Senior Software Engineer

About this role

<div class="content-intro"><p>KnowBe4 empowers the modern workforce to make smarter security decisions every day. Trusted by more than 70,000 organizations worldwide, KnowBe4 is the pioneer of digital workforce security, securing both AI agents and humans. The KnowBe4 Platform provides attack simulation and training, collaboration security, and agent security powered by AIDA (Artificial Intelligence Defense Agents) and a proprietary Risk Score. The platform leverages 15-years of behavioral data to combat advanced threats including social engineering, prompt injection, and shadow AI. By securing humans and agents, KnowBe4 leads the industry in workforce trust and defense.</p></div><p><strong data-stringify-type="bold"><em data-stringify-type="italic"><img src="https://www.knowbe4.com/hubfs/Careers/EXTERNAL%20LINKS%20-%20Do%20Not%20Delete/Sao%20Paulo.jpg" alt="" width="398" style="max-width: 100%;"><img style="max-width: 100%;" width="400"><img style="max-width: 100%;" width="400"></em></strong></p> <div> <div class="c-message_kit__blocks c-message_kit__blocks--rich_text"> <div class="c-message__message_blocks c-message__message_blocks--rich_text"> <div class="p-block_kit_renderer" data-qa="block-kit-renderer"> <div class="p-block_kit_renderer__block_wrapper p-block_kit_renderer__block_wrapper--first"> <div class="p-rich_text_block"> <div class="p-rich_text_section"> <p><strong data-stringify-type="bold"><em data-stringify-type="italic">Please submit your resume in English.</em></strong></p> <p><strong data-stringify-type="bold">To learn more about our team and office culture in São Paulo, Brazil, visit the following links.</strong>&nbsp;<br><strong data-stringify-type="bold">Careers Page:&nbsp;</strong><a class="c-link" href="https://www.knowbe4.com/careers/locations/sao-paulo" target="_blank" data-stringify-link="https://www.knowbe4.com/careers/locations/sao-paulo" data-sk="tooltip_parent">https://www.knowbe4.com/careers/locations/sao-paulo</a><br><strong data-stringify-type="bold">Glassdoor</strong>:&nbsp;<a class="c-link" href="https://www.glassdoor.com/Location/KnowBe4-S%C3%A3o-Paulo-Location-EI_IE969384.0,7_IL.8,17_IC2479061.htm?__cf_chl_jschl_tk__=43e4b41af1fc3f19432cffa316a69e2c2be8c773-1620069984-0-AYMQe21TCsNd8oLf48xjPYxMn5ipmJ_r3dseaIGdDjvV3VMvp4yl0yG1tmrfkMoedhhN8IvEOOFeBbfJQjdmnWhZRDmzJEq-gW8-bzfeTicICRyqFRHeEzup_a5BgydX5zVm2U0mgcaqG8RaD5_erjNWW_xdDVZWZ27G4Ubgl-6Pn_CRe1hmOQjlqyDSJGArTBxvWDRaARtnnJ7fPf_pn0h2u9L_1uMLfJGbWPm862wcfh2wKOAoc6YlLUU2NvPoBFFD3u0pIjg1SO0JQdx-iR04mNxcFtLZiT44LGDps0AJfx3l2z_jybkEoz6eGzlt4qfYwqEDZwJ9Iy3H2Lr6gfAAjqrT53WAR1g2prBXg5L_lI0cEo1RFjw6WwL8LHucYJcyzK60YJkSt6vszgl4t0Xsdr7otXgac9qw9OQmrYRs-0otSD9_JCgs6whTRPXnSUKFKCXGX-veXpiD_MnFShQZv2RbpKo7nlU9FuPew9ZjpTOWlhhjSNSAs7OMl_0Arc5ipzM_-C1lsxoZq7Cx8IriVE8MkrzuTmnJzqego77RAWZz9sqGt_55BflwYKpQeg" target="_blank" data-stringify-link="https://www.glassdoor.com/Location/KnowBe4-S%C3%A3o-Paulo-Location-EI_IE969384.0,7_IL.8,17_IC2479061.htm?