Lemon Cash is hiring a

Web3 Senior Security Engineer

About Lemon

Impulsamos a América Latina hacia el futuro del dinero y de internet

Sabemos que blockchain tiene el potencial de conectar a la humanidad como nunca antes. Pero romper las viejas estructuras no va a ser fácil, el desafío es gigante.Por eso creamos productos y experiencias que simplifican el acceso al futuro y generan el deseo de compartir con los demás.¿Cómo es el futuro que nos imaginamos? Libre y descentralizado.¿Cómo lo vamos a construir? Con nuestra comunidad: esos que quieren ser parte de la transformación.Juntos vamos a rebelarnos contra todo lo que esté roto para construir un futuro mejor.

About the team

An engineer in our team works together with developers to onboard customers to the crypto world by providing secure services. We integrate security early into the SDLC, leverage automation and help developers deliver value. The security team works together with internal partners from the development and infrastructure areas in order to have a multiplying impact. All our workloads are deployed on the AWS cloud, our applications are cloud-native, focus on performance, scaling and security.

About the role

Lemon Cash is searching for a Senior Security Engineer to join our security team. We are looking for an engineer with programming, network and security knowledge. Since we are always looking for new tools and technologies that better solve our problems, we value professionals that like to learn new things, are autonomous and proactive to bring and implement their ideas.

We'll need you to understand our applications, identify potential vulnerabilities, propose, design and implement solutions that will lower the overall risk. These solutions will often come as small programs we develop in-house, or implementations of third-party tools that require some glue code to work with our software build pipelines.

More about you

• Automation is key to scaling. We look for engineers that have a history of proposing, designing and executing automation projects in order to get rid of any manual and repetitive tasks.
• Long-term focus. Improving the security of our applications requires us to build strong foundations and think about the long-term impact of our actions.
• Humans > Code. Strong relationships with development teams is key to a successful application security program, we need professionals which can explain complex problems in simple terms and engage in valuable conversations with development teams every time they can.
• Bleeding edge. You are curious and like to study new technologies, test new solutions and measure the impact brought by changes. We want to ensure we are using the best stack possible

What you’ll do

• Implement open-source tools to increase the security of our applications.
• Communicate with developers to help them deliver secure software.
• Design training materials, best practices documentation and communicate these inside the company.
• Identify vulnerabilities in existing software via source code review or live testing.

What others in this role have done

• Identify weaknesses in our mobile code, propose solutions based on industry best practices and work together with developers to implement them.
• Coordinate bug bounty programs and external security assessments of our applications

What you'll need

• At least three years of experience in application security.
• Be able to explain all of the OWASP Top10 risks in detail.
• Solid knowledge in at least one programming language. We work mostly with Python.

Plus

• Experience with infrastructure security
• Experience with large scale production systems and technologies.
• Experience with static code analysis tools
• Experience with CI/CD pipelines (eg: Github actions, etc) and best practices for integrating security tools.
• Linux knowledge. You should be able to discuss in detail what happens under the hood (SO, kernel, network).

At Lemon Cash we work to promote an inclusive culture. We are focused in creating a diverse and inclusive workplace, welcoming people of all religions, colors, origins, gender identities, sexual orientation, ethnicities and experiences.

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