В действующий платежный проект ищем сильного Account Manager с опытом в PSP / High-Risk Payments.
Название компании и детали продукта раскрываем после NDA.
Ключевой момент: база B2B-мерчантов уже сформирована, искать клиентов с нуля не нужно. Основная задача - развивать существующую базу и увеличивать реальный платежный оборот.
Задачи
— Вести и развивать действующих B2B-мерчантов
— Проактивно предлагать клиентам новые платежные методы, GEO и условия
— Анализировать снижение или остановку трафика и возвращать объемы
— Реактивировать неактивных клиентов и платежные методы
— Добиваться тестирования и запуска новых методов
— Координировать интеграции с клиентами и платежными партнерами от постановки задачи до production
— Организовывать добавление методов в платежные каскады клиентов
— Контролировать routing, положение метода в каскаде и фактическое распределение трафика
— После интеграции доводить метод до реального платежного объема
— Собирать обратную связь по conversion / approval / decline rate и стабильности методов
— Совместно с технической и операционной командами оперативно решать проблемы и предлагать альтернативные решения
— Масштабировать методы, которые показывают хорошие результаты
Интеграция считается завершенной не после подключения API, а после запуска реального платежного трафика.
Необходимо уверенно ориентироваться в платежной терминологии и процессах: merchant, acquiring, pay-in, payout, cascading, routing, conversion rate, approval rate, decline rate, API integration, callback/webhook, settlement, chargeback, limits, traffic volume.
Особенно важна проактивность: не ждать запроса клиента, а самостоятельно находить возможности для роста оборота.
Если трафик снизился — выяснить причину и восстановить его.
Если появился новый метод — определить подходящих клиентов и предложить им запуск.
Если клиент согласился — довести до интеграции и production.
Если интеграция завершена, но трафика нет — добиться фактического запуска.
Если метод показывает хорошие результаты — увеличить объем и его приоритет в каскаде.
KPI
Основной KPI — реальный платежный оборот действующей клиентской базы.
Дополнительно:
— рост оборота существующих клиентов
— количество запущенных платежных методов
— успешные интеграции и скорость их запуска
— доля активных клиентов
— реактивация клиентов и методов
— фактический объем после интеграции
— revenue / gross profit по клиентской базе
Условия
— Готовая база действующих B2B-клиентов
— Существующий платежный оборот
— Постоянное расширение платежных методов
— Удаленная работа
— Быстрое принятие решений без корпоративной бюрократии
— Фикс + существенная бонусная часть, привязанная к результату
Отклик
Коротко укажите:
1. Опыт в PSP / payments / high-risk проектах
2. Vertical и GEO, с которыми работали
3. Опыт развития действующей базы high-risk мерчантов
4. Примеры увеличения оборота существующих клиентов
5. Какие платежные методы интегрировали
6. Опыт работы с cascading / routing
7. Объемы платежного трафика, с которыми работали
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Zerion
Senior Backend Engineer
Fully remote (team worldwide; time zones close to Europe are a plus)
Zerion's backend team builds and evolves the systems at the core of its products and customer-facing solutions (Zerion API — trusted by 50+ crypto and fintech brands; Zerion Wallet — 1.7M+ active funded wallets). AI is a core part of how the team works day to day.
☑️ Чем предстоит заниматься
-Design, build, and maintain scalable distributed backend systems powering platform and product capabilities
-Own backend services end-to-end: from architecture and implementation to monitoring and long-term reliability
-Work closely with product and engineering peers to actively shape product decisions
-Scope solutions with the clients building on the API: turn a vague request into a concrete proposal and a plan
-Build and evolve Web3 platform backend components: protocol integrations, support for newly emerging blockchain networks, reliable smart-contract interactions
-Ensure high standards of code quality, performance, security, and observability
-Use AI as a core part of the engineering workflow (design, review, debug, ship)
☑️ Наши пожелания к кандидатам
-5+ years designing and building distributed backend systems
-Strong knowledge of algorithms, data structures, and software design patterns
-Comfortable in a fast-paced startup environment; strong ownership mindset
-Hands-on daily use of AI in engineering work
-High standards for code quality, system reliability, and UX
-Golang is a plus, not a blocker; Docker & Kubernetes; SQL (Postgres) and NoSQL (MongoDB, Cassandra); monitoring (Sentry, Prometheus, Grafana); AWS; Python 3
-Bonus: hands-on Web3 experience (blockchain systems, dApps, smart contracts)
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OnePay is an all-in-one financial services platform (banking, high-yield savings, credit cards, POS lending, investing, and crypto), backed by Walmart and Ribbit Capital. On the Crypto team you'll help define how customers buy and hold digital assets safely within the financial ecosystem. Stack: Node.js / TypeScript / NestJS microservices on Kubernetes and AWS; React Native clients; AI-assisted development (Claude Code or Cursor).
☑️ Чем предстоит заниматься
-Build and maintain infrastructure and backend services that enable crypto products
-Design APIs and event-driven architectures to handle high-volume transaction processing securely and efficiently
-Partner with platform and infrastructure engineers to ensure scalability, observability, and resilience
-Contribute to documentation, tooling, and best practices across the engineering organization
☑️ Наши пожелания к кандидатам
-5+ years of professional experience in backend or distributed systems development
-Experience with L2 blockchains, protocols and crypto infrastructure
-Proven success building production-grade APIs and financial services at scale
-Proficiency in Node.js or similar modern backend frameworks (TypeScript, NestJS, Go, or Java)
-Familiarity with cloud-native architecture (Kubernetes, AWS) and event-driven or microservice-based systems
-Strong communication and collaboration skills across product and platform teams
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Moonshot
Staff Backend & Platform Engineer — FinOps, IAM & Blockchain
Remote-friendly within the United States and Canada (NYC preferred; travel ~1 wk/quarter)
Moonshot is the "Robinhood for DeFi" — an iOS/Android app to trade cryptocurrencies on-chain. You'll own some of the most critical systems in the stack: identity and access, funds movement and ledgering, and the blockchain infrastructure that powers on-chain trading.
