decircle

Backend Engineer

• Design, build, and maintain scalable async backend services and APIs in Python.
• Own core systems end-to-end: architecture, implementation, testing, deployment, and operational excellence.
• Build systems for multi-tenant workflows, fine-grained permissions, integrations, and agent-driven product experiences.
• Write and review database migrations and row-level security policies in a compliance-sensitive environment.
• Improve reliability, observability, and performance across critical paths.
• Collaborate closely with product, design, and research to translate user needs into robust backend architecture.
• Contribute to engineering standards, code review culture, and team ways of working.
• Help shape technical direction in a fast-moving environment with evolving product requirements.

Senior Backend Engineer

Product Manager

• Drive the NFT trading product experience at Magic Eden
• Define product vision, roadmaps, and goals in alignment with the company's overall strategy
• Be a strategic thinker, able to identify opportunities for growth and innovation
• Define the vision for the future of NFTs
• Conduct market research to stay up-to-date on the NFT and crypto industry trends and competitor activity
• Collaborate with cross-functional teams to identify and prioritize new initiatives, features, and improvements
• Work closely with Engineering, Business Development, Marketing, and Operations teams as well as the founders

Smart Contract Engineer

• help architect and build core primitives behind Spark’s vault infrastructure
• design secure, capital-efficient smart contract systems
• collaborate closely with protocol engineers, treasury and risk contributors, and product stakeholders

Smart Contract

Business Development Rep

• Enterprise Development & Partnerships Build and leverage relationships with consulting firms, system integrators, and enterprise stakeholders
• Identify and qualify opportunities within mid-to-large enterprises
• Develop strategic entry points into target accounts Customer Discovery & Workflow Mapping Analyze and document customer workflows, bottlenecks, and decision processes
• Translate business problems into structured, automatable workflows Workflow Design (No-Code) Build and prototype agent-based workflows using Agentium tