Marius Coetzee Email & Phone Number

Mississauga, Ontario, Canada

• Implemented and maintained systems for many different .NET Framework/Core/6 projects as part of a team and as a sole developer using Agile methodologies. Did back-end web development as well as front-end for cloud-based SaaS systems, Desktop and Web applications as well as embedded.• Mentored developers as well as doing peer review and took part in team planning.• Found deficiency in system security and implemented OAuth2 with OpenID Connect solution for a SaaS system which became the… Show more • Implemented and maintained systems for many different .NET Framework/Core/6 projects as part of a team and as a sole developer using Agile methodologies. Did back-end web development as well as front-end for cloud-based SaaS systems, Desktop and Web applications as well as embedded.• Mentored developers as well as doing peer review and took part in team planning.• Found deficiency in system security and implemented OAuth2 with OpenID Connect solution for a SaaS system which became the solution for most other SaaS systems for the company.• Improved desktop application performance by 60% by refactoring and using multi-threading effectively.• Reduced development time to implement graphing on a web application from 5 days to 2 days by using software design patterns to refactor the code. Show less

Toronto, Ontario, Canada

• Maintained and implemented features for web application portal and part of an Agile team developing new customer membership application.• Did code reviews, gathered requirements and interacted with stakeholders.• Created IT department's development and coding standards.• Mentored developers on the Agile SCRUM methodology, TFS, and object-oriented programming.• Normalized database and performed database updates.

Mississauga, Ontario, Canada

• Worked with account executive to convert high level business requirements into business requirements and specifications to create new customer experience management (CEM) solutions in an Agile SCRUM team, making use of cooperative architecture design and design patterns for each project.• Peer reviewed code to make sure development best practices and company standards were followed.• Maintained complex SQL queries used to extract KPI data.

Markham, Ontario, Canada

* Organised the conversion from legacy database to PostgreSQL.* Used ticketing system to fix reported system problems.Key contributions:* Wrote utilities to facilitate the conversion and report on conversion results.* Enhanced system start up scripts.

Johannesburg, South Africa

• Architected new modules and enhancements to existing system.• Collaborated with clients to gather requirements to design and build new modules or systems.• Planned and implemented database normalization.• Architected rewrite of legacy system using Microsoft stack (C#, MS SQL Server, ASP.NET MVC).

Centurion, Gauteng, South Africa

* Worked in multi-functional and dispersed team to develop a custom point of sales system for a major South African pharmaceutical company.* Analyzed user requirements to write the business logic and user interfaces to satisfy requirements.Key contributions:* Enhanced user interface responsiveness.* Redesigned and built invoicing handling sub-system.

Johannesburg, Gaugteng, South Africa

* Worked with customer to implement requested enhancements and fix reported problems.* Provided business support to customers.* Planned and executed installations at customer sites.Key contributions:* Created utilities to facilitate the conversion from legacy database to Microsoft SQL Server and to Oracle.* Created proof of concept and implemented the integration of Crystal Reports with the system.* Planned and tested system integration.* Implemented procedures and… Show more * Worked with customer to implement requested enhancements and fix reported problems.* Provided business support to customers.* Planned and executed installations at customer sites.Key contributions:* Created utilities to facilitate the conversion from legacy database to Microsoft SQL Server and to Oracle.* Created proof of concept and implemented the integration of Crystal Reports with the system.* Planned and tested system integration.* Implemented procedures and automated large parts of the installation process.* Implemented procedures to facilitate software development in accordance to modern methodologies.* Prepared material and taught programming to customer development teams. Show less

Bryanston, Gauteng, South Africa

* Work with customer to fix customer reported problems.* Created reports from customer requirements using SQL.Key contributions:* Replaced dated report graphics.* Wrote standalone credit card verification application from banking bureau documentation.

Bachelor'S Degree, Computer Science

High School Diploma