Top Tech Jobs & Startup Jobs in Seattle, WA

Build and operate production Web3 products across backend, frontend, and smart contracts. Develop Go and TypeScript services, React dApps, SDKs, tokenization infrastructure, smart-wallet integrations, and blockchain event processing. Own on-chain/off-chain architecture, security, testing, observability, deployments, and on-call operations. Review code and configure AI-assisted engineering tools for the repository.

Manage gaming publisher accounts from onboarding through launch, expand monetization partnerships, and drive revenue growth through Xsolla’s Offerwall. Diagnose integration issues and performance anomalies using data, coordinate cross-functional resolutions, and deliver optimization strategies. Build executive relationships, lead business reviews, negotiate partnerships, and communicate technical insights as strategic business outcomes.

Provide legal guidance on global payment processing, fintech regulation, money movement, licensing, compliance, and digital innovation. Draft and negotiate agreements with payment providers, banks, card networks, vendors, and partners. Advise on KYC/KYB, AML, sanctions, entity structuring, market expansion, chargebacks, settlements, reserves, and emerging technologies. Collaborate with product, technology, operations, and management teams to launch compliant payment products and address legal risks.

Manage a portfolio of advertiser accounts on Xsolla Offerwall, optimize UA campaigns using KPIs (CPI, CTR, ROAS, ARPDAU, LTV), drive revenue growth and upsells, present data-driven reviews, advise partners on strategy, and collaborate cross-functionally to resolve blockers and influence product improvements.

Own the advertising recommendation engine, including ranking quality, optimization objectives, guardrails, metrics, and model roadmap. Lead experiment design, inference standards, holdouts, rollback criteria, and production launches. Evaluate model performance and business impact with data science and stakeholders. Partner across ML, analytics, ad operations, pricing, identity, telemetry, and commercial teams. Apply advertising economics, ranking systems, SQL, and data-platform expertise to improve monetization for mobile apps and games.

Lead design and day-to-day management of the Xsolla Credit Fund's operations: fund formation, service-provider selection, LP onboarding, capital calls, NAV/valuation, reporting, compliance, audit readiness, and building a documented operating playbook and junior operations team.

Lead and build the fund's underwriting function: design credit policy and frameworks, underwrite and structure lending facilities to game studios, run credit committee and governance, support LP diligence and fundraising, codify playbooks, and hire and mentor a junior credit team.

Lead LP fundraising for a first-time private credit fund: activate and steward LP relationships, manage pipeline and CRM, prepare investor materials, coordinate diligence, and support fund setup and cross-product fundraising.

Design, build, and operate the credit fund's end-to-end data and automation stack. Implement deal workflow, ingest borrower financials and payment telemetry, develop Python credit scoring and forecasting models, ship audit-grade investor and borrower dashboards, enforce security and auditability, and move into portfolio monitoring and underwriting while presenting results to LPs and borrowers.

The Junior UA/Growth Manager will execute user acquisition campaigns, optimize paid media, analyze performance, and collaborate with cross-functional teams to drive growth for gaming titles.