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Job description
About the Role
Our Engineering team creates innovative product experiences that power personalized marketing at massive scale. We develop cutting‑edge applications and systems that process hundreds of billions of messages and events per year, enabling marketers to connect effectively with hundreds of millions of consumers. Joining our team offers a high‑growth career opportunity to work with some of the world’s most talented engineers in a high‑performance and high‑impact culture.
Our Identity team ensures that all the data Attentive captures across multiple sources is associated with the right person, critical to all downstream messaging and personalization. We use multiple strategies to maintain a robust Identity graph and are constantly experimenting to drive our capture and accuracy rates higher.
As a Senior Software Engineer on our Identity team, you will own and improve a critical system that processes billions of events per day, ensuring its stability and performance as we layer on additional identification strategies and guardrails. At the same time, you will contribute to multiple experiments to drive our identity capture and accuracy higher across the stack, working alongside our frontend engineers or delivering solutions for our data scientists. You will work closely with Product, Data Science, and Analytics.
What You’ll Accomplish
Design, build, and optimize high‑scale systems that accurately resolve fragmented customer identities across first‑party and third‑party data sources
Develop advanced session enrichment capabilities to enhance anonymous and known user tracking, improving attribution and personalization
Build core matching algorithms that power real‑time identity stitching, device graphing, and unified customer profiles
Collaborate cross‑functionally with data science, product, and analytics teams to create flexible identity models that support a wide range of business use cases
Define and enforce data quality, privacy, and security standards for customer and session data across all ingestion and resolution pipelines
Continuously monitor, evaluate, and improve the accuracy, speed, and scalability of our identity resolution and tracking systems
Your Expertise
5+ years of professional experience in software development
Experience maintaining high‑scale, real‑time data processing systems
Strong communication skills and a product‑oriented mindset. Able to understand the “what” and “why” behind technical work, collaborate effectively with Product and Analytics teams, and translate business needs into scalable solutions
You’ll get competitive perks and benefits, from health & wellness to equity, to help you bring your best self to work.
For US based applicants
The US base salary range for this full‑time position is $180,000 – $210,000 annually + equity + benefits
Our salary ranges are determined by role, level and location
By applying for this position, your data will be processed as per Attentive’s Privacy Policy.
Attentive is an Equal Opportunity Employer and we welcome applicants from all backgrounds. Our policy is to provide equal employment opportunities for all employees, applicants and covered individuals regardless of protected characteristics. We prioritize and maintain a fair, inclusive and equitable workplace free from discrimination, harassment, and retaliation. Attentive is also committed to providing reasonable accommodations for candidates with disabilities. If you need any assistance or reasonable accommodations, please let your recruiter know.
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Worksite address
wilmington, DE, 19894, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.