Sr/Staff Software Engineer

About the Role

Own the foundational platform systems that power every product and engineering team — agent frameworks, context systems, orchestration, and data infrastructure — while working directly with customers, finance teams, and founders to solve complex technical challenges.

Location: New York, NY, US
On-site, 5 days/week
Full-time employment
Visa & work authorization: Sponsorship available (OPT, H-1B transfers, and H-1B sponsorship); no relocation offered

About The Company

A venture-backed AI software company building intelligent automation solutions for enterprise finance teams, working directly with experienced founders in a fast-growing environment.

Responsibilities

• Build and own the core platform layer: agent frameworks, orchestration, verification, observability, and developer tooling that every engineering team builds upon
• Design financial data platforms that ingest, normalize, and reconcile data from ERPs, banks, billing platforms, payroll systems, CRMs, and other enterprise systems into a trusted source of truth
• Work directly with customers and finance teams to translate business workflows into scalable platform capabilities
• Lead architectural decisions under ambiguity — identify technical bottlenecks, make key engineering decisions, contribute across the full stack when needed
• Drive cross-functional platform initiatives that increase engineering velocity and support company growth

Requirements

• 4-12 years of backend or platform software engineering experience using Python
• Experience building foundational platform, infrastructure, or framework systems supporting multiple engineering teams or production workloads
• Proven success delivering high-impact, cross-functional engineering projects at scale
• Experience in an early-stage startup environment (pre-Series B preferred)
• Experience within fintech, accounting, ERP, payments, ledger systems, or related financial technology platforms
• Bachelor's degree in Computer Science or a related technical field
• Strong expertise in distributed systems and data infrastructure
• Experience building enterprise integrations, APIs, and financial data pipelines
• Excellent communication skills, able to work directly with customers and translate business challenges into technical solutions

Nice to Have

• Experience using AI-assisted development tools such as Cursor, Claude Code, or similar
• Comfortable contributing across the stack with TypeScript and React when needed

Tech Stack

Python, TypeScript, React, AWS, Cursor, Claude