• Build and maintain deployment infrastructure for Data Engineering workflows, including Airflow, Flink, and chalk.ai environments • Own and operate Chime's core storage technologies — DynamoDB and RDS — serving both data engineering and platform teams • Write infrastructure-as-code using Terraform and manage workloads on Kubernetes in production • Partner closely with Data Engineering to translate their needs into scalable, reliable infrastructure solutions • Drive reliability improvements across the platform — observability, capacity planning, and operational hygiene • Participate in the full lifecycle of infrastructure changes: design, build, test, and ship • Help shape how the Data Infra team scales its practices as Chime grows

• End-to-end technical ownership of a high-revenue web platform and mobile app • Architecture design and long-term technical strategy • Server-side rendering pipeline using Node.js, Fastify 5, and React 19 • Data layer across MySQL and BigQuery • GCP infrastructure including Cloud Run, Cloud Build, and Global Load Balancer • Ad-tech integrations • Performance optimization at scale, where every millisecond counts • ML pipeline maintenance and optimization for ad-tech performance

Role Description Ajaia is hiring a Full Stack Product Engineer to help build and scale products that solve meaningful problems. This is an opportunity to work across the entire product lifecycle—from ideation and customer discovery to implementation, deployment, and iteration. Every role at Ajaia is AI-forward. We expect candidates to use AI in daily workflows across: - Research - Ideation - Drafting - Design iteration - Quality checks - Delivery acceleration AI usage is a core execution requirement, not optional tooling. Qualifications - 1-5 years of experience in product design, brand design, or adjacent digital design roles. - Portfolio required with strong examples of UI/UX, websites, and brand communication work. - Strong product mindset with a passion for solving customer problems. - High motor, self-starter mentality, and a bias toward action. - Ability to independently drive projects and make progress in ambiguous environments. - Strong communication and collaboration skills. - Experience building software applications, personal projects, startups, open-source contributions, internships, or professional products. - Comfort working across both frontend and backend systems. - Curiosity, adaptability, and eagerness to learn new technologies. - Experience in healthcare, medical devices, health tech, digital health, or clinical workflows is preferred but not required. - Experience with AI-enabled products or data-driven applications. - Understanding of security, privacy, or compliance requirements in regulated environments. Requirements - Design, build, and maintain full-stack web applications and product features. - Work directly with stakeholders to understand customer needs and translate them into solutions. - Own projects from concept to production deployment. - Collaborate with design, product, and engineering teams to create intuitive user experiences. - Develop scalable backend systems, APIs, and data models. - Build responsive, performant, and accessible frontend experiences. - Participate in product strategy discussions and contribute ideas that improve the business. - Troubleshoot production issues and continuously improve reliability and performance. - Use customer feedback and analytics to iterate quickly on product features. - Help establish engineering best practices and maintain a high-quality codebase. Benefits - Competitive base salary + performance incentives - Remote work with earned flexibility - Professional development opportunities - Paid time off (PTO)

• Architect AI-Driven Solutions • Own the ongoing development of our multi-modal social content processing systems and brand safety applications. • Collaborate closely with lead data scientist and MLOps colleagues to implement and federate large-scale vector embeddings network services. • Design and implement agentic tooling and applications. • Build Scalable APIs and webhooks: Design and deploy production-scaled backend applications using Node.js and Python, ensuring high performance and reliability. • Bridge Data & Application Engineering: Audit database architectures, implement complex data pipelines, and interface with devOps/ETL methodologies to support data-heavy product features. • Drive Full-Stack Innovation: Support frontend colleagues building React (leveraging Joy UI or Material) and TypeScript interfaces. • Consult & Collaborate: Act as a technical consultant within the organization, advising on best practices for cloud infrastructure (AWS/GCP) and database strategy to support our Innovations roadmap.