Application Security Engineer

TL;DR We are seeking an Application Security Engineer to champion security across our entire development lifecycle. You’ll play a pivotal role in reviewing code, designing secure features, and mentoring engineers, ensuring security is at the heart of everything we build. If you’re passionate about application security, thrive on close collaboration with developers, and want to do the work of your life, this is your opportunity WHY LOVABLE? Lovable is the software creation platform that gives people the power to act on the problems closest to them. For decades, turning an idea into software required so much capital, technical fluency, and time that many ideas never came to life. Lovable is the counterargument: a platform for all people with ideas, ambition, and problems worth solving. From solopreneurs to small business owners to teams at companies like Adidas and Zendesk, people have built over 60 million projects on Lovable since its launch in November 2024. And we’re just getting started. We’re building a generational company from Stockholm, with growing teams in London, Boston, New York, and San Francisco. Our team is small, talent-dense, and moving quickly, with a culture rooted in extreme ownership, high velocity, and low-ego collaboration. We look for people who care deeply, ship fast, and are eager to make a dent in the world. Lovable is one of TIME’s 100 Most Influential Companies and has been recognized on the Forbes AI 50 and CNBC Disruptor 50, reflecting our momentum as one of Europe’s fastest-growing AI companies and one of the most ambitious places to build in this next era of software. WHAT YOU’LL BRING

• 5+ years of experience in application security, securing cloud-native environments at product-focused tech companies, high-growth startups, or leading AI labs.
• Strong programming and engineering skills.
• Deep expertise in application security: secure code review, threat modeling, SAST/DAST, supply chain security, product patching, and vulnerability management.
• Strong background in securing engineering infrastructure: CI/CD pipelines, secrets management, service-to-service authentication, containerized workloads, and public cloud platforms.
• Hands-on experience collaborating with developers to design and implement security features and best practices.
• Passion for educating and mentoring engineers on secure coding, vulnerability remediation, and emerging threats.
• Systems mindset: comfortable reading and contributing to codebases, building security tooling, and integrating security into engineering workflows.
• Bonus: Experience building internal security tools or contributing to open-source security projects. WHAT YOU’LL DO
• Conduct secure code reviews, threat modeling, and architecture assessments to identify and mitigate vulnerabilities early.
• Work closely with engineering teams to design and implement security features, provide actionable feedback, and ensure security is embedded in product development.
• Lead security training, workshops, and 1:1 mentoring to upskill developers and foster a security-first culture.
• Integrate SAST/DAST and supply chain security tools into our CI/CD pipelines for continuous, automated protection.
• Detect, triage, and respond to application vulnerabilities and incidents, driving remediation and continuous improvement.
• Monitor and address emerging risks in AI infrastructure, LLM pipelines, and third-party dependencies.
• Secure the last piece of software. OUR TECH STACK
• Frontend: React and Typescript
• Backend: Golang and Rust
• Cloud: Cloudflare, Google Cloud, AWS, Terraform
• DevOps & Tooling: CI/CD pipelines, observability, infrastructure-as-code And always exploring what’s next. HOW TO APPLY
• Please submit your application in English—our working language at Lovable.
• We’re committed to fair and equal treatment for all candidates. If you’re interested, apply via our careers portal

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