Oleksandr Lytvyn, Developer in Montreal, QC, Canada
Oleksandr is available for hire
Hire Oleksandr

Oleksandr Lytvyn

Verified Expert  in Engineering

Bio

Oleksandr has 20+ years of combined experience in enterprise and solution architecture and software development, including roles as manager, project lead, and scrum master. He aligns tech strategies with business goals, transforms complex ideas into effective solutions, and was awarded the Pratt & Whitney Leadership Award in 2020. Oleksandr is also a certified AWS solutions architect and Microsoft professional, now pursuing a mini MBA at McGill University.

Portfolio

Real Estate Startup
Strategy, Startup Consulting, Chief Operations Officer (COO), Finance, Trading
Sunkist Growers, Inc.
Microsoft Power Platform, Microsoft Power Pages, Microsoft Power Apps...
Rio Tinto
Amazon Web Services (AWS), Azure, Mobile, SAP, Architecture, Data...

Experience

Availability

Part-time

Preferred Environment

Enterprise Architecture, CTO, Solution Architecture, .NET, Java, Google Cloud, Amazon Web Services (AWS), Azure

The most amazing...

...thing I've done is build and implement a continuous deployment platform, coordinating multiple software tools' acquisition, integration, and configuration.

Work Experience

Fractional COO

2023 - PRESENT
Real Estate Startup
  • Led a comprehensive strategic planning workshop, culminating in the development of a 6-month action plan focused on fundraising, market analysis, and product development, setting a solid foundation for the company's launch and growth.
  • Secured a key development partnership by negotiating terms with a software development team, ensuring the cost-effective and timely delivery of the MVP, which is projected to enhance transaction efficiency for real estate brokers and buyers in Quebec.
  • Implemented a data-driven approach for market validation by conducting an in-depth analysis on first-time and repeat home buyers in Quebec, which informed product features and targeted marketing strategies.
Technologies: Strategy, Startup Consulting, Chief Operations Officer (COO), Finance, Trading

Architect

2024 - 2024
Sunkist Growers, Inc.
  • Resolved critical production issues in the client portal quickly, enhancing system reliability.
  • Identified key opportunities for application stability and maintainability improvements.
  • Advocated for Agile best practices in requirements tracking, laying the groundwork for enhanced development processes.
Technologies: Microsoft Power Platform, Microsoft Power Pages, Microsoft Power Apps, Microsoft Dataverse, Continuous Delivery (CD), Software Documentation, Microsoft Power Automate

Principal Advisor | Enterprise Architecture (The Americas and EMEA)

2022 - 2024
Rio Tinto
  • Developed strategic digital roadmaps. Led comprehensive digital and business capability roadmaps, aligning with organizational goals and improving operational efficiency.
  • Applied Gartner's TIME (Tolerate, Invest, Migrate, Eliminate) analysis. Optimized business capabilities and application ecosystems using advanced Gartner TIME analysis techniques.
  • Designed a business capability information system. Engineered and implemented a robust system, enhancing the business capability practice.
  • Conducted solution architecture reviews. Ensured technology solutions were perfectly aligned with business objectives through detailed reviews.
  • Maintained enterprise architecture frameworks. Developed and managed effective frameworks, focusing on optimizing business capabilities.
Technologies: Amazon Web Services (AWS), Azure, Mobile, SAP, Architecture, Data, Microsoft Power Apps, SAP ERP, APIs, API Architecture, Data Privacy, Cloud Architecture, Integration, Technical Consulting, Software Implementation, Technical Leadership, SaaS, Artificial Intelligence (AI), Agile Project Management, Microsoft Dynamics 365, Estimations, Code Review, SharePoint, Enterprise Business Architecture, Microsoft Power BI, Continuous Delivery (CD), Software Documentation, Business Analysis, Microsoft Power Automate

Solution Architect

2023 - 2023
MATClinics Services LLC
  • Conducted a discovery engagement to identify major risks.
  • Defined high-level logical and security architectures.
  • Recommended tools and outlined necessary team skills for implementation.
Technologies: Software Architecture, Architecture, MySQL, Google Cloud Platform (GCP), R, Python, APIs, Electronic Health Records (EHR), HL7 FHIR Standard, Software Documentation

