Software Engineer
Edwin Schleif
Full-stack software engineer. I build software from end to end.
Experience
Work History
Curtis Instruments
Staff Software Engineer
Livermore, CA
Jun 2021 — Mar 2026
- Developed Windows desktop applications in C# (WPF and WinForms) used by embedded engineers to configure, diagnose, and communicate with motor controllers over CANopen.
- Designed and built internal and customer-facing web applications using React-based frameworks and ASP.NET APIs, deployed with Docker on Linux behind an Nginx reverse proxy.
- Developed backend services in Go as a lightweight alternative to Linux-hosted .NET services.
- Led migration of Linux-hosted SQL Server databases to PostgreSQL to improve portability and operational flexibility.
- Designed, optimized, and maintained relational databases supporting reliable enterprise systems.
First Republic Bank
Senior Software Engineer
San Francisco, CA
Oct 2020 — Jun 2021
- Spearheaded maintenance and modernization of the bank's mission-critical CRM platform, migrating core modules from legacy ASP.NET to a React frontend backed by .NET Web API.
- Delivered new features and stability improvements in the ASP.NET 4.8 codebase.
- Collaborated with bankers, operations teams, and project managers to align releases with business and regulatory requirements.
Jefferies Financial Group
Senior Software Engineer
New York, NY
Feb 2019 — Sep 2020
- Led prime-brokerage technology initiatives for hedge-fund clients, crafting high-performance WPF solutions with MVVM and Prism.
- Integrated seamlessly with leading custodians and service providers.
- Built a robust Excel-based Profit and Loss (P&L) system that ingested live market feeds from Bloomberg, eSignal, Reuters, and other data vendors.
Mizuho Bank
Senior Software Engineer
Jersey City, NJ
Jan 2016 — Jan 2019
- Sustained and enhanced the bank's statement-generation and distribution platform with SQL Server development and SSIS production support.
- Engineered .NET Windows services and console tools primarily in C#, using VB.NET, Python, TypeScript, and JavaScript.
- Built robust desktop utilities in Windows Forms with structured code organization and comprehensive unit tests.
Pronology
Senior Software Engineer
New York, NY
Apr 2014 — Jan 2016
- Developed time-code-driven media-asset-management interfaces, leveraging C#, WPF, and SQL Server.
- Built core components as .NET Windows services, console applications, and WCF services to integrate diverse broadcast-recording hardware.
Safra National Bank of New York
Senior Software Engineer
New York, NY
Apr 2007 — Mar 2014
- Developed and maintained the bank's stock and options trading platform.
- Enhanced applications including Internet Banking and middle/back-office tools while coding in C#, VB.NET, VB6, JScript, and VBScript.
- Built user interfaces in ASP.NET (Web Forms to MVC) and Windows Forms.
Skills
Technical Expertise
Front-End
ReactNext.jsAngularTypeScriptJavaScriptHTMLCSSTailwind CSSWPFXAMLWindows FormsUWPElectronReact NativeAndroidiOSSwiftKotlinREST APIsGraphQLResponsive Design
Back-End
C#Dotnet FrameworkModern DotnetASP.NETNode.jsGolangPythonSQL ServerPostgreSQLMongoDBRedisOracleSnowflakeKafkaJenkinsDevOpsWindows Server
Artificial Intelligence
Claude CodeOpenAICodexAI AgentsAgentic AILLM IntegrationToken ManagementRAGSkillsMCPAI SDKEmbeddingsVector Databases
Cloud & Infrastructure
AWSEC2S3RDSLambdaRoute 53CloudFrontAPI GatewayECSSQSSNSDynamoDBAWS TranscribeCodePipelineAzureAzure DevOpsAzure App ServiceAzure FunctionsAzure SQLAzure Blob StorageAzure ADDockerNginxLinuxCI/CD
Education
Academic Background
Computer Science
UGF — Universidade Gama Filho
Rio de Janeiro, Brazil
2006
Get in touch
Interested in working together? Feel free to reach out.
(707) 317-1773edwin@edwincloud.com