.Net Core Sql Server

Jeffrey Conradi

Senior Full Stack Engineer

****************@*****.*** +1-850-***-**** Reno, NV

http://www.linkedin.com/in/jeffrey-conradi-36a97b340

Professional Summary

I am a Senior Full Stack Developer with over 13 years of experience specializing in C# and .NET Core development, building scalable and secure enterprise applications across healthcare, financial, and e-commerce domains. My expertise includes designing and developing RESTful APIs, implementing microservices architectures, and optimizing SQL Server and NoSQL databases for high-performance solutions. I have extensive experience with modern frontend frameworks such as Angular and React, alongside cloud platforms like Azure and AWS, ensuring reliable and cost-effective deployments. Skilled in DevOps practices, I automate CI/CD pipelines using Azure DevOps, Jenkins, and Docker, and enhance system observability with Prometheus and ELK Stack. As a collaborative leader, I mentor teams, drive Agile workflows, and deliver innovative solutions aligned with business objectives.

Skills

Languages: C#, JavaScript (TypeScript, Node.js), Python, SQL, HTML5, CSS3

Frameworks: .NET Core (6/7), ASP.NET MVC, Angular, React, Vue.js, Blazor, AngularJS, NgRx, Redux, Tailwind CSS, Bootstrap

Databases: SQL Server, MySQL, PostgreSQL, Oracle Database, MongoDB, Redis, Cosmos DB, AWS RDS

DevOps Tools: Docker, Kubernetes, Jenkins, AWS, Terraform, Prometheus, Grafana, Ansible

CI/CD: Azure DevOps, Jenkins, GitLab CI, CircleCI, GitHub Actions

Cloud Platforms: Azure (Blob Storage, Cosmos DB, Service Bus, Azure Kubernetes Service, Azure Functions), AWS (EC2, S3, Lambda, RDS, Fargate, API Gateway, CloudWatch, DynamoDB), DigitalOcean

Testing: Jasmine, xUnit, NUnit, Karma, Selenium, Cypress, Jest, JMeter, Locust, Azure Test Plans

Methodologies: Scrum, Kanban, Jira, Confluence, Slack

Version Control: Git, GitHub, GitLab, Bitbucket

API Development: RESTful APIs, OpenAPI schemas, GraphQL, Payment Gateways (Stripe, PayPal, Authorize.net)

Messaging: Apache Kafka, RabbitMQ, AWS SQS, WebSocket

Security and Authentication: OAuth2.1, JWT, SAML, OpenID Connect, Kerberos, LDAP, GDPR, HIPAA, PCI DSS

Advanced Skills: State Management (NgRx, Redux Toolkit), Machine Learning Integration (Python), AI-powered Chatbots (Twilio APIs, NLP Frameworks), Database Optimization (Indexing, Partitioning, Caching)

Work Experience

Senior Full Stack Engineer

StartupSoft San Francisco, CA, Remote

Sep 2021 – Present

-Healthcare Engagement Platform (Ostro):

Built a cloud-native platform using .NET Core, Entity Framework, and Angular 17, enabling real-time patient-provider interactions and processing large-scale healthcare data.

Ensured full HIPAA compliance by integrating secure OAuth 2.1 and JWT authentication for access control.

Deployed the application on Azure Kubernetes Service (AKS) with microservices architecture, ensuring scalability and fault tolerance.

-Financial Loan Processing and Reconciliation Platform (FinServe):

Designed and implemented a high-volume loan processing and reconciliation system using Blazor, .NET Core, and SQL Server.

Integrated AI-powered fraud detection models in collaboration with data scientists, leveraging Python for risk analysis and reducing financial fraud by 30%.

Migrated legacy financial systems to Azure, utilizing Blob Storage, Cosmos DB, and Azure Service Bus, reducing infrastructure costs by 50%.

-Responsibilities:

Designed and developed secure, scalable RESTful APIs using .NET Core (6/7) with robust authentication mechanisms, including OAuth 2.1, JWT, SAML, and OpenID Connect, ensuring compliance with HIPAA, PCI DSS, and other regulatory standards.

Built and managed microservices architectures with ASP.NET MVC and Blazor, ensuring high performance and fault tolerance across cloud-native applications deployed on Azure Kubernetes Service (AKS).

Optimized SQL Server performance using advanced techniques, such as indexing, partitioning, and query optimization, while integrating Redis for caching, resulting in low-latency data retrieval for high-volume applications.

Implemented and maintained complex data workflows across relational databases (SQL Server, PostgreSQL, MySQL) and NoSQL solutions (Cosmos DB, MongoDB), ensuring efficient data storage and retrieval.

Developed GraphQL APIs alongside traditional RESTful services to support flexible client data queries, reducing redundant data transfers and enhancing application performance.

Enhanced observability and monitoring with Prometheus and Grafana, ensuring proactive detection of bottlenecks and maintaining 99.9% uptime for production systems.

Centralized logging, error tracking, and analytics using the ELK stack (Elasticsearch, Logstash, Kibana), reducing debugging time by 35% and enabling faster issue resolution.

