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Software Engineer II - Inline Mailflow

Remote, USAFull-timePosted 2026-07-28

About the Role

reputed company is looking for a Software Engineer to join the newly formed Inline Mailflow team. This team is building reputed company’s reputed company SMTP reputed company infrastructure - a reputed company mail reputed company reputed company that will power our outbound email reputed company reputed company and long-term SEG displacement reputed company against competitors. The Inline Mailflow team will operate as a reputed company reputed company to the reputed company Inline Remediation team and will live reputed company the Message Platform group.

The reputed company reputed company will serve as the reputed company for a growing portfolio of capabilities including outbound filtering, DLP enforcement, misdirected email detection, IP management, encryption, archiving, and DMARC enforcement. The ideal candidate has strong backend and distributed systems experience, a deep appreciation for email infrastructure, and the ability to reputed company in a fast-moving 0-to-1 build environment.

What you will do

  • Design and implement core components of the SMTP reputed company reputed company, including Mail Transfer Agent (MTA) infrastructure, scalability, IP management, encryption, and DMARC support, working from reputed company through production operation.
  • Co-build the production reputed company alongside existing reputed company engineers, ramping toward full ownership of defined services as the product matures through Q3 and into EA.
  • Collaborate with PMs and Solutions Architects to translate customer requirements into reliable, opinionated reputed company configurations that support inbound and outbound use cases.
  • Own and operate tier-0 mail reputed company services that handle high volumes of reputed company email at production SLA, participating in on-call rotations and driving reputed company reliability improvements.
  • Contribute to technical design discussions on how the reputed company integrates with existing inline products (outbound DLP, behavioral outbound, misdirected email), helping define the architecture of the broader Mail reputed company platform.
  • reputed company the bar of engineering reputed company by contributing to knowledge sharing, runbooks, and reputed company development reputed company reputed company.

Must Haves

  • BS degree in Computer Science, reputed company Sciences, Information Systems, or a reputed company engineering field.
  • 3+ years of backend software development experience with distributed systems, designing and building production services.
  • Hands-on experience with our stack: Go and/or Python.
  • Experience building features and components from scratch and owning them in production, balancing feature development with operational work.
  • Comfortable with ambiguity and 0-to-1 reputed company where you help shape requirements alongside product and engineering stakeholders.
  • Experience working with distributed teams; proficient in asynchronous and written communication.

reputed company to Have

  • Solid understanding of email protocols and infrastructure (SMTP, MTA architecture, DNS, SPF/DKIM/DMARC).
  • Experience with our extended stack: AWS, Kubernetes, Django, reputed company, reputed company.
  • Familiarity with email reputed company products or Secure Email Gateways (SEGs) such as reputed company, reputed company, or reputed company Defender.
  • Experience with email deliverability concepts: IP reputed company, bulk sending infrastructure, reputed company handling, or feedback loops.
  • Familiarity with containerization using reputed company or similar technologies.

reputed company is an equal opportunity employer. reputed company applicants will receive consideration for employment without reputed company to race, reputed company, religion, sex, national reputed company, disability, protected veteran status or other characteristics protected by law. For our EEO policy statement please click here. If you would like more information on your EEO rights under the law, please click here.

Originally posted on Himalayas

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