Engineering Team Lead - Email Security (Imunify Email & Email Gateway)

• The opportunity to receive a reward for the most innovative idea that the company can patent

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Originally posted on Himalayas

• Understanding of ML-driven systems, including model quality evaluation, training, and production operations.

• 5+ years as a software engineer, with 2+ years leading a team of engineers (team lead, tech lead with people responsibility, or engineering manager) in a product company.
• Strong Linux proficiency at a software engineer (user) level; comfortable reading and reviewing production code in a modern high-level programming language (Python, Go, etc.), and debugging live systems on the box.
• Track record of shipping and operating a distributed backend service under real production load — you have carried a pager and run incidents.
• Experience mastering a complex technical domain quickly and making credible architectural decisions in it.
• Practical fluency with observability and data tooling to judge quality yourself, not via reports (Grafana, Kibana/Elasticsearch, Redash or equivalents).
• Demonstrated people leadership: 1:1s, performance conversations, hiring, and growing engineers.
• Working knowledge of email infrastructure: SMTP, SPF/DKIM/DMARC, rDNS, IP reputation and warm-up, RBLs, feedback loops.
• Experience with open-source mail stacks — Rspamd, SpamAssassin, Postfix, Exim, Halon — or the web hosting ecosystem (cPanel/WHM and other control panels).
• Exposure to the ML model lifecycle: training data quality, evaluation metrics, and the trade-offs in tuning detection systems.
• Availability to work EU hours.