JLJohn Lime
@johnlime
Accomplished Senior Software Engineer with expertise in full-stack development.
United StatesWhat I'm looking for
I am an accomplished Senior Software Engineer with over 10 years of experience in delivering enterprise-grade web applications, APIs, and systems across various sectors including healthcare, manufacturing, and consumer technology. My expertise lies in full-stack development, utilizing modern technologies such as React, ASP.NET Core, C#, SQL Server, and TypeScript. I have a proven track record of leading cross-functional teams to build secure and scalable applications while solving complex technical problems. My experience in Agile environments has allowed me to contribute significantly to high-impact products from architecture through deployment.
Currently, I serve as a Senior Software Engineer and Team Lead at Estenda, where I lead the full-stack development of digital health solutions. I collaborate closely with clinicians, developers, and QA teams to deliver secure cloud-based healthcare applications. My previous roles have included modernizing UI systems, optimizing backend processes, and delivering features for healthcare SaaS platforms that serve thousands of daily users. I am passionate about leveraging my skills to create impactful solutions and am open to remote opportunities.
Experience
Work history, roles, and key accomplishments
Senior Software Engineer / Team Lead
Estenda
Feb 2024 - Present (1 year 4 months)
Led full-stack development of digital health solutions using React Native, React, .NET, GO, Python, Azure, and AWS. Collaborated with clinicians, developers, and QA to deliver secure cloud-based healthcare applications. Oversaw architecture, code reviews, and project planning in a high-compliance ISO 13485 environment.
Senior Software Engineer
Paycor
Nov 2023 - Present (1 year 7 months)
Modernized React UI and optimized C#/SQL backend systems, cutting processing times by 40%. Automated manual workflows via Azure Functions, reducing effort and errors by 25%. Strengthened microservice security with IDOR protections and improved QA efficiency by 20%.
Senior Software Engineer
MatrixCare Inc.
Jul 2021 - Present (3 years 11 months)
Delivered 80+ features for a healthcare SaaS platform used by 8,000+ daily users. Developed full-stack solutions in C#, Blazor, TypeScript, and SQL Server. Built advanced reporting features with optimized T-SQL, improving retrieval speeds and UX.
Software Design and Development Engineer
EASi (Microsoft)
May 2020 - Present (5 years 1 month)
Built ASP.NET Core tools and applications for a hardware manufacturing platform. Developed features for a C# debug framework and created web apps for device tool deployment. Interfaced with low-level APIs and contributed to device firmware workflows.
Automation Consultant
Q Analysts
Sep 2017 - Present (7 years 9 months)
Delivered sophisticated backend tools used in R&D and early product validation pipelines. Developed cross-platform tools in Python, C++, and JavaScript to support hardware-software integration and localization across multiple product lines. Designed and implemented a modern, asynchronous JavaScript framework for the Oculus Browser team.
Education
Degrees, certifications, and relevant coursework
EUEastern New Mexico University
Bachelor of Science, Computer Science
Studied core computer science principles, including programming, data structures, and algorithms. Gained foundational knowledge in software development and system design.
Tech stack
Software and tools used professionally
Availability
Location
United StatesAuthorized to work in
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