Software Engineer II, User Targeting
About The Position
Braze is hiring a Software Engineer II to join its User Targeting team, which builds the systems customers use to segment and target users. The team’s pipelines process billions of users per day, and the role contributes to a high-impact, customer-facing area of the product. You will build and own features in a complex, high-scale segmentation system, develop new segmentation capabilities, and help improve system performance and cost. The team uses AI tools throughout product delivery to work with its Ruby monolith, develop proofs of concept, and move efficiently from requests to working solutions. The position involves full-stack work across Ruby on Rails and React, ownership of medium-sized projects, and collaboration with product managers, designers, and engineering teams. You will work with data in MongoDB and ClickHouse, write automated tests, review code, and participate in an on-call rotation. The role offers opportunities to build expertise in large-scale data systems.
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.
- Previous 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 work, setting delivery dates, and meeting them.
- Write and tune queries against MongoDB and ClickHouse, and understand how segmentation performance and cost change with data volume.
- Collaborate with product managers, designers, and other engineering teams to clarify requirements and deliver customer-focused features.
- 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.
- 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, including an annual company-wide Volunteer Week and donation matching.
- Employee Resource Groups.
- Collaborative, transparent, and fun culture recognized as a Great Place to Work®.
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