Advisor | Architecture Documentation

2022 - 2023
Lux Research Inc
  • Advised on optimal documentation tools and structured the documentation approach.
  • Created architecture documentation, both textual and visual.
  • Proposed a strategic architectural direction and roadmap.
Technologies: Python, Ruby on Rails (RoR), Architecture, Amazon Web Services (AWS), IT Systems Architecture, Vue, Technical Documentation, Code Review, Writing & Editing, Technical Writing, PostgreSQL, Leadership, Minimum Viable Product (MVP), Software Documentation

Solutions Architect

2019 - 2021
Pratt & Whitney Canada
  • Was awarded the Pratt & Whitney Leadership Award for 2020.
  • Served as a lead solutions architect on a major $5 million program, guiding architectural vision and strategy.
  • Led the RFP process with multiple vendors, ensuring the best match for project requirements.
  • Conducted comprehensive cloud assessments for SaaS solutions, optimizing cloud integration.
  • Defined complete solution architecture, including diagrams and non-functional requirements (NFRs), and made critical technology selections.
  • Upheld coding standards to align with modern application architecture, focusing on domain-driven design (DDD) models.
Technologies: .NET, Agile, Scrum, Amazon Web Services (AWS), Azure, Architecture, Data, C#, ASP.NET Core, SAP ERP, Software Architecture, CSS, APIs, Microservices, Microsoft SQL Server, Mobile, Object-oriented Programming (OOP), React Native, Docker, Apache Kafka, API Architecture, AWS Lambda, CI/CD Pipelines, API Integration, Full-stack Development, Cloud Platforms, CRM APIs, Private Clouds, Data Privacy, Cloud Architecture, Azure SQL, React, Technical Consulting, Kubernetes, Software Implementation, Technical Leadership, SaaS, Automation, Artificial Intelligence (AI), Agile Project Management, Microsoft Dynamics CRM, Software Design, Azure Active Directory, Technical Architecture, GraphQL, Amazon Cognito, Amazon S3 (AWS S3), Estimations, Identity & Access Management (IAM), Code Review, Security, Azure Kubernetes Service (AKS), DocuSign, SharePoint, Front-end Development, Best Practices, Enterprise Business Architecture, Microsoft Power BI, REST APIs, Azure App Service, Azure Cosmos DB, Azure Functions, Front-end, Minimum Viable Product (MVP), Containers, Continuous Delivery (CD), Continuous Integration (CI), AWS Certified Solution Architect, REST API Architecture, NoSQL, Software Documentation, Business Analysis, Entity Framework

Senior Software Engineer | Enterprise Technology and Risk

2018 - 2019
Morgan Stanley
  • Architected an infrastructure tool. Transformed a monolithic application into decoupled, service-oriented architecture (SOA), enhancing system modularity and scalability.
  • Worked on solution design and implementation. Pioneered the design and execution of key solution capabilities, streamlining operations and improving service delivery.
  • Automated testing integration. Initiated automated testing protocols for both the back end and front end, significantly increasing code quality and deployment efficiency.
  • Contributed to performance optimization. Utilized performance profilers to improve response times, resulting in a more efficient and user-responsive application environment.
Technologies: .NET, SQL, Architecture, Data, ASP.NET, SAP ERP, Software Architecture, jQuery, CSS, Visual Studio 2017, ASP.NET MVC, APIs, Microservices, Microsoft SQL Server, Object-oriented Programming (OOP), Full-stack, HTTPS, Full-stack Development, Integration, Technical Consulting, Kubernetes, Software Implementation, Technical Leadership, Delivery Management, Agile Project Management, Dynamics CRM 365, Web Development, Software Design, Cross-platform, Estimations, Identity & Access Management (IAM), Code Review, Front-end Development, Best Practices, REST APIs, Front-end, Minimum Viable Product (MVP), Continuous Integration (CI), REST API Architecture, Software Documentation, Entity Framework

