Staff Software Engineer/Architect - full onsite

About OptiSigns

OptiSigns is a fast-scaling cloud platform powering digital signage for 35,000+ businesses across 100+ countries, with 200,000+ active screens worldwide.

Founded in Houston, Texas in 2016 and now expanding aggressively in Asia and Europe, we help companies transform ordinary screens into powerful, dynamic communication tools. Our innovation and engineering team is central to our next phase of growth.

Why This Role

We are looking to bring on a staff software engineer/architect to lead our growing innovation and engineering team. This is a hands-on technical leadership role, with real ownership over both system scalability and team development.

You will lead by example—mentoring engineers, raising the technical bar, and ensuring the team can move fast while building reliable systems.

You will own platform scalability at real-world scale:

• 100M+ database records
• TB-scale customer data
• Rapidly growing global traffic

Your mission is to ensure the system scales reliably while enabling the team to ship faster and with confidence.

What You’ll Do

• Architect and scale backend systems handling massive datasets and high concurrency
• Own end-to-end performance, reliability, and scalability across the platform
• Optimize databases, data pipelines, caching layers, and backend services
• Proactively identify and eliminate bottlenecks before they impact customers
• Mentor and grow a high-performing engineering team in Ho Chi Minh City
• Collaborate directly with leadership on long-term technical strategy and roadmap

• 5+ years of experience in backend / systems engineering
• Proven track record scaling systems to 100M+ records and TB-scale data
• Deep expertise in distributed systems, high-availability architecture, and performance tuning
• Strong database knowledge (PostgreSQL, MySQL, NoSQL, Redis)
• Solid cloud experience
• Strong Node.js / TypeScript background (NestJS or Express a plus)
• Experience with modern backend patterns, data pipelines, and real-time systems
• Excellent communication and mentoring skills
• Experience mentoring or leading 5-6 junior engineers
• Ability to work full-time onsite at our Houston HQ office.

Why Join OptiSigns

• High-impact role shaping the architecture of a globally used product (35,000+ Customers, 200,000+ screens)
• Real-world scaling challenges with tangible business impact
• Strong ownership, high visibility, and direct influence on technical direction

What We Offer

• Competitive salary
• Performance bonus
• Opportunity for global rotation program
• Comprehensive benefits tailored to the location are available starting from day one. Here are some examples:
• Healthcare Plan (Medical, Dental & Vision)
• Retirement Plan (401k, IRA)
• Life Insurance (Basic, Voluntary & AD&D)
• Paid Time Off (Vacation, Sick Leave & Public Holidays)
• Training & Development Opportunities
• Complimentary Food & Snacks