Sebastián Ortiz Serna

Software Engineer @ Sanctuary Software Studio, Inc.

About

Full Stack Software developer specialized in the implementation of information systems, with six years of experience in web development, windows services development, mobile development, microservices oriented architecture, building and deployment on production environments, CI/CD with Azure DevOps, UX/UI and accessibility improvements, and software maintenance and support; I have built and improved code making use of good practices such as KISS and SOLID principles, and different design patterns like repository, singleton, and observer; with knowledge and experience in different industries like healthcare, banking, public services, media & entertainment, insurance, and retail.

Country

City

Colombia

Industry

Information Technology & Services

Skill

ASP.NET Razor, Communication, Agile Methodologies, HTML5, Design Patterns, Full-Stack Development, Self-direction, Teamwork, Technical Requirements, Microservices, Back-End Web Development, Continuous Integration and Continuous Delivery (CI/CD), English, TypeScript, Web Development, Node.js, Entity Framework (EF) Core, React.js, DevOps, Front-End Development

Experience

Software Engineer

Sanctuary Software Studio, Inc.

2023-7 - Present · 3 yrs 3 mos

Medellín, Antioquia, Colombia

Ssr .NET Developer

Auxis

2023-6 - 2024-10 · 1 yr 5 mos

Ssr .NET Developer

Globant

2022-5 - 2023-2 · 10 mos

Medellín, Antioquia, Colombia

• Worked with a team to write maintainable code. • Maintained existing software to improve performance and fix bugs. • Performed testing and troubleshooting of systems as required by stakeholders. • Deployed new features and fixes on different environments. • Configured hardware and servers to work synchronously with developed web applications and windows services. • Worked with experienced team members to conduct root cause analysis of issues and review new and existing code.

Full Stack Developer .NET/Angular

Uruit

2019-11 - 2022-5 · 2 yrs 7 mos

Colombia

• Maintaining and upgrading existing C#/Angular systems • Developing new features under Design Driven Development • Deploying web applications with Azure Cloud and Azure DevOps • Effectively coded software changes and alterations based on specific design specifications. • Effectively addressed complex bugs. • Worked productively with product team to understand requirements and business specifications. • Successfully worked at an independent level, while also serving as an effective collaborator.

.NET Full Stack Developer

Sophos Solutions

2019-1 - 2019-10 · 10 mos

Medellín, Colombia

• Researching, designing and implementing web services and windows services • Improving existing C# code • Deploying and testing software programs • Management of Oracle and Microsoft databases • Convert user requirements to design documents • Implemented and updated application modules under the direction of Senior Software Developers.

Frontend Developer

ADA S.A.

2017-9 - 2018-11 · 1 yr 3 mos

Medellín, Colombia

• Web application development with ASP .NET and Java • Mobile application development with Ionic • Implementation of improvements in UX/UI and accessibility • Management of Oracle and Microsoft databases • Developed and presented findings and solutions to stakeholders. • Performed automated testing tasks and developed complex features.

Full Stack Developer

Binaria Mobile S.A.S

2017-6 - 2017-9 · 4 mos

Caldas, Antioquia Department, Colombia

• Management of relational databases • Development of responsive web apps with PHP • Mobile development with Ionic • Analyze user requirements and convert requirements to design documents