to focus on the technology sector of the business, this included creating things, like Web and App interfaces.
  • Worked with JIRA, Bitbucket, PHP, and PSQL to provide both mentorship and an agile deployment strategy.

Education

Bachelor of Science - Computer Science - Western University (2021 - 2025) London, ON

Skills

Appian Developer

Reviews

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