Software Engineer, Email & Communications Platform

LeadVenture™

. Build, test, and maintain full-stack features across the email and communications platform .

Posted 10/8/2026full-timeRemote • MexicoJuniorMid-LevelWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Full-Stack Development, particularly with C# and .NET for building APIs and services, alongside hands-on experience in Microsoft Azure. Proficient in SQL Server and familiar with email delivery systems, ensuring reliability and performance in high-volume environments.

Highest-signal resume keywords

Full-Stack DevelopmentC# / .NETMicrosoft AzureSQL ServerReact / Next.js

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Hard Skills

Full-Stack DevelopmentC# / .NETSQL ServerAPI DesignCloud-Native ServicesEmail Delivery SystemsData PipelinesLegacy Code RefactoringCI/CDDistributed Systems

Soft Skills

CollaborationProblem-SolvingCommunication

Tools & Technologies

Azure FunctionsService BusCosmos DBBlob StorageMessage QueuesEvent-Driven SystemsVideo Conferencing Tools

Industry Keywords

Digital MarketingEmail Service ProvidersMulti-Tenant SaaSSPF/DKIM/DMARCDeliverability Monitoring

Tech Stack

Tools & technologies

AzureCloudDistributed SystemsJavaScriptNext.jsPostgresReactSQL.NET

About the role

Key responsibilities & impact

Build, test, and maintain full-stack features across the email and communications platform
Work on email delivery systems at scale, including sending infrastructure, queue management, throttling, bounce handling, and deliverability optimization
Build and improve APIs, background services, and data pipelines in .NET
Develop and maintain cloud-native services in Azure, including Functions, Service Bus, Cosmos DB, SQL, and Blob Storage
Refactor legacy code, migrate to modern patterns, and improve observability and testability
Collaborate with product, senior engineers, and stakeholders to turn business requirements into solutions
Participate in code reviews, technical design discussions, and incident response
Balance feature development with improvements to reliability, maintainability, and developer experience
Identify opportunities to retire technical debt and modernize the platform
Partner with deliverability specialists and other engineering teams

Requirements

What you’ll need

2–4 years of professional software engineering experience
Full-stack development experience across backend and frontend code
Solid experience with C# / .NET for APIs, services, or backend systems
Hands-on Microsoft Azure experience or cloud experience to deepen
Exposure to or strong interest in high-volume email systems
Familiarity with SPF/DKIM/DMARC, bounce management, or deliverability monitoring is a plus
Solid SQL Server experience writing queries and working with relational databases
Comfort reading, understanding, and improving mature codebases
Knowledge of API design, testing practices, CI/CD, and growing interest in distributed systems
Experience building modern frontend applications with React / Next.js
Fluent in English and Spanish
Ability to work effectively in onsite, remote, or hybrid environments using video conferencing and collaboration tools
Digital marketing domain knowledge is a plus
Exposure to message queues and event-driven systems is a plus
Familiarity with email service providers such as SendGrid, Mailgun, or SparkPost is a plus
Experience in a multi-tenant SaaS environment is a plus
PostgreSQL exposure is a plus

Benefits

Comp & perks

Remote-first team
Opportunity for ownership and professional growth
Learn from senior engineers and receive feedback
Equal employment opportunities and nondiscrimination protections