DevOps Platform Manager, Solutions Architect, and Senior Developer

2011 - 2018
CN
  • Approved solution architecture for all .NET projects with up to 40 developers in the team.
  • Architected and built the first mobile application at CN using Backbone.js and jQuery mobile.
  • Designed and implemented the first big data ingestion pipeline at CN using Apache NiFi and Java.
Technologies: Azure, C#.NET, Angular, Message Queues, Hortonworks Data Platform (HDP), Hadoop, Web API, Java, DevOps, HTML, JavaScript, C#, ASP.NET, ASP.NET Web Forms, SAP ERP, Software Architecture, Bootstrap, jQuery, CSS, ASP.NET MVC, APIs, Microsoft SQL Server, Razor Pages, Mobile, Object-oriented Programming (OOP), Docker, Full-stack, Node.js, HTTPS, Python, VB.NET, CI/CD Pipelines, Event-driven Architecture, API Integration, Full-stack Development, Private Clouds, Data Privacy, Integration, Oracle DBA, MySQL, Kubernetes, Software Implementation, Technical Leadership, SaaS, Automation, Software Development Management, B2B, Engineering Management, People Management, Team Management, Agile Project Management, Microsoft Dynamics CRM, Dynamics CRM 365, R, Google Cloud Platform (GCP), Web Development, Mobile Development, Software Design, Cross-platform, Azure Active Directory, Technical Architecture, Estimations, Identity & Access Management (IAM), Code Review, Security, SharePoint, Front-end Development, Best Practices, Blogging, REST APIs, TypeScript, Windows Communication Foundation (WCF), Front-end, Leadership, Minimum Viable Product (MVP), Design Patterns, Unit Testing, Back-end Development, Visual Studio, Containers, Continuous Integration (CI), REST API Architecture, Software Documentation, Business Analysis, Entity Framework, LINQ, Big Data

.NET Developer

2004 - 2010
MedeAnalytics
  • Developed a set of tools for distributed automated application testing, UI-based.
  • Grew to a team lead role and led a team of three developers;
  • Created some developing automated tools that improved team productivity by more than 20% and introduced the development of unit and automated tests.
Technologies: C#.NET, Web Development, SQL Server DBA, SQL, HTML, JavaScript, C#, ASP.NET, ASP.NET Web Forms, Software Architecture, jQuery, CSS, Active Server Pages (ASP), ASP.NET MVC, eCommerce, APIs, Microsoft SQL Server, Object-oriented Programming (OOP), Full-stack, HTTPS, VB.NET, Full-stack Development, PHP, Software Implementation, Donations, Technical Leadership, SaaS, Automation, Engineering, Agile Project Management, Startups, Health, Technical Architecture, Web Scraping, Scraping, Estimations, HIPAA Compliance, Identity & Access Management (IAM), Code Review, SharePoint, Front-end Development, Best Practices, REST APIs, WCF Web Services, Front-end, Continuous Integration (CI), REST API Architecture, Software Documentation, Entity Framework

Infrastructure Health Monitoring for Morgan Stanley

A .NET-based web application for infrastructure health monitoring and alerting. I was the back-end developer who defined the application's architecture and implementation. One of the key challenges is transitioning from a monolith codebase into a few decoupled services.

DevOps Platform for CN

An innovation and automation platform for the Software Factory department. As a manager, I established a team to architect and implement a continuous deployment platform. I coordinated the acquisition, integration, and configuration of multiple software tools on the platform.

Fuel Optimization Software for CN

A .NET-based web application automating critical business processes and allowing efficient decision-making around fuel management. As a senior developer, I designed and implemented data integration with Enterprise Service Bus (IBM MQ).

Modern UI Web Application for Pratt & Whitney Canada

A modern UI Web Application on top of legacy Data Sources with multiple integration points. As Solution Architect, I produced High-Level Solution Architecture. I also ensured coding standards corresponded to modern application architecture (DDD model) and introduced the continuous practice of Unit Testing for both the front and back end codebases. In addition, I performed an application code review.

Business Intelligence Solution with Modern UI/UX for Pratt & Whitney Canada

An enterprise business intelligence solution with modern UI/UX. As a solution architect, I defined complete solution architecture (diagrams, NFRs, etc.), identified IT risks and mitigation strategies, and defined application logging and exception handling guidelines. In addition, I performed an application code review (Angular, .NET Core).
2023 - 2023

Mini-MBA, Cycle 1 - Executive Development Course (EDC) in Business Administration

