> JEyes / Rails

Hulcan, a fashion-tech company building a luxury e-commerce platform (MILE), seeks a Senior Backend Engineer with 7+ years of experience. The role involves designing and implementing scalable backend systems, APIs, and microservices using Ruby and technologies like PostgreSQL, AWS, Docker, and Kubernetes. Focus areas include e-commerce challenges, multi-tenant systems, and GraphQL/RESTful APIs.

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.