__cf_chl_jschl_tk__=43e4b41af1fc3f19432cffa316a69e2c2be8c773-1620069984-0-AYMQe21TCsNd8oLf48xjPYxMn5ipmJ_r3dseaIGdDjvV3VMvp4yl0yG1tmrfkMoedhhN8IvEOOFeBbfJQjdmnWhZRDmzJEq-gW8-bzfeTicICRyqFRHeEzup_a5BgydX5zVm2U0mgcaqG8RaD5_erjNWW_xdDVZWZ27G4Ubgl-6Pn_CRe1hmOQjlqyDSJGArTBxvWDRaARtnnJ7fPf_pn0h2u9L_1uMLfJGbWPm862wcfh2wKOAoc6YlLUU2NvPoBFFD3u0pIjg1SO0JQdx-iR04mNxcFtLZiT44LGDps0AJfx3l2z_jybkEoz6eGzlt4qfYwqEDZwJ9Iy3H2Lr6gfAAjqrT53WAR1g2prBXg5L_lI0cEo1RFjw6WwL8LHucYJcyzK60YJkSt6vszgl4t0Xsdr7otXgac9qw9OQmrYRs-0otSD9_JCgs6whTRPXnSUKFKCXGX-veXpiD_MnFShQZv2RbpKo7nlU9FuPew9ZjpTOWlhhjSNSAs7OMl_0Arc5ipzM_-C1lsxoZq7Cx8IriVE8MkrzuTmnJzqego77RAWZz9sqGt_55BflwYKpQeg" data-sk="tooltip_parent">https://www.glassdoor.com/Location/KnowBe4-S%C3%A3o-Paulo-Location-EI_IE969384.0,7_IL[…]M_-C1lsxoZq7Cx8IriVE8MkrzuTmnJzqego77RAWZz9sqGt_55BflwYKpQeg</a><br><strong data-stringify-type="bold">LinkedIn</strong>:&nbsp;<a class="c-link" href="https://www.linkedin.com/company/knowbe4/life/brazil/" target="_blank" data-stringify-link="https://www.linkedin.com/company/knowbe4/life/brazil/" data-sk="tooltip_parent">https://www.linkedin.com/company/knowbe4/life/brazil/</a></p> </div> </div> </div> </div> </div> </div> <div class="c-message_kit__attachments"> <div class="c-message_attachment"> <div class="c-message_attachment__border"> <h3>About the Team</h3> <p>We are seeking a Senior Software Engineer to join one of the engineering teams building&nbsp;KnowBe4's core Security Awareness Training product. This is a full-stack role centered on&nbsp;a Ruby on Rails backend, modern front-end technologies (Vue 3, SvelteKit), and AWS cloud&nbsp;infrastructure.</p> <p>As a Senior Engineer, you are a strong individual contributor who owns features end-to-end from design through delivery and operation. You'll work alongside other engineers&nbsp;in a fast-paced, agile environment, building and scaling a multi-tenant platform deployed in a fast-paced, agile environment, building and scaling a multi-tenant platform deployed&nbsp;across our AWS regions under rigorous FedRAMP Moderate, SOC 2, and ISO 27001 standards. Our front-end is actively evolving — we're rewriting our micro-frontends (MFEs) to Vue 3 — so&nbsp;you'll both work in our current SvelteKit codebase and help build the Vue 3 future. You&nbsp;lead through high-quality code, sound technical judgment, and by raising the bar for the&nbsp;engineers around you.</p> <h3>What You'll Build</h3> <ul> <li><strong>Full-stack product features —</strong> Ruby on Rails APIs, GraphQL endpoints, and Vue 3 / SvelteKit + TypeScript front-ends that ship real value to a global customer base</li> <li><strong>The Vue 3 front-end —</strong> contributing to the rewrite of our micro-frontends (MFEs) onto Vue 3, while maintaining and evolving the existing SvelteKit application</li> <li><strong>GraphQL APIs — </strong>schema design, batch loading, and query complexity management for high-traffic, multi-tenant access patterns</li> <li><strong>Event-driven services — </strong>EventBridge/SQS-based comm