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Sr. Lead Full Stack .NET Core/React Developer (REMOTE) jobs in United States
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FlexOffers · 5 hours ago

Sr. Lead Full Stack .NET Core/React Developer (REMOTE)

FlexOffers is a passionate and collaborative company dedicated to providing top-notch services in the affiliate marketing ecosystem. They are seeking a Senior Lead Full Stack .NET Core & React Developer to lead architecture and development efforts, focusing on AI adoption and collaboration with offshore teams.
AdvertisingAffiliate MarketingMarketingPublishing
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Growth Opportunities
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Hiring Manager
Nallely Ponce,SPHR
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Responsibilities

Lead architecture, development, and AI adoption across platforms
Design and optimize high-traffic, outward-facing platforms, implementing CDN strategies, distributed caching, page-speed optimization, and performance monitoring
Architect and maintain scalable Windows server applications, including APIs and microservices, message queues and background workers, and asynchronous processing
Deep experience with systems integration, including e-commerce platforms and affiliate networks
Lead mobile-first development strategies and mobile application integrations
Design and integrate AI-powered features into web platforms, such as intelligent data processing and predictive analytics
Implement AI-driven automation to improve data ingestion and affiliate performance analysis
Collaborate on AI architecture decisions and apply AI tools to enhance developer productivity
Serve as Lead Developer for offshore development team in India
Conduct extensive code reviews and create comprehensive technical documentation
Partner closely with product, analytics, and leadership teams to align technical solutions with business goals

Qualification

C# .NET application developmentFull Stack DevelopmentReactAI integrationSQL ServerAzure DevOpsCI/CD pipelinesCode reviewsPerformance monitoringAutomated testingTechnical documentationTeam collaboration

Required

U.S. work authorization required. No sponsorship available at this time
8+ years of professional experience in C# .NET application development
Expert-level Full Stack and UX Development using: C#, ASP.NET, .NET Core, MVC, React, JavaScript, jQuery, Kendo UI, HTML, CSS
Mastery of .NET Core and React for scalable, modern web applications
Design and optimize high-traffic, outward-facing platforms, implementing: CDN strategies, Distributed caching, Page-speed optimization, Performance monitoring and alerting
Architect and maintain scalable Windows server applications, including: APIs and microservices, Message queues and background workers, Asynchronous and multi-threaded processing, Cache layers and distributed systems
Deep experience with systems integration, including: E-commerce platforms (Shopify, BigCommerce, etc.), Affiliate networks and third-party APIs
Build and consume large-scale data feeds (REST, RSS, XML, JSON)
Lead mobile-first development strategies and mobile application integrations
Advanced data-layer expertise: LINQ, SQL Server, Stored procedures, Query optimization, indexing, and schema design
Design and integrate AI-powered features into web platforms, such as: Intelligent data processing and classification, Predictive analytics and recommendations, Automated anomaly detection and alerts, AI-assisted content, reporting, or optimization workflows
Implement AI-driven automation to improve: Data ingestion and normalization, Affiliate performance analysis, Fraud detection and quality scoring, Operational efficiency across internal tools
Collaborate on AI architecture decisions, including: Integration with AI/ML services (internal or third-party), API-driven AI models, Model monitoring, versioning, and performance evaluation
Apply AI tools to enhance developer productivity, such as: Automated testing, Code quality analysis, Performance optimization insights
Serve as Lead Developer for offshore development team in India
Conduct extensive code reviews, enforcing best practices, performance standards, and security
Create and maintain comprehensive technical documentation, including: System architecture, API contracts, AI workflows and automation pipelines
Partner closely with product, analytics, and leadership teams to align technical solutions with business goals
Strong experience with: Azure DevOps, Git / SVN, CI/CD pipelines
Expertise in: Unit testing, Integration testing, Automated testing frameworks, Debugging, logging, tracing, and monitoring
Exceptional technical writing and communication skills
Proven track record delivering enterprise-scale platforms
Detail-oriented, innovative, and collaborative
Thrives in a fast-collaborating environments
Passionate about AI adoption and intelligent automation
Detail-oriented, analytical, creative, and a strong team player
Proven track record in the field
Reliable and available for full-time work
Remote Work (USA Based/Home Setup)
Bachelor's Degree in Computer Science, Information Systems, or a closely related field

Preferred

DIRECT EXPERIENCE IN AFFILIATE MARKETING IS A MAJOR ADVANTAGE AND STRONGLY PREFERRED FOR THIS ROLE
Worked in the Affiliate Marketing Field (Super ++)

Benefits

Health Benefits Package – Company pays 75% of employee premium
Comprehensive medical, dental, and vision coverage
GAP coverage
Short-term and long-term disability insurance
Life insurance
Flexible Spending Accounts (FSA)
2 weeks paid vacation in the first year
PTO increment eligibility after one year
6 paid U.S. holidays plus 2 floating holidays
Paid personal and sick days
401(k) with 4% company match
Fully remote (home-based) role
Employee Assistance Program (EAP)
Employee discount programs
Yearly employee perks
Recognized Great Place to Work environment

Company

FlexOffers

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FlexOffers.com is an affiliate marketing network that provides comprehensive solutions to both advertisers and publishers.

Funding

Current Stage
Early Stage

Leadership Team

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Alexander Daskaloff
CEO / Owner
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M
Matthew Burden
Vice President, Strategy
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Company data provided by crunchbase