Lead Solutions Engineer

Role

Lead, hands-on Solutions Engineer supporting Polygon Labs’ payments and financial infrastructure products. The role sits between product, engineering, and business development and is responsible for scoping integrations, unblocking deals, and guiding customers through ambiguous legacy payments and compliance constraints.

Key Responsibilities

Pre-Sales Solutions Engineering

• Support BD in late-stage deals and technical evaluations
• Lead technical discovery focused on legacy payments, fund flows, and compliance
• Align customer business models (tradfi, fintech, platforms, embedded finance, global payments) with scalable payment architectures
• Translate business and system requirements into implementation plans
• Design and explain integrations for wallets, payments APIs, KYC/KYB, onboarding, risk/compliance, widgets, SDKs, hosted components, and embedded payment experiences
• Develop reference architectures, integration diagrams, payment flow documentation, and technical walkthroughs
• Serve as technical authority in customer discussions and demonstrate expertise in authorization rates, conversion optimization, and transaction success metrics

Integration & Deal Shaping

• Identify gaps between product capabilities and customer needs
• Distinguish existing features, roadmap items that can be accelerated, and custom/speculative work
• Clarify ambiguous requests into concrete technical scopes and negotiate tradeoffs to close deals
• Collaborate with Sales to resolve integration risks and with Product/Engineering to inform roadmap and pricing decisions

Technical Execution

• Build lightweight prototypes, middleware, or example implementations
• “Vibe code” small systems or applets to rapidly prototype and demonstrate feasibility
• Read and reason about customer codebases, API specs, and architecture diagrams
• Anticipate scale, failure modes, and operational complexity in production payments systems

Post-Sales

• Support initial implementations and early production issues
• Act as a technical escalation point and help define scalable post-sales support

Requirements

• Strong background in payments, fintech, or financial infrastructure
• Hands-on familiarity with fund flows, settlement, reconciliation, disputes, and money movement
• Deep familiarity with legacy payment systems and real-world integration constraints
• Prior experience in Solutions Engineering, Sales Engineering, or technical pre-sales at payments companies
• Proven ability to operate independently and strong customer empathy
• Comfortable coding and building small technical solutions or prototypes
• Solid understanding of APIs, webhooks, payment integrations, and system architecture
• Distributed systems experience is helpful but not required

Preferred Qualifications

• Experience with wallets, on-chain payments, or blockchain-based infrastructure
• Knowledge of global payment regulations (PSD2, SCA, Open Banking)
• Exposure to regulated environments and compliance-driven system design
• Experience working across time zones with globally distributed teams

Perks & Benefits

• Remote first global workforce
• Industry leading Medical, Dental and Vision health insurance (country/plan specific)
• Company matching 401(k) with 3% match (U.S. employees)
• $1,500 Home Office Set Up Allowance (lifetime max)
• $200 Annual Book Allowance
• $75 monthly internet or phone reimbursement
• Flexible Time Off
• Company-issued laptop
• Egg freezing, mental health, and employee wellness benefits