Responsibilities
Design, build, and maintain fullstack features across our email and communications platform
Work on systems that handle email delivery at scale sending infrastructure, queue management, throttling, bounce handling, and deliverability optimization
Build and improve APIs, background services, and data pipelines in .NET
Develop and maintain cloudnative services in Azure Functions, Service Bus, Cosmos DB, SQL, Blob Storage, etc.
Drive modernization efforts refactoring legacy code, migrating to modern patterns, and improving observability and testability in a production system
Collaborate with product and stakeholders to translate business requirements into wellarchitected solutions
Participate in code reviews, technical design discussions, and incident response
Balance new feature development with incremental improvements to system reliability, maintainability, and developer experience
Mentor junior engineers and contribute to a culture of engineering excellence

Qualifications
57 years of professional software engineering experience
Fullstack development comfortable owning features from backend to frontend
C .NET strong experience building APIs, services, and backend systems
Microsoft Azure handson experience with Azure services in production e.g., App Services, Functions, Service Bus, SQL, Storage




Email delivery at scale experience with highvolume email systems, including familiarity with concepts like SPF DKIM DMARC, IP warming, bounce management, feedback loops, and deliverability monitoring
SQL Server strong experience writing performant queries, designing schemas, and working with relational databases exposure to PostgreSQL is a plus
Legacy modernization experience youve worked in mature codebases and know how to improve systems incrementally without breaking whats already working
Solid fundamentals distributed systems thinking, API design, testing practices, CI CD
React Next.js experience building modern frontend applications
Digital marketing domain knowledge understanding of campaign management, lead generation, marketing automation, or dealer automotive marketing
Experience with message queue architectures and eventdriven systems
Familiarity with email service providers SendGrid, Mailgun, SparkPost, etc.
Experience working in a multitenant SaaS environment
Must be fluent in English and Spanish.
Bolsa de trabajo México ofrecemos puesto de Senior Software Engineer para el sector de Ingenieria en la empresa LEADVENTURE de La Paz. Salario acorde a tu experiencia y al salario medio del sector. Actualiza ahora tu currículum vitae y postúlate a este empleo. Tipo de empleo Jornada completa.

📌 Senior Software Engineer Remote, full time (Los Reyes)
🏢 Leadventure
📍 Los Reyes