Software Engineer II, User Targeting
About The Position
Braze is seeking a Software Engineer II to join its User Targeting team, which builds and maintains the systems customers use to segment and target users. The team works on a core, high-impact part of the product: messaging pipelines that process billions of users per day. In this role, you will build and own features for a complex, high-scale segmentation system. You will develop new segmentation capabilities, improve system performance and cost, and expand your expertise in large-scale data systems. The work spans a Ruby on Rails backend and a React frontend, and includes design review, implementation, testing, and production rollout. You will own medium-sized projects, collaborate with product managers, designers, and engineering teams, and participate in the on-call rotation. The team extensively incorporates AI into its daily development workflow, using agentic tools to navigate its Ruby monolith, build proof of concepts, and move efficiently and safely from requests to working solutions. Braze offers hybrid ways of working and a Total Rewards package that may include equity, retirement and employee stock purchase plans, flexible paid time off, comprehensive benefits, family services, professional development, and community engagement opportunities.
Requirements
- At least 2 years of professional experience building and shipping web applications in full-stack development or backend services.
- Solid understanding of software design, data structures, and algorithms.
- Experience with SQL and at least one production database.
- Ability to clarify ambiguous feature requests and turn them into working, tested code with limited oversight.
- Strong communication and organizational skills, with a history of thriving in team environments.
Nice To Haves
- Familiarity with Ruby, Ruby on Rails, TypeScript, React, Sidekiq, and SQL or NoSQL databases.
- Experience with MongoDB, ClickHouse, Snowflake, or other data lake solutions.
- Experience working on a high-scale, high-throughput system.
- Passion for customer experience.
Responsibilities
- Design and implement features across the Ruby on Rails backend and React frontend, from design review through production rollout.
- Own medium-sized projects by breaking down the work, setting delivery dates, and meeting them.
- Write and tune queries against MongoDB and ClickHouse, and assess how segmentation performance and cost change with data volume.
- Collaborate with product managers, designers, and other engineering teams to clarify requirements and deliver features that meet customer needs.
- Write thorough automated tests, review teammates’ code, and participate in the on-call rotation to maintain system stability and quality.
Benefits
- Competitive compensation that may include equity.
- Retirement and Employee Stock Purchase Plans.
- Flexible paid time off.
- Comprehensive medical, dental, vision, life, and disability benefit plans.
- Family services, including fertility benefits and equal paid parental leave.
- Professional development through formal career pathing, learning platforms, and a yearly learning stipend.
- Curated in-office employee experience designed to foster community, team connections, and innovation.
- Opportunities to give back through an annual company-wide Volunteer Week and donation matching.
- Employee Resource Groups.
- Collaborative, transparent, and fun culture recognized as a Great Place to Work.
Stand Out From the Crowd
Upload your resume and get instant feedback on how well it matches this job.
What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
