Engineering Team Lead – Email Security

🕒 Yesterday

🌐 Poland, Spain, +4 more countries – Remote

🇵🇱 Poland – Remote 🇪🇸 Spain – Remote 🇲🇪 Montenegro – Remote 🇬🇪 Georgia – Remote 🇧🇬 Bulgaria – Remote 🇦🇲 Armenia – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

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CloudLinux

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2009

☁️ SaaS

🔐 Security

🌐 Web 3

SaaS • Security • Web 3

CloudLinux is a leading provider of operating systems designed specifically for web hosting environments. The company offers a line of products including CloudLinux OS Legacy, CloudLinux OS Shared Pro, and CloudLinux OS Solo, each tailored to improve server stability, security, and performance. With features such as kernel live patching, advanced automation and monitoring tools, and specialized WordPress optimization, CloudLinux helps hosting companies maximize security and profitability while ensuring stable server environments. Over 4,000 companies trust CloudLinux to power millions of websites worldwide, benefitting from increased stability and reduced churn rates. The company emphasizes compatibility with major hosting control panels and CentOS, offering solutions for shared hosts, agencies, and small businesses.

📋 Description

• Lead the team building and operating CloudLinux’s email security product line, covering inbound anti-spam filtering and outbound SMTP gateway services • Turn the product backlog into a sequenced engineering plan with estimates, dependencies, and a reliable release train • Run weekly planning, release readiness, and quantitative status reporting • Own engineering quality gates for detection-model releases, including catch-rate and false-positive measurement and rollback paths • Keep technical debt visible, funded, and represented in the roadmap • Report delivery status and risks to engineering leadership weekly • Own email-stack architecture with the architecture group, including design reviews, ADRs, and build-versus-buy decisions • Review critical-path code and designs covering mail flow, rate limiting, quarantine, and authentication • Set standards for testing, observability, and safe rollouts • Own production health, SLOs, alerting, capacity, and sending-infrastructure deliverability • Act as incident commander, coordinate remediation, inform partners, and author post-mortems within 24 hours • Lead a distributed team through 1:1s, goal setting, performance reviews, and career development • Hire, interview, onboard, and mentor engineers • Establish async-working agreements and durable written communication • Model and coach effective use of coding agents and AI-assisted engineering workflows • Partner with the Product Owner to deliver priorities and escalate scope-versus-capacity conflicts • Own the release train, on-call, incident command, reliability risks, and technical roadmap during the first 90 days

🎯 Requirements

• 5+ years as a software engineer • 2+ years leading a team of engineers with people responsibility in a product company • Strong hands-on Linux background • Comfortable reading and reviewing production code in Go and/or Python • Ability to debug live systems on the box • Track record of shipping and operating a distributed backend service under real production load • Experience carrying a pager and running incidents • Ability to master complex technical domains quickly and make credible architectural decisions • Practical fluency with observability and data tooling, including Grafana, Kibana/Elasticsearch, Redash, or equivalents • Demonstrated people leadership, including 1:1s, performance conversations, hiring, and growing engineers • Experience working in an agentic or AI-assisted development workflow, or clear appetite to lead one • Professional proficiency in written and spoken English • Availability to work EU hours • Nice to have: working knowledge of SMTP, SPF/DKIM/DMARC, rDNS, IP reputation and warm-up, RBLs, and feedback loops • Nice to have: experience with Rspamd, SpamAssassin, Postfix, Exim, Halon, cPanel/WHM, or other control panels • Nice to have: exposure to ML model lifecycle, training-data quality, evaluation metrics, and detection-system tuning • Nice to have: experience running incident and escalation management with external partners

🏖️ Benefits

• A focus on professional development • Interesting and challenging projects • Fully remote work with flexible working hours — schedule your day and work from any location worldwide • Paid 24 days of vacation per year • 10 days of national holidays • Unlimited sick leave • Compensation for private medical insurance • Co-working reimbursement • Gym/sports reimbursement • Budget for education • Opportunity to receive a reward for the most innovative idea that the company can patent