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Senior Backend Engineer


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Job Details

Location: Posted: Nov 14, 2023

Job Description

Tessian protects every business’s mission by securing the human layer The Tessian Cloud Email Security platform helps enterprises defend against email attacks, protect against data loss and respond to security incidents more efficiently. By combining artificial intelligence with an understanding of employee email behavior, Tessian is able to prevent complex email attacks and data loss incidents that evade Secure Email Gateways and the built in security controls of M365 and Google Workspace. The world's largest banks, healthcare organizations, hedge funds and law firms all use Tessian to secure their email environments, data and people whilst saving their security team time. In 2022 alone, Tessian prevented hundreds of thousands of business email compromise attacks, data loss incidents and saved hundreds of hours of work for security teams. Tessian is headquartered in London and Boston with 200+ employees globally and has raised over $120m in venture capital funding from world leading investors like Sequoia, Accel, Balderton, March, Citi and Okta. Tessian was recognized as one of Fast Company’s Most Innovative Companies for 2022. More information can be found at . Backend Engineering at Tessian We are looking for a Senior Engineer to join our Gateway Integration team. The Gateway team is a small, but critical, team responsible for one of Tessian’s key customer integrations - a Mail Transfer Agent. The MTA server is highly optimised for email traffic and integrates with M365, G-Suite and Exchange Server. You will be joining the team at an exciting time, working to deliver a new multi-tenant architecture, with significant business and customer impact. The Gateway team’s tech stack includes: Typescript, NodeJS & Python SMTP protocol Docker and AWS Lambda/ECS High volume NoSQL databases Terraform built environments Responsibilities: Design and build reliable distributed systems that handle volumes of data with low latency Maintain and support business-critical systems where scale, latency and costs are front-of-mind Ship code to production every day using CI/CD Tackle the challenges that come with processing highly sensitive data Learn to build with security in mind Make your mark on ambitious projects Qualifications: 4+ years of Software Engineering experience Preferable experience with AWS services (Lambda, SQS, DynamoDB etc.) or GCP/Azure equivalents. Problem solver who takes pride in their work. Enjoy collaboration and working with others Values getting things done over getting things perfect Comfortable with the unknown and loves to experiment Construct good arguments for methodologies or practices Worked with, or understands the principles behind working with data at scale Passionate backend software developer, with NodeJS and Typescript experience or excited to learn Typescript If you're not sure that you exactly fit all of the above criteria, please do get in touch anyway. We're always willing to speak to great candidates even if you don't feel you meet every criteria listed! Tessian is an equal opportunity employer, committed to equality and diversity amongst both our employees and prospective applicants. The Human Layer we're securing is diverse, and we know we need to be diverse and inclusive to successfully create HLS that reflects this. You can read our equality and diversity statement here . As part of our commitment to equality and diversity, we're also a corporate member of the WISE Campaign for gender equality in STEM & we're a founding member of the WEDS network driving diversity & inclusion in startups. By submitting your application to Tessian, you consent to Tessian retaining your information and contacting you about future job opportunities, that may be of interest, for up to 2 years in accordance with our Privacy Policy Apply for this job

About Tessian

Tessian is building the first Human Layer Security platform to keep the world’s most sensitive data and systems private and secure.

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