Jerin Sebastian, Lead Software Engineer. BUILD

November 2021 – Present

• Led a team of 4 engineers in migrating 4 application workloads to Microsoft Azure, managing the migration lifecycle from planning and development through deployment and production operations using C#/.NET and ASP.NET Core.
• Managed and delivered 4 concurrent software projects, driving requirements analysis, task prioritization, development, testing, and deployment while ensuring timely delivery and alignment with business objectives.
• Designed, developed, and deployed web applications using Angular, C#, .NET, and ASP.NET Core, collaborating with Product Managers, clients, and development teams to translate business requirements into scalable technical solutions.
• Implemented CI/CD pipelines using Azure DevOps to automate build, testing, and deployment workflows for C#/.NET applications and REST APIs across Azure environments.
• Collaborated directly with clients and cross-functional stakeholders to analyze system requirements, define technical priorities, and coordinate delivery across a 4-member engineering team.

January 2020 – November 2021

• Developed and maintained backend console services using C#/.NET, implementing reliable solutions to support business processes and backend operations.
• Designed and developed RESTful Web APIs using ASP.NET Core, enabling efficient communication and integration between application components and backend services.
• Performed comprehensive code reviews for C#/.NET applications, evaluating code quality, performance, maintainability, and adherence to established coding standards, while providing actionable feedback to fellow developers.
• Collaborated with business stakeholders and development teams to analyze user requirements and technical specifications, translating business needs into well-defined development tasks and software features.
• Contributed throughout the software development lifecycle, from requirements analysis and solution development to testing and code reviews, ensuring the delivery of maintainable and high-quality software solutions.

January 2019 – January 2020

• Designed and developed desktop applications using WPF and C# to meet specific client needs and enhance user experiences.
• Implemented image processing and Optical Character Recognition (OCR) techniques to extract and process data efficiently within applications.

July 2017 – January 2019

• Developed desktop applications and Windows services using WPF and C# to fulfill organizational objectives and meet client requirements effectively.
• Successfully delivered two significant projects, collaborating closely with agile development teams throughout the entire software development lifecycle, including design, testing, and maintenance phases.
• Conducted evaluations on the interface between hardware and software, ensuring optimal performance and compatibility.
• Directed software design and development processes while prioritizing client needs and maintaining a client-focused approach throughout the project lifecycle.

November 2016 – June 2017

• Utilized ladder logic programming to automate processes by programming PLCs.
• Designed user interfaces (UI) for SCADA and HMI systems to facilitate efficient monitoring and control.
• Designed and integrated serial data networks such as RS232 and RS485 to enable seamless communication between devices.
• Provided servicing for electrical panels and associated hardware to maintain operational efficiency.

September 2015 – October 2016

• Developed SCADA software using .Net and C# to enable efficient monitoring and control of industrial processes.
• Managed data effectively utilizing SQL Database to store and retrieve critical information.
• Programmed PLCs using ladder logic to automate various processes and tasks.
• Designed and integrated Ethernet and Serial data networks such as RS232 and RS485 to facilitate seamless communication between devices.
• Verified product performance through comprehensive testing of Control Panels, PLCs, HMIs, SCADA systems, Pneumatic Systems, and Sensors.