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Senior Application Security Engineer II

Meet Upside:

We created Upside to transform brick-and-mortar commerce. Our technology uses the sophistication of online retail—profit measurement, attribution, and incrementality—to provide users with more value on their everyday purchases and brick-and-mortar businesses with new, profitable customers. We’ve helped millions of users earn 2 to 3 times more cashback than any other product, and hundreds of thousands of brick-and-mortar businesses earn measurable profit. Billions of dollars in commerce run through the Upside platform every year, and that value goes directly back to our retailer partners, the consumers they serve, and important sustainability initiatives.

The Impact You’ll Make:

You’ll report into the Director, Information Security and build relationships with technology stakeholders. You’ll leverage your knowledge of secure code practices and payment systems to identify and remediate application vulnerabilities. This individual contributor role will innovate for our AppSec team, increase our AppSec posture and enable our engineers to code safely.

  • Innovate and deliver security solutions to mitigate application vulnerabilities

  • Run security code tests (SAST, SCA) and partner with engineers to fix unsafe code

  • Create threat models and engage technology teams to review and document risks

  • Guide leadership on security architecture, design and best AppSec practices

  • Train and upskill engineers on safe coding and vulnerability management

  • Assist penetration testing initiatives and/or help manage bug bounties

  • Support administration of AWS Control Tower and IAM provisioning

  • Interact with the security community and keep aware of trends

What You Should Have:

  • 6+ years of application or product security inclusive of fixing code in Python and Java

  • Experience with innovating and delivering solutions related to vulnerability management

  • Deep knowledge of AWS and Lambda security architecture and AWS Control Tower

  • Bachelor’s degree in Computer Science or Engineering highly preferred

  • Exceptional customer service and people skills

Tools We Use:

  • Github Suite (Advanced Security, Actions)

  • Python

  • Terraform

  • AWS Lambda, DynamoDB, S3, SNS, SQS, IAM, VPCs

  • Snowflake

  • SQL

Location:
This is a hybrid role based in either our DC or NYC office. To start, in-office attendance is required twice a week, and it may increase based on project-based needs and/or changes in Upside's in-office policy.

Compensation:

The US base salary range for this full-time position is $200,000 - $221,000 + equity + benefits. The final starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. Your recruiter can share more about the specific salary range during the hiring process.

Benefits:

  • Medical, dental, and vision coverage starting on Day 1

  • Equity (ISOs)

  • 401(k) program

  • Family planning programs + paid parental leave

  • Physical fitness and wellness memberships

  • Emotional and mental health support programs

  • Unlimited PTO + 10 federal holidays + our annual, week-long Winter Break

  • Flexible work environment + support for your home office setup

  • Lunch reimbursement for in-office employees

  • Employee Resource Groups

  • Learning and Development opportunities

  • Transparent culture

  • Amazing mission!

Why Join Upside?

Our mission, values, and dedication to inclusivity guide our team of more than 300 people worldwide, and the quality of our culture is reflected in the impact we've had on the people and businesses we work with. But don't just take our word for it! In 2023, Upside was included as a Top Workplace in the USA, received six Best Places to Work awards from Built In, was named a Top Workplace for Perks & Culture by The Muse, and was listed second year in a row on the Deloitte Fast 500.

At Upside, we believe that diversity drives innovation. Our differences are what make us stronger. We're passionate about building a workplace that represents a variety of backgrounds, skills, and perspectives and we do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Everyone is welcome here!

Notice To Recruiters And Placement Agencies:

This is an in-house search with a dedicated recruiter. Please do not submit resumes to any person or email address at Upside. Upside is not liable for, and will not pay, placement fees for candidates submitted by any party or agency other than its approved recruitment partners.

