Senior Software Engineer

Hologram • Only, TN

207d • $185,000 - $235,000

About The Position

Hologram is building the future of IoT connectivity, delivering internet access to millions of connected devices worldwide. We process over 5 billion transactions per month across our global infrastructure—this isn't just another app, it's the invisible backbone powering everything from fleet tracking to smart city infrastructure. We tackle challenges of scale, reliability, and performance that few companies face. We're seeking two skilled full-stack engineers to tackle complex technical challenges powering the future of IoT connectivity. You'll work with our collaborative team where your technical decisions directly impact how millions of connected devices communicate worldwide.

Requirements

• 5-8+ years building, testing, and deploying production software
• Backend-focused with full-stack capabilities—deep experience in backend systems and data processing
• Portfolio of work you can showcase and discuss
• Experience with modern technologies: Python, Go, Rust, JavaScript, TypeScript, React, Next.js, Angular
• Proven experience with high-scale systems: databases, cloud infrastructure (AWS), API development, software architecture

Nice To Haves

• Kafka or similar event streaming platforms
• Carrier integration or IoT connectivity experience
• Database optimization and performance tuning

Responsibilities

• Design and optimize systems processing billions of usage records monthly
• Build robust backend services using Kafka for high-throughput, low-latency data streams
• Develop interfaces presenting detailed status and analytics for thousands of customer SIM cards
• Create and maintain APIs powering both internal systems and customer integrations
• Implement features spanning database optimization to user interface enhancements
• Lead assigned projects from conception to launch, understanding both the technical 'how' and business 'why' behind every feature
• Collaborate directly with product and design teams, using your technical expertise to guide priorities and requirements
• Contribute to architectural decisions that balance existing patterns with innovative solutions for scale while mentoring teammates and elevating overall code quality

Benefits

• Competitive compensation: All employees receive equity with transparent salary and equity formulas across the team
• Flexible health coverage (up to 100% employee, 95% dependents)
• Unlimited PTO with 2 weeks mandatory, monthly mental health days, and 14 weeks paid parental leave
• Remote work support: $1,000 hiring bonus plus $200 monthly budget for home office, books, courses, or coworking
• Life and disability insurance fully covered
• 401(k) plan
• Professional Development Fund after one year

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Number of Employees: 101-250 employees