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I'm a software engineer with a passion for building scalable, cloud-native applications across the .NET and JavaScript ecosystems. I design and implement robust backend services in C#/.NET Core and REST/GraphQL APIs, and craft responsive front-ends with Angular and React. I enjoy turning complex problems into reliable platforms, delivering real-time features, data pipelines, and secure enterprise-grade solutions on Azure and AWS. I also mentor teammates, champion test-driven development, and continuously explore patterns like serverless, Kubernetes, and CI/CD to accelerate delivery and improve quality. Beyond coding, I thrive in cross-functional teams and love applying new technologies to healthcare, finance, and SaaS domains. I’m always looking for opportunities to optimize performance, reliability, and developer productivity while keeping a friendly, collaborative approach to problem solving.…I'm a software engineer with a passion for building scalable, cloud-native applications across the .NET and JavaScript ecosystems. I design and implement robust backend services in C#/.NET Core and REST/GraphQL APIs, and craft responsive front-ends with Angular and React. I enjoy turning complex problems into reliable platforms, delivering real-time features, data pipelines, and secure enterprise-grade solutions on Azure and AWS. I also mentor teammates, champion test-driven development, and continuously explore patterns like serverless, Kubernetes, and CI/CD to accelerate delivery and improve quality. Beyond coding, I thrive in cross-functional teams and love applying new technologies to healthcare, finance, and SaaS domains. I’m always looking for opportunities to optimize performance, reliability, and developer productivity while keeping a friendly, collaborative approach to problem solving.

Jacob Miller

Full Stack Developer, Back-End Developer, Front-End Developer, +3

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I'm a software engineer with a passion for building scalable, cloud-native applications across the .NET and JavaScript ecosystems. I design and implement robust backend services in C#/.NET Core and REST/GraphQL APIs, and craft responsive front-ends with Angular and React. I enjoy turning complex problems into reliable platforms, delivering real-time features, data pipelines, and secure enterprise-grade solutions on Azure and AWS. I also mentor teammates, champion test-driven development, and continuously explore patterns like serverless, Kubernetes, and CI/CD to accelerate delivery and improve quality. Beyond coding, I thrive in cross-functional teams and love applying new technologies to healthcare, finance, and SaaS domains. I’m always looking for opportunities to optimize performance, reliability, and developer productivity while keeping a friendly, collaborative approach to problem solving.…I'm a software engineer with a passion for building scalable, cloud-native applications across the .NET and JavaScript ecosystems. I design and implement robust backend services in C#/.NET Core and REST/GraphQL APIs, and craft responsive front-ends with Angular and React. I enjoy turning complex problems into reliable platforms, delivering real-time features, data pipelines, and secure enterprise-grade solutions on Azure and AWS. I also mentor teammates, champion test-driven development, and continuously explore patterns like serverless, Kubernetes, and CI/CD to accelerate delivery and improve quality. Beyond coding, I thrive in cross-functional teams and love applying new technologies to healthcare, finance, and SaaS domains. I’m always looking for opportunities to optimize performance, reliability, and developer productivity while keeping a friendly, collaborative approach to problem solving.

Available to hire

I’m a software engineer with a passion for building scalable, cloud-native applications across the .NET and JavaScript ecosystems. I design and implement robust backend services in C#/.NET Core and REST/GraphQL APIs, and craft responsive front-ends with Angular and React. I enjoy turning complex problems into reliable platforms, delivering real-time features, data pipelines, and secure enterprise-grade solutions on Azure and AWS. I also mentor teammates, champion test-driven development, and continuously explore patterns like serverless, Kubernetes, and CI/CD to accelerate delivery and improve quality.

Beyond coding, I thrive in cross-functional teams and love applying new technologies to healthcare, finance, and SaaS domains. I’m always looking for opportunities to optimize performance, reliability, and developer productivity while keeping a friendly, collaborative approach to problem solving.

Skills

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Intermediate

Work Experience

Senior Software Engineer at Leatherback

May 1, 2025 - October 10, 2025

Engineered a real-time notification service using SignalR (C#) and WebSockets (Node.js) to provide instant payroll status updates, transaction alerts, and employer-employee communication; improved database performance by implementing advanced indexing, partitioning, and caching strategies in SQL Server and Redis, optimizing query execution times by 30% under peak transaction loads; created schedulable customized data extraction process using Azure Functions, API calls, and Service Bus Queues to generate formatted reports and securely deliver them via FTP; developed and maintained mission-critical backend services, RESTful APIs, and GraphQL endpoints using .NET Core and Node.js.

Staff Software Engineer at CareOf

May 1, 2024 - October 10, 2025

Spearheaded the development of SaaS Healthcare, Retail Platforms by employing C#, ASP.NET Core 8, Azure, React and React Native adhering HIPAA and FHIR compliance; created and maintained components, services, and user interfaces for internal Medical Report system using Node.js, Angular 16, TypeScript, RxJS, NgRx, Redis, RabbitMQ, ElasticSearch and Storybook; followed Test Driven Development creating unit tests in NUnit, XUnit, Moq, Jasmine and Karma with 95% code coverage; designed relational (MS SQL, PostgreSQL) and NoSQL databases (CosmosDB, MongoDB); managed legacy VB.NET and ASP.NET MVC Web Forms applications and implemented RBAC/SSO/SAML with OAuth and Azure AD B2C; integrated Microsoft SQL Server, LINQ, T-SQL and Entity Framework Core 6; implemented CI/CD pipelines with Azure DevOps and Terraform (IaC) integrated with Kubernetes; constructed internal UI views and supporting SSRS reports; Debugged and resolved GraphQL API issues; development of data applications and data ingestion

Software Engineer at Amherst

April 1, 2021 - October 10, 2025

Enhanced investment management system using C# / ASP.NET Core / Angular / Node.js / TypeScript; migrated on-premise system to Azure Cloud-Native using Cosmos DB, Azure Functions, RabbitMQ, Kubernetes; designed scalable Next.js/Node.js UI; conducted A/B testing for Angular frontend; employed Datadog for real-time monitoring; focused on performance tuning with caching (Elasticsearch, Redis); migrated policy issuing system from WPF to ASP.NET MVC; integrated Dynamics 365 for CRM to gain data-driven insights.

Software Engineer at Mitratech

July 1, 2019 - October 10, 2025

Managed two web applications (Medical Test Projects) for applying to waiting lists, checking statuses, and submitting report data; updated a hybrid mobile app using React Native; enhanced patient enrollment system with React modules, Next.js, and Material UI; built APIs in Node.js with PostgreSQL; implemented SSIS ETL pipelines; created 20+ reusable Angular components; managed CI/CD via Jenkins in AWS (S3, CloudFormation, Elastic Beanstalk, Kinesis); backend DB development in Oracle 11g and SQL Server using PL/SQL.

Software Engineer at Katerra

January 1, 2017 - October 10, 2025

Collaborated with cross-functional teams to ensure seamless backend/frontend integration via RESTful APIs; improved CRM for Call Center; introduced Contact Analytics; migrated legacy VB.NET desktop applications to React-based web applications using React, PostgreSQL, C#, ASP.NET and AWS.

Senior Software Engineer at Leatherback

May 1, 2025 - October 20, 2025

Engineered a real-time notification service using SignalR and WebSockets to provide instant payroll status updates, transaction alerts, and employer-employee communication, improving user engagement and reducing support inquiries. Improved database performance by implementing advanced indexing, partitioning, and caching strategies in SQL Server and Redis, optimizing query execution times under peak loads by ~30%. Created schedulable customized data extraction using Azure Functions, API calls, and Service Bus Queues to generate formatted reports and securely deliver them via FTP.

Staff Software Engineer at CareOf

May 1, 2024 - October 20, 2025

Spearheaded SaaS healthcare and retail platform development using C#, ASP.NET Core 8, Azure, React and React Native with HIPAA and FHIR compliance. Built and maintained internal Medical Report system using Node.js, Angular 16, TypeScript, RxJS, NgRx, Redis, RabbitMQ, Elasticsearch and Storybook. Implemented Test Driven Development with NUnit, XUnit, Moq, Jasmine and Karma, achieving 95% unit-test coverage. Designed relational (MS SQL, PostgreSQL) and NoSQL databases (CosmosDB, MongoDB) with robust data models and efficient queries. Modernized legacy VB.NET/ASP.NET apps with RBAC/SSO/SAML and Azure AD B2C. Leveraged EF Core 6, SQL Server, Data Factory and Service Bus for data workflows.

Senior Software Engineer at Amherst

April 1, 2021 - October 20, 2025

Enhanced an investment management system with C#/ASP.NET Core/Angular/Node.js/TypeScript and Azure, transitioning an on-premises solution to a cloud-native architecture using Cosmos DB, Azure Functions, RabbitMQ, and Kubernetes. Designed scalable UI components with Next.js/Node.js for responsive interfaces. Conducted A/B testing for Angular frontend via Monetate and Adobe Target, contributing to revenue growth. Implemented Datadog monitoring and caching with Elasticsearch and Redis to improve performance. Migrated policy-issuing system from WPF to ASP.NET MVC, reducing critical bugs by 15% and preserving automation tests. Gained experience with AWS services (EC2, S3, Lambda, RDS, DynamoDB, CloudFront, CloudFormation, Elasticsearch).

Software Engineer at Mitratech

July 1, 2019 - October 20, 2025

Managed two web applications (Medical Test Projects) with ASP.NET MVC, Razor, Azure, PostgreSQL, TypeScript and jQuery. Updated a hybrid mobile app with React Native for doctors. Built React/TypeScript components, Next.js, and Material-UI; implemented SSIS/ETL pipelines to optimize reporting data. Developed 20+ reusable Angular components using TypeScript, Webpack Federation, Tailwind/SASS and RxJS. Managed CI/CD pipelines in Jenkins, enabling reliable AWS deployments with S3, CloudFormation, Elastic Beanstalk, and Kinesis. Worked on Oracle 11g/SQL Server data triggers and PL/SQL.

Software Engineer at Katerra

January 1, 2017 - October 20, 2025

Collaborated with cross-functional teams to ensure seamless backend/frontend integration via RESTful APIs and AngularJS/TypeScript. Delivered CRM enhancements connected to Call Center. Introduced Contact Analytics to improve agent performance and customer experience. Migrated legacy VB.NET desktop apps to React-based web applications using PostgreSQL, C#, ASP.NET, and AWS.