#LI-Hybrid

#LI-SJ

Average salary estimate

$210500 / YEARLY (est.)
min
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$200000K
$221000K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

What You Should Know About Senior Application Security Engineer II, Upside

Join Upside as a Senior Application Security Engineer II in our vibrant Austin office! At Upside, we’re on a mission to revolutionize brick-and-mortar commerce by merging the best of online retail with real-world shopping experiences. Your role will be pivotal in reinforcing our application security as you collaborate closely with our skilled technology stakeholders. You'll utilize your expertise in secure coding practices and payment systems to unearth and mitigate application vulnerabilities, ensuring our users' data remains safe. This individual contributor role is designed for innovation and impact; you’ll be delivering security solutions, running critical code tests, and creating threat models, all while enhancing our overall AppSec posture. Your collaboration doesn’t stop there! You’ll guide leadership on security architecture and provide much-needed training for our engineers in safe coding and vulnerability management. With cutting-edge tools like AWS, Python, and GitHub Suites at your disposal, you’ll be at the forefront of technology and security. We value your expertise, which is why we foster a flexible work environment, offering hybrid options to fit your lifestyle. If you have over six years of experience in application security and a passion for fostering secure coding practices, we’d love to hear from you. Join us in making real-world commerce safer while enjoying a supportive corporate culture that celebrates diversity and innovation. Your journey to make a meaningful impact starts here at Upside!

Frequently Asked Questions (FAQs) for Senior Application Security Engineer II Role at Upside
How does Upside support professional development for Senior Application Security Engineer II?

Upside emphasizes continuous learning and professional development. As a Senior Application Security Engineer II, you’ll have access to learning opportunities and resources to enhance your skills. With mentorship programs and a culture that encourages innovation, you'll have the support necessary to grow professionally.

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What tools will I work with as a Senior Application Security Engineer II at Upside?

In your role as a Senior Application Security Engineer II at Upside, you’ll be utilizing a range of advanced tools, including GitHub Suite for security actions, Python for scripting, and AWS services like Lambda, DynamoDB, and IAM. These tools will enable you to identify vulnerabilities and improve our application security processes.

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How do you approach identifying application vulnerabilities?

When answering this question, emphasize your systematic approach to vulnerability identification. Discuss your experience with security code testing methods such as SAST and SCA, and how you work collaboratively with development teams to address vulnerabilities effectively.

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Can you explain your experience with AWS security architectures?

For this question, provide specific examples of how you have implemented security best practices within AWS environments. Highlight any projects where you leveraged AWS Control Tower or IAM provisioning to enhance application security.

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What coding languages are you proficient in for security analysis?

To address this, mention your expertise in languages such as Python and Java. Provide examples of how you’ve used these languages in past projects to improve application security and fix vulnerabilities.

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Describe a challenging security issue you've encountered and how you resolved it.

Share a specific incident detailing the challenge, your analytical process, and the solution you implemented. Emphasize teamwork, communication, and technical skills that led to successful remediation.

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How do you stay updated on security trends and threats?

Discuss your commitment to continuous learning through industry publications, forums, and personal research. Highlight specific resources or communities you engage with to stay informed about emerging security threats and trends.

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What is your experience with training teams on secure coding practices?

To answer this, share your experience training or mentoring engineers in secure coding. Discuss the methods you’ve used to make complex security concepts accessible and the positive results you've witnessed in your teams.

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How do you prioritize security issues in application development?

In your response, emphasize your systematic approach to risk assessment. Discuss methods to categorize vulnerabilities based on severity and potential impact, and how you effectively communicate these priorities to stakeholders.

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What is your experience with security testing tools?

Detail the security testing tools you’ve used (e.g., GitHub Suite, SAST tools), and explain how you integrated them into your development workflow to ensure a secure application lifecycle. Share any insights from using these tools to catch vulnerabilities early.

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Can you explain threat modeling and its importance?

When discussing threat modeling, highlight its role in proactively identifying potential security risks. Explain how you have applied threat modeling in previous projects to create a robust security posture and improve risk documentation.

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How do you ensure compliance with security standards and regulations?

Discuss your familiarity with security standards relevant to application security (e.g., PCI DSS, ISO 27001) and share how you've integrated compliance checks into the development process at previous roles to ensure adherence.

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Common Interview Questions for Senior Application Security Engineer II
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Founded in 2017, Upside Business Travel is an online platform that allows business travelers to find and book hotels and flight tickets. Upside Business Travel is located in the District of Columbia.

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Full-time, hybrid
DATE POSTED
March 15, 2025

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