McGill University - Montreal

1998 - 2004

Master's Degree in Informatics and Applied Mathematics

National Technical University | Kharkiv Polytechnic Institute - Kharkiv, Ukraine

JUNE 2020 - JUNE 2023

AWS Certified Solutions Architect Associate

AWS

NOVEMBER 2013 - NOVEMBER 2014

Certified Scrum Master

Scrum Alliance

DECEMBER 2011 - PRESENT

Web Design Concepts

Brainbench

JUNE 2011 - PRESENT

C# Fundamentals

Brainbench

NOVEMBER 2006 - PRESENT

Microsoft Certified Professional

Microsoft

Libraries/APIs

REST APIs, Entity Framework, LINQ, jQuery, Node.js, React, Web API, Vue

Tools

Visual Studio, Microsoft Power Apps, Microsoft Dynamics CRM, Amazon Cognito, Microsoft Power BI, Azure App Service, Jenkins, Jira, IBM MQ, Azure Kubernetes Service (AKS), Microsoft Power Pages

Languages

C#.NET, SQL, HTML, JavaScript, C#, CSS, Active Server Pages (ASP), PHP, GraphQL, TypeScript, Java, Python, VB.NET, R

Frameworks

.NET, .NET Core, ASP.NET, ASP.NET Web Forms, ASP.NET MVC, Angular, ASP.NET Core, Razor Pages, Hadoop, Play Framework, Bootstrap, React Native, Ruby on Rails (RoR)

Paradigms

Application Architecture, Design Patterns, Unit Testing, Scrum, Agile, DevOps, Microservices, Object-oriented Programming (OOP), API Architecture, Automation, B2B, Agile Project Management, Best Practices, Continuous Delivery (CD), Continuous Integration (CI), REST API Architecture, Event-driven Architecture, Mobile Development, Cross-platform, HL7 FHIR Standard, Web UX Design, HIPAA Compliance

Platforms

Azure, Amazon Web Services (AWS), Visual Studio 2017, SharePoint, Azure Functions, Microsoft Power Automate, Mobile, Docker, AWS Lambda, Kubernetes, Microsoft Dynamics 365, Hortonworks Data Platform (HDP), Red Hat OpenShift, Apache Kafka, Google Cloud Platform (GCP), Microsoft Power Platform

Storage

Microsoft SQL Server, Azure SQL, Azure Active Directory, Amazon S3 (AWS S3), MySQL, Oracle DBA, PostgreSQL, Azure Cosmos DB, SQL Server DBA, SQL Server 2016, Google Cloud, NoSQL

Industry Expertise

Accounting, Marketing

Other

Software Development, Back-end Development, Solution Architecture, Web Development, Architecture, Data, Software Architecture, APIs, Full-stack, HTTPS, CI/CD Pipelines, API Integration, Full-stack Development, Cloud Platforms, CRM APIs, Private Clouds, Data Privacy, Cloud Architecture, Integration, Technical Consulting, Software Implementation, Technical Leadership, SaaS, Software Development Management, Engineering, Team Management, Dynamics CRM 365, Software Design, Technical Architecture, Estimations, Identity & Access Management (IAM), Code Review, Front-end Development, Enterprise Business Architecture, Front-end, Leadership, Minimum Viable Product (MVP), Software Documentation, Business Analysis, Finance, Trading, Big Data, Lambda Functions, Enterprise Architecture, Serverless, Cloud Infrastructure, SAP ERP, eCommerce, Delivery Management, Engineering Management, People Management, Web Scraping, CTO, Scraping, Security, Writing & Editing, Technical Writing, Blogging, WCF Web Services, Windows Communication Foundation (WCF), Containers, AWS Certified Solution Architect, Message Queues, Enterprise Service Bus (ESB), IIS, SAP, IT Systems Architecture, Technical Documentation, Donations, Artificial Intelligence (AI), Startups, Health, Business Strategy, Sales, Negotiation, DocuSign, Electronic Health Records (EHR), Microsoft Dataverse, Strategy, Startup Consulting, Startup Funding, Chief Operations Officer (COO)

Collaboration That Works

How to Work with Toptal

Toptal matches you directly with global industry experts from our network in hours—not weeks or months.

1

Share your needs

Discuss your requirements and refine your scope in a call with a Toptal domain expert.
2

Choose your talent

Get a short list of expertly matched talent within 24 hours to review, interview, and choose from.
3

Start your risk-free talent trial

Work with your chosen talent on a trial basis for up to two weeks. Pay only if you decide to hire them.

Top talent is in high demand.

Start hiring