Sr. Software Engineer

Blackhawk Network•Pleasanton, CA

13d•$121,070 - $163,457•Hybrid

About The Position

As a Senior Software Engineer, you will join the team responsible for delivering the next generation of a high-volume, fault-tolerant, and scalable global content system for Blackhawk. The ideal candidate brings demonstrated proficiency across the full stack — including Java, REST APIs, AI recommendations, workflow automation, and both SQL and NoSQL database technologies. You have excellent hands-on experience designing and building software components that perform at scale under high traffic. Apply now for a chance to lead our products and platforms to new heights of functionality and adoption.

Requirements

BA + 4+ years of full-stack software development experience
Strong Java (JDK 11+), multithreading, OO design, and design patterns expertise
Proficiency in Python for scripting, automation, or ML integration
Hands-on React experience with a solid sense for UI/UX — you care how things look and feel
Experience building or integrating AI/ML models, recommendation engines, or intelligent automation
Solid MongoDB and relational DB experience (AWS RDS a plus)
AWS cloud experience (EC2, RDS, EKS,AWS API gateways Lambda or similar services)
Comfortable with CI/CD pipelines — Maven, Gradle, Jenkins, Git
Strong grasp of algorithms, data structures, and service-oriented architecture
Excellent communicator — written, verbal, and in code reviews
Agile/Scrum mindset with a strong team-player attitude

Responsibilities

Deliver high-performance, scalable software solutions across the full stack — from React frontends to Java and Python backend services
Design and build AI-powered features including recommendation engines and workflow automation pipelines
Architect and implement NoSQL/MongoDB data models — including schema design, indexing strategies, and query optimization for high-volume workloads
Partner with product and architecture teams to work through ambiguities, align on requirements, and drive solutions from proof of concept to production
Help junior engineers with solutioning and implementation; lead code reviews and champion engineering best practices
Collaborate with architects and product owners to define the right solution for complex business requirements
Ensure UI/UX quality — own the front-end experience from component design to accessibility and responsiveness
Integrate application front-ends with server-side code, REST APIs, and third-party web services
Build and maintain CI/CD pipelines and infrastructure as code — automating build, test, and deployment workflows across environments
Tune application performance and enforce security standards across services and infrastructure
Participate in Agile ceremonies — standups, iteration planning, demos, and retrospectives
Work closely with Operations post-release to ensure smooth production handoffs