Build and design scalable public APIs, enhance data ingestion processes, and improve developer experiences while mentoring team members and maintaining high engineering standards.
Attentive® is the AI marketing platform for 1:1 personalization redefining the way brands and people connect. We’re the only marketing platform that combines powerful technology with human expertise to build authentic customer relationships. By unifying SMS, RCS, email, and push notifications, our AI-powered personalization engine delivers bespoke experiences that drive performance, revenue, and loyalty through real-time behavioral insights.
Recognized as the #1 provider in SMS Marketing by G2, Attentive partners with more than 8,000 customers across 70+ industries. Leading global brands like Crate and Barrel, Urban Outfitters, and Carter’s work with us to enable billions of interactions that power tens of billions in revenue for our customers.
With a distributed global workforce and employee hubs in New York City, San Francisco, London, and Sydney, Attentive’s team has been consistently recognized for its performance and culture. We’re proud to be included in Deloitte’s Fast 500 (four years running!), LinkedIn’s Top Startups, Forbes’ Cloud 100 (five years running!), and Inc.’s Best Workplaces.
About the Role
Attentive’s Data Integration Platform powers how data flows into and out of our ecosystem at scale. Within this pillar, the API Products team is responsible for building the next generation of public APIs that enable customers, partners, and engineering teams to programmatically interact with Attentive. Our mission is simple: Make it dramatically easier for customers to engage with Attentive via our APIs.
We’re looking for a Senior Software Engineer who excels in backend development (ideally Java) and is driven by delivering exceptional experiences for developers using our APIs.
We’re hiring a Senior Software Engineer to build the next generation of Attentive’s public APIs. You’ll work on high-scale data ingestion, observability systems, and real-time automation APIs used by some of the world’s largest brands. This role is ideal for engineers who love building backend systems and deeply understand the needs of developers who consume APIs and developer tools.
What You’ll Accomplish
- Design and build scalable, public-facing API endpoints, including new functionality for audiences, segmentation, campaign automation, and data ingestion
- Lead development of high-throughput ingestion endpoints, enabling customers to upload tens of millions of profile and subscriber records efficiently
- Architect a next-generation observability layer—providing insight into API performance, customer usage, latency, error patterns, and per-application behavior
- Implement automated rate limiting, quota management, and system guardrails to protect platform health and improve customer experience
- Create developer-friendly error handling, contextual feedback, and helpful response patterns to guide customers when API usage goes wrong
- Contribute to world-class developer experience, including documentation clarity, API consistency, and intuitive patterns for engineers using our platform
- Mentor teammates and drive high engineering standards through design reviews, code reviews, and sharing best practices
Your Expertise
- You have 5+ years of backend engineering experience, ideally building scalable, distributed systems in Java
- You can translate complex platform constraints into simple, intuitive developer experiences
- You think deeply about reliability, throughput, and how large customers integrate at scale
- You value clear documentation, helpful guardrails, and thoughtful API design that makes other engineers successful
What We Use
- Our infrastructure runs primarily in Kubernetes hosted in AWS’s EKS
- Infrastructure tooling includes Istio, Datadog, Terraform, CloudFlare, and Helm
- Our backend is Java / Spring Boot microservices, built with Gradle, coupled with things like DynamoDB, AirFlow, Postgres, and Redis, hosted via AWS
- Our frontend is built with React and TypeScript, and uses best practices like GraphQL, Storybook, Radix UI, Vite, esbuild, and Playwright
- Our automation is driven by custom and open source machine learning models, lots of data and built with Python, Metaflow, HuggingFace 🤗, PyTorch, TensorFlow, and Pandas
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 $144,840 - $210,000 annually + equity + benefits
- Our salary ranges are determined by role, level and location
#LI-MDK1
Attentive Company Values
Default to Action - Move swiftly and with purpose
Be One Unstoppable Team - Rally as each other’s champions
Champion the Customer - Our success is defined by our customers' success
Act Like an Owner - Take responsibility for Attentive’s success
Learn more about AWAKE, Attentive’s collective of employee resource groups.
If you do not meet all the requirements listed here, we still encourage you to apply! No job description is perfect, and we may also have another opportunity that closely matches your skills and experience.
At Attentive, we know that our Company's strength lies in the diversity of our employees. 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.
Top Skills
Airflow
AWS
DynamoDB
Esbuild
Gradle
GraphQL
Huggingface
Java
Kubernetes
Metaflow
Pandas
Playwright
Postgres
Python
PyTorch
Radix Ui
React
Redis
Spring Boot
Storybook
TensorFlow
Typescript
Vite
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