Senior Back-end Engineer

Worldwide | Dec. 5, 2025

Report as Closed

Company: DualEntry

Salary: $96,000 - $162,000

Type: Remote

Employment: Full-time

Description: Founded in 2024, DualEntry is one of NYC’s fastest-growing AI startups, backed by top-tier VCs and 30+ unicorn founders.

Since launching 18 months ago, we’ve raised $100M with backing from Lightspeed, Khosla, and Google Ventures. We got there by moving incredibly fast and hiring the best and brightest talent. To accelerate that momentum, we’re growing our team. Come and join us at one of NYC’s fastest-growing startups and have an impact on our product from day one.

As our Senior Backend Engineer, you’ll design and build core systems end-to-end, architect real-time business-critical workflows, and ship production-ready features daily. This is an intense, hands-on role with full ownership. 

Tech stack: Python, PostgreSQL, AWS, CI/CD

You’ll be joining at an early and defining moment. Your work will directly shape our product, customers, and trajectory.

• 8+ years of experience in backend engineering
• Proven track record in high-growth, high-ownership environments
• Deep expertise in Python and modern frameworks (FastAPI, Flask, or Django)
• Strong skills in PostgreSQL, SQL, ORMs, migrations, and schema design
• Experience with AWS or comparable cloud infrastructure
• Strong API design and testing experience
• Understanding of CI/CD, deployment, and production readiness
• Ability to manage complex systems with evolving requirements
• Fluent English (C1+) with clear communication

Since launching 18 months ago, we’ve raised $100M with backing from Lightspeed, Khosla, and Google Ventures. We got there by moving incredibly fast and hiring the best and brightest talent. To accelerate that momentum, we’re growing our team. Come and join us at one of NYC’s fastest-growing startups and have an impact on our product from day one.

As our Senior Backend Engineer, you’ll design and build core systems end-to-end, architect real-time business-critical workflows, and ship production-ready features daily. This is an intense, hands-on role with full ownership.

Tech stack: Python, PostgreSQL, AWS, CI/CD

You’ll be joining at an early and defining moment. Your work will directly shape our product, customers, and trajectory.

Founded in 2024, DualEntry is one of NYC’s fastest-growing AI startups.

DualEntry is changing the future of finance. Our AI-native ERP lets teams achieve more in less time. $5M-ARR businesses and NYSE-listed companies trust DualEntry to automate away busywork and fuel their growth with powerful reporting and insights. We’re making the one-person finance team a reality and putting the pain of legacy ERPs from the 1990s in the past.

We operate with urgency and ownership. We move fast.

• Base Salary: $100K–$165K USD
• Equity: ~$50K USD
• Contract type: B2B
• Remote-first team - the fastest team you will have ever worked with
• Time Off: 15 PTO days + 12 public holidays
• Early-stage role with high autonomy and real long-term upside

• You’ll own end-to-end execution for backend systems and infrastructure
• You’ll build APIs, services, and real-time systems handling complex accounting logic
• You’ll collaborate with founders, product, and frontend engineering to turn complex workflows into secure, performant systems
• You’ll design, implement, and ship production-ready features at high speed
• You’ll manage data migrations, scaling challenges, external integrations, and end-to-end reliability
• You’ll drive measurable outcomes that accelerate DualEntry’s product velocity and stability

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