Job Url: https://www.remoterocketship.com/company/cello-square/jobs/senior-software-engineer-full-stack-united-states-remote Job Description: Cello Square by Samsung SDS Global Website LinkedIn All Job Openings Cello Square is a digital freight forwarding service provided by Samsung SDS Global that offers a comprehensive platform for logistics management. It connects businesses with various transportation services, including air, sea, and ground freight, while providing real-time updates, quotes, bookings, customs clearance, and tracking capabilities. With a global presence in 36 countries and over 300 operational sites, Cello Square aims to simplify the logistics process by integrating all essential features into one accessible platform, enhancing visibility and efficiency for its users. Logistics • Global trade • Business solutions • Project Cargo • Contract Logistics 10,000+ employees 🚗 Transport ☁️ SaaS Senior Software Engineer, Full-Stack 17 hours ago 🇺🇸 United States – Remote ⏰ Full Time 🟠 Senior 🧑‍💻 Full-stack Engineer AWS Flutter Python React React Native Apply Now Receive Emails with Similar Jobs Report problem 📋 Description • Build and improve an all-in-one referral platform for B2B SaaS powering referrals, sharing & recommendations • Work on frontend widgets, high-performance APIs, full customer portal, attribution models and recommendation engines • Scale systems to handle millions of events and integrate with customer apps • Work directly with stakeholders—no ticket factory; build new features and improve existing systems • Influence architecture and product direction and collaborate with an experienced founding team 🎯 Requirements • Good communication skills and a friendly, collaborative attitude • Good English skills (written & spoken) • Know when “good enough” is right — and when to invest in quality • Solid experience with React or similar, NestJS/Python or similar, and AWS • Comfortable debugging complex problems • Contribute ideas, challenge assumptions, shape solutions • Use AI tools wisely but don’t depend on them • Nice-to-haves: Experience with mobile development (React Native, Flutter, etc.) • Nice-to-haves: Familiarity with data warehousing/analytics (Snowflake, ClickHouse, or similar) 🏖️ Benefits • Remote-first (+/-3 CET) • Competitive salary + eVSOPS • Compelling perks and benefits • People Playbook describing company culture