Automated end-to-end CI/CD pipelines using Azure DevOps, Jenkins, and GitHub Actions, streamlining build, test, and deployment workflows, reducing release cycles by 30%, and supporting hybrid cloud deployments.

Containerized .NET microservices with Docker and orchestrated deployments using Kubernetes, ensuring consistency across development, staging, and production environments.

Built and deployed interactive, responsive UI components using Blazor, Angular, and React, delivering a seamless user experience with improved performance, reducing page load times by 25%.

Implemented state management solutions with NgRx and Redux Toolkit, synchronizing data across dynamic and complex user interfaces for consistent performance.

Integrated real-time messaging solutions using RabbitMQ, AWS SQS, and Apache Kafka, enabling asynchronous data processing and efficient communication between distributed systems.

Architected and integrated payment processing systems with Stripe, PayPal, and Authorize.net, ensuring secure and reliable financial transactions.

Led testing strategies using xUnit, NUnit, and Selenium, achieving over 90% code coverage for backend systems.

Conducted performance and load testing with JMeter and Locust, optimizing system throughput and identifying bottlenecks in high-transaction environments.

Designed and implemented automated testing pipelines integrated with Azure Test Plans and CI/CD workflows, ensuring software reliability and consistent quality.

Enhanced system security by configuring LDAP and Kerberos for authentication in enterprise systems, improving access control and user management.

Mentored junior developers on .NET Core, Blazor, and database optimization techniques, fostering a collaborative and high-performing team.

Facilitated Agile ceremonies, including sprint planning, retrospectives, and daily stand-ups, while managing project workflows with Jira and Confluence, driving efficiency and on-time delivery of projects.

Migrated legacy on-premises applications and databases to Azure and AWS, utilizing services like Blob Storage, S3, RDS, and Fargate, reducing infrastructure costs by 50% and improving scalability.

Deployed AI-powered chatbots using Twilio APIs and NLP frameworks, delivering real-time user support for payment queries, appointment scheduling, and other interactions.

Collaborated with cross-functional teams to align technical implementations with business objectives, ensuring the successful delivery of critical features for healthcare and financial applications.

Implemented GDPR-compliant data handling and storage practices to meet data privacy requirements for international customers.

Environment: C#, JavaScript (TypeScript), .NET Core (6/7), ASP.NET MVC, Blazor, Angular (17), React (18), Entity Framework, SQL Server, PostgreSQL, MySQL, MongoDB, Cosmos DB, Redis, Docker, Kubernetes, Azure Kubernetes Service (AKS), Jenkins, Prometheus, Grafana, ELK Stack (Elasticsearch, Logstash, Kibana), Azure DevOps, GitHub Actions, RabbitMQ, Apache Kafka, AWS SQS, RESTful APIs, GraphQL, OpenAPI Schemas, xUnit, NUnit, Selenium, JMeter, Locust, Azure Test Plans, OAuth 2.1, JWT, SAML, OpenID Connect, LDAP, Kerberos, Stripe, PayPal, Authorize.net, Jira, Confluence, Slack

Developed a high-transaction platform using C# (.NET Core 2.1/3.1), ASP.NET Core MVC, Angular 9–11, and SQL Server 2019, achieving a 20% improvement in transaction success rates by optimizing backend workflows and implementing intelligent retry mechanisms.

Designed and implemented dynamic, reusable UI components with Angular 10 and React 16/17, improving front-end performance and reducing page load times by 20%, enhancing merchant and consumer experiences across the platform.

Integrated payment gateways such as PayPal, Stripe, and Authorize.net into a scalable .NET Core API layer, increasing transaction efficiency by 30% and supporting secure, multi-currency global payments.

Partnered with Meta’s AI research teams to develop AI-driven personalization features, including product recommendations, boosting average order values (AOV) by 25% through tailored shopping experiences based on real-time behavioral data.

Architected a containerized microservices architecture using Docker and Kubernetes, ensuring the platform’s high availability and scalability during peak events such as Black Friday and Cyber Monday.

Enhanced platform monitoring and observability using the ELK stack (Elasticsearch, Logstash, Kibana), enabling faster debugging and real-time issue detection, reducing downtime by 35%.

Built a React-based analytics dashboard providing merchants with actionable insights into sales performance, customer behavior, and ad campaign ROI, empowering data-driven decision-making.

Designed and deployed a serverless architecture using AWS Lambda and AWS Fargate for asynchronous payment validation, achieving a 50% reduction in operational overhead and improving responsiveness during high transaction volumes.

Implemented AI-powered fraud detection models in collaboration with data scientists, leveraging Python to reduce suspicious transaction activity by 30% and increase platform trust.

Leveraged NgRx for state management in Angular applications, ensuring real-time data synchronization and delivering a seamless user experience for merchants managing their storefronts.

Conducted rigorous testing with xUnit for backend components and Selenium for UI workflows, achieving 90% code coverage and ensuring seamless performance during production releases.

Integrated AI-powered chatbots using Twilio APIs and NLP frameworks, providing real-time customer support for order tracking, payment disputes, and product inquiries, improving user satisfaction by 15%.