☑️ Чем предстоит заниматься
-Design, build, and operate Identity & Access Management services: authentication flows, sessions, device trust; authorization and entitlements; MFA and key management
-Own financial operations systems: transfers and payments orchestration, ledgering and reconciliation, limits, risk controls, transactional correctness
-Build and maintain blockchain infrastructure: node and RPC management; transaction submission, monitoring, and retry logic; indexing and streaming of on-chain data
-Define and uphold reliability and observability standards (SLOs, error budgets, dashboards, alerts, runbooks, incident management)
-Lead large, cross-functional technical projects from design through rollout
-Mentor and guide other engineers; contribute to engineering standards and design reviews
☑️ Наши пожелания к кандидатам
-5–12+ years of backend / product / platform engineering, including high-scale, high-availability systems in fintech, crypto, or similar domains
-Deep expertise in at least one of: identity & access / security engineering; financial systems / ledgering / payments; blockchain infrastructure / on-chain data
-Strong experience designing and operating distributed systems (datastores, queues, streaming, background workers)
-Track record driving architecture decisions through implementation and adoption
-Strong operational mindset: monitoring, on-call, incident response, postmortems
-Nice to have: Go, Rust, Solana; crypto wallets/exchanges or onchain protocols (DeFi, L2s, ZK)
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Wormhole Labs
Full-Stack Blockchain Engineer
Remote (work from wherever you have work authorization; must work 10:00–18:00 US Eastern Time)
Wormhole Labs builds decentralized systems across the entire crypto stack — from core protocol development to trading systems and user-facing applications. You'll contribute to smart contracts and protocols on multiple chains (EVM, Solana, Sui, Aptos, etc.), Wormhole's validator (Guardian) software, and multichain developer tooling.
☑️ Чем предстоит заниматься
-Contribute to the design, implementation, testing, and security review of products within the Wormhole ecosystem
-Collaborate with cross-functional teams to gather customer requirements, analyze business needs, and translate them into code
-Follow best practices for secure product development and build future best practices alongside Wormhole security researchers
-Stay up to date with the latest in smart contract tooling, AI development tools, best practices, and industry trends
☑️ Наши пожелания к кандидатам
-Have built distributed systems used by millions of users at companies of all sizes
-Deep experience with Go or Rust; TypeScript experience is also valuable
-High agency — effect the outcomes you wish to see
-Care deeply about the business outcomes of your work and challenge priorities when the business impact is unclear
-Bachelor's degree in Computer Science, Engineering, or a related field (equivalent practical experience also considered)
-Senior-level role
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Ondo Finance
Senior Backend Engineer
Remote (US time zones, PT–ET)
Ondo provides institutional-grade, blockchain-enabled investment products; it was the first company to tokenize exposure to US Treasuries. You'll build and scale infrastructure that powers financial products both onchain and off — the APIs, services, and tooling between users and decentralized protocols.
☑️ Чем предстоит заниматься
-Design and implement scalable, secure backend systems and APIs for interacting with both onchain protocols and offchain infrastructure
-Collaborate with smart contract engineers to define interfaces and workflows between backend services and blockchain networks (EVM and non-EVM)
-Own integrations with custodians, identity/KYC providers, payments infrastructure, and third-party blockchain tooling
-Support internal ops, investor services, and compliance teams with automation, auditability, and observability tools
-Establish and enforce backend engineering standards, best practices, and security protocols
-Participate in code reviews and architecture discussions
☑️ Наши пожелания к кандидатам
-6+ years of backend software engineering experience, ideally with Go, Python, C++, and TypeScript
-Strong understanding of distributed systems, system design, and API development
-Experience integrating with cloud infrastructure (AWS preferred), third-party services, and security/compliance-sensitive systems
-Demonstrated interest in Web3 or DeFi (professional experience or side projects)
-Familiarity with EVM-based blockchains and smart contract interactions is a plus, not required
-Located in a US time zone (PT–ET)
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Offchain Labs (Arbitrum)
Senior Backend Engineer, Rust
Remote (global; cannot be performed in California or Colorado), NY office available
We're looking for a talented engineer to join the Nitro team and help build the core technology powering Arbitrum, the leading Ethereum scaling solution. Nitro is Arbitrum's node software; one area of development is Stylus, which lets smart contracts written in Rust and C/C++ compile to WebAssembly and execute on Arbitrum alongside the EVM.
☑️ Чем предстоит заниматься
-Building and improving Nitro, the core node software that powers Arbitrum
-Designing and optimising systems responsible for transaction execution, state management, and network performance
-Scaling throughput and improving the performance and efficiency of Arbitrum's core infrastructure
-Solving distributed systems challenges across a large-scale blockchain network
-Enhancing reliability, observability, and security across critical infrastructure
-Developing new capabilities for the Arbitrum stack
☑️ Наши пожелания к кандидатам
-Experienced Rust engineer with a track record of building production systems
-Comfortable working across distributed systems, infrastructure, and performance-critical applications
-Motivated by solving complex technical problems at scale
-Able to take ownership of projects from technical design through implementation and operation
-Pragmatic, collaborative, capable of making sound engineering trade-offs
-Interested in runtimes, execution environments, WASM, developer tooling, and/or systems programming
-Security-focused mindset
-Nice to have: experience with WASM, familiarity with blockchain infrastructure or smart contract platforms, open source contributions in the Rust ecosystem
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