Head of Engineering (.NET, AI/LLM & Distributed Systems) – Remote

Position Type: Full-Time, Remote
Working Hours: U.S. Business Hours
Location: Remote — Pakistan, LATAM & Eastern Europe Preferred

About the Role

We’re hiring a highly technical, hands-on Head of Engineering to own the engineering function for a fast-growing SaaS platform.

This is not a purely managerial role. You’ll remain deeply involved in production engineering while leading a lean technical team and owning architecture, infrastructure, reliability, and engineering standards.

You’ll work across:

.NET / C# backend engineering
Distributed systems and microservices
AI & LLM infrastructure
Databases and data pipelines
DevOps, CI/CD and observability
Third-party API integrations
Engineering leadership and technical strategy

If you’re a senior engineering leader who still enjoys writing production code, solving difficult architecture problems, and owning systems end-to-end, this role is built for you.

What You’ll Own

Backend Engineering & Architecture

Design, build, and maintain scalable backend systems using:

.NET 8.0
C#
ASP.NET Core
Entity Framework Core

Own architecture across 14+ independently deployed microservices
Apply Clean Architecture and Domain-Driven Design (DDD) principles
Ship new product capabilities while improving existing systems
Diagnose and resolve performance bottlenecks
Improve scalability, maintainability, and engineering standards
Make pragmatic architectural decisions that balance speed with long-term reliability

AI & LLM Systems

Design and operate production-grade AI/LLM pipelines
Manage workflows spanning multiple AI providers
Build scalable AI capabilities for:

Personalization
Segmentation
Automation
AI-assisted product features

Optimize:

Prompting
Orchestration
Provider routing
Failover logic

Monitor and improve:

Token usage
Rate limits
Latency
Reliability
AI infrastructure costs

Introduce effective AI-assisted development workflows across engineering

Databases & Data Infrastructure

Manage production environments using:

MySQL
Redis
MongoDB

Design and improve caching strategies
Support analytics pipelines and event-driven workflows
Manage high-volume and bulk data operations
Optimize database schemas, indexing, and queries
Maintain data consistency and performance across distributed services

Infrastructure, DevOps & Reliability

Own Linux-based production infrastructure
Maintain and improve CI/CD pipelines
Oversee deployments and release reliability
Implement centralized:

Monitoring
Logging
Alerting
Observability

Identify infrastructure and scalability risks proactively
Improve uptime, incident response, and deployment stability
Strengthen engineering processes around production reliability

APIs, Integrations & Resilience

Own 25+ production third-party API integrations
Build resilient integration patterns including:

Retry logic
Provider failover
Graceful degradation
Fallback strategies
Error handling

Protect platform stability during third-party outages and degraded services
Improve fault tolerance across external dependencies and distributed workflows

Engineering Leadership

Lead and mentor a lean engineering team
Conduct meaningful code reviews and architecture reviews
Remain hands-on with production code
Establish engineering standards for:

Code quality
Documentation
Testing
Deployment
Architecture

Guide developers through complex technical decisions
Collaborate directly with founders and leadership on:

Product roadmap
Technical priorities
Architecture
Scalability
Engineering investment

Build a culture centered on ownership, execution, and engineering quality

Head of Engineering at Pavago