H

Software Engineer (Email Team)

Hostinger • Lithuania
Remote
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Build and maintain high-performance public and private APIs for a global email platform serving millions of users. Develop core services including authentication, provisioning, and spam filtering using PHP and Go. Require strong software engineering principles, system design thinking, and experience with distributed event-driven systems.

Key Highlights
Own features end-to-end from discovery to deployment and production monitoring
Work on high-scale services where performance impacts millions of mailboxes
Contribute to the architectural shaping of a platform transitioning to an AI-first approach
Key Responsibilities
Build and run high-performance public and private APIs and internal services in Go and PHP
Develop authentication, provisioning, webhooks, websockets, and email migration systems
Implement routing, policy, and spam filtering systems
Monitor services in production using Grafana and Sentry to optimize performance
Design and implement distributed, event-driven systems using queues and idempotency
Conduct code reviews to maintain high engineering standards
Create tooling, automation, and documentation to accelerate feature delivery
Technical Skills Required
PHP Go System Design
Benefits & Perks
Gross salary starting from €5000 monthly
Remote work options (home or anywhere in the world)
Health insurance from Day 1
Gym memberships
Recharge leave
Headspace subscriptions
Learning opportunities (Reforge, CoachHub, conferences)
Nice to Have
Hands-on experience with Go
Familiarity with email protocols (IMAP, SMTP)
Experience with real-time systems (WebSockets, pub/sub)
Experience with message queues and data pipelines (RabbitMQ, Kafka/Redpanda, ClickHouse)
Comfortable working with AI coding assistants (Cursor, Claude Code, Copilot)

Job Description

Hostinger serves more than 5.5 million clients across 150 countries, but we're still excited about what we're creating next.AI is changing how we build products, support customers, work together, and solve problems. It helps us move faster, spend less time on repetitive work, and focus on bigger ideas. Guided byAs a on the Email Team, you’ll build and run high-performance, high-scale public and private APIs and the internal services behind them, in and
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