Senior Software Engineer (Excellence Required)
Mission Inbox
At Mission Inbox, we are not just building a product—we are building a legacy of excellence.
We need a Senior Software Engineer who doesn't settle for "good enough," but strives to be the best of the best.
This role is for someone who takes responsibility personally, treats every challenge with urgency, and is relentless in the pursuit of solutions that exceed client expectations.
You won't just be another developer—you will be the heartbeat of our engineering team.
You'll be expected to lead with grit, solve problems faster than anyone else, and push the limits of what's possible.
If you believe in taking ownership, leading with urgency, and earning your way up through consistent excellence, this is your opportunity.
Key Responsibilities:
Lead from the front : Be the top developer, setting the highest standard of excellence for the team and ensuring that nothing less than the best is acceptable.
Own the outcome : Manage, lead, and ensure your team delivers top-tier performance in every project.
Take things personally : Develop and maintain Mission Inbox's email infrastructure as if it were your own, solving problems with the same urgency our clients feel.
Optimize relentlessly : Constantly improve our platform's email deliverability and infrastructure performance to keep us ahead of the competition.
Guarantee security and scalability : Ensure that our systems are secure, scalable, and built to last.
Code with pride : Develop and maintain high-quality applications using Django and Python, ensuring every line of code reflects your commitment to excellence.
Lead infrastructure : Orchestrate and manage Kubernetes, troubleshoot and resolve critical issues related to email performance and infrastructure—fast.
Own the process : Oversee our Gitlab workspace, rigorously test, and approve merges with full accountability.
Stay sharp : Continuously stay ahead of industry trends, particularly around email infrastructure, security, and deliverability.
Preferred Qualifications:
Expertise with email security protocols (DKIM, SPF, DMARC) and deep experience in Python, Django, and React.
A mindset that thrives on taking ownership, driving excellence, and being the best at what you do.
Strong leadership qualities with an ability to guide the team to meet urgent demands and deliver results quickly.
What We Offer:
An environment where excellence isn't just expected—it's celebrated.
The chance to truly own your work, make an impact, and be recognized for your achievements.
If you're not just looking for a job, but the opportunity to show the world what it means to be the best, apply now.
Requirements:
Minimum of 3 years of experience in software engineering, particularly with email systems.
Proficiency with Dovecot, Nginx, Postfix, and other email-related technologies.
Strong understanding of email protocols (SMTP, IMAP, POP3) and deliverability best practices.
Experience with Django, Python, Kubernetes, and React.
Proven track record working with cloud platforms and Github.
Unmatched problem-solving skills, attention to detail, and ability to manage pressure and deadlines.
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