> JEyes / Rails

Calendly, a scheduling software company, is seeking a Senior Full Stack Engineer to join their Scheduling group. The role involves owning end-to-end features with a strong frontend focus using React and TypeScript, while also contributing to backend APIs and services built with Node.js or Ruby on Rails, and PostgreSQL databases. Minimum requirements include 7+ years of experience, significant modern frontend development expertise, hands-on backend experience, and strong collaborative skills.

Sensor Tower, a market-leading competitive intelligence solution in the mobile app market, is seeking a Mid/Sr Level Back End Engineer with 3+ years of experience. The role involves full life cycle development, optimizing database operations (ClickHouse, MongoDB), and working with large datasets. Key technologies include Ruby on Rails (or Python), RESTful systems, and cloud environments (AWS). Nice to have skills include Clickhouse, MongoDB, Sidekiq, TypeScript, and React.js.

Sensor Tower, a market-leading competitive intelligence solution in the mobile app market, is hiring a Junior Back End Engineer. This role involves building fast, reliable systems that process large-scale data and power customer-facing products. Key technologies include Ruby on Rails (preferred) or Python, with experience in databases like Clickhouse or MongoDB being a plus. Minimum requirements include a strong technical foundation in algorithms, RESTful systems, API design, and a portfolio demonstrating software building skills.