Migrated legacy systems to AWS, enabling cloud compatibility and reducing infrastructure costs by 50%, while ensuring global performance standards.

Led Agile ceremonies, including sprint planning, retrospectives, and daily stand-ups, ensuring on-time delivery and alignment with Meta’s evolving e-commerce goals using tools like Jira and Confluence.

Environment: C#, .NET Core (2.1/3.1), ASP.NET Core MVC, Angular (9–11), React (16/17), SQL Server 2019, Docker, Kubernetes, AWS Lambda, AWS Fargate, Elasticsearch, Logstash, Kibana (ELK Stack), NgRx, Redux Toolkit, PayPal, Stripe, Authorize.net, Python, xUnit, Selenium, Twilio APIs, NLP Frameworks, AWS S3, AWS RDS, AWS, Jira, Confluence

Developed the Performance Management Module for the ERP system using C# (.NET Framework), AngularJS, and SQL Server 2014, enabling the tracking of employee productivity and performance through KPI dashboards. This module improved customer satisfaction and contributed to a 5% growth in sales.

Migrated the Attendance Module from .NET Framework to .NET Core 1.0, modernizing the platform to improve scalability and reducing response times by 10%. Introduced RESTful APIs for real-time attendance tracking and reporting.

Designed and developed a data visualization dashboard using React and Chart.js, providing real-time insights into attendance patterns, departmental productivity, and performance metrics.

Enhanced system performance by optimizing SQL Server queries through techniques such as indexing, stored procedures, and query optimization, resulting in a 20% reduction in database latency.

Integrated cloud-based storage and backup solutions using AWS S3, ensuring data integrity and enabling seamless recovery during system updates or migrations.

Implemented a payroll automation system using Entity Framework 6 and SQL Server, eliminating manual errors and improving payroll processing times by 30%.

Designed and executed comprehensive test cases in collaboration with QA teams, using xUnit and Selenium, achieving 90% code coverage and reducing post-release defects by 25%.

Implemented role-based access controls (RBAC) with ASP.NET Identity, ensuring secure data access for different user levels and compliance with privacy and data protection standards.

Supported the legacy system migration to the new ERP platform by writing robust SQL and SSIS scripts, ensuring accurate data transfer with zero downtime during the transition.

Integrated AWS Lambda functions for asynchronous task execution, enabling efficient processing of background jobs such as email notifications and automated report generation.

Participated in Agile ceremonies, including sprint planning, stand-ups, and retrospectives, leveraging Jira to track progress, address client feedback, and ensure timely delivery of deliverables.

Documented technical workflows, created user guides, and trained client teams on new ERP features, facilitating smooth adoption and maximizing operational efficiency for end users.

Environment: C#, .NET Framework, .NET Core 1.0, AngularJS, React, Chart.js, SQL Server 2014, Entity Framework 6, SSIS, AWS S3, AWS Lambda, RESTful APIs, ASP.NET Identity, xUnit, Selenium, Jira, Stored Procedures, Indexing, Query Optimization, Agile, RBAC (Role-Based Access Control)

Web Developer

Reno Techs Reno, NV

Feb 2012 – Jan 2015

Designed and developed RESTful APIs using C# (.NET Framework) and SQL Server, increasing system efficiency by 20% and reducing latency for data-intensive applications through optimized query execution.

Built and maintained dynamic AngularJS components for enterprise-level applications, enhancing frontend performance, reducing load times by 25%, and improving user experiences across multiple platforms.

Optimized SQL Server databases by implementing advanced techniques such as indexing, partitioning, and query optimization, improving execution times by 40% and ensuring seamless performance during high-volume transactions.

Developed responsive, user-friendly interfaces using AngularJS and React, tailored to meet specific client requirements and adhere to modern web development best practices.

Containerized web applications using Docker, streamlining deployment workflows and ensuring consistent runtime environments across development, staging, and production environments.

Automated build and deployment pipelines using Jenkins, reducing deployment errors by 30% and accelerating delivery cycles, enabling quicker time-to-market for critical features.

Integrated AWS services such as S3 for secure data storage and EC2 for scalable cloud hosting, achieving 99.9% uptime and ensuring the reliability of deployed applications.

Participated in Agile development processes, contributing to sprint planning, daily stand-ups, and retrospectives, ensuring projects met tight deadlines and exceeded client expectations.

Collaborated with the University of Nevada, to develop a custom portal for managing event registrations and academic resources, increasing engagement by 15% and improving user satisfaction among students and faculty.

Documented technical workflows, API specifications, and best practices, facilitating knowledge sharing and providing a comprehensive onboarding guide for new team members, ensuring project continuity and quality.

Environment: C#, .NET Framework, SQL Server, AngularJS, React, Docker, Jenkins, AWS S3, AWS EC2, RESTful APIs, Indexing, Partitioning, Query Optimization, Agile, API Specifications, Technical Documentation

Education

University of Nevada

Master’s Degree in Computer Science

2014-2016

University of Nevada

Bachelor’s Degree in Computer Science

2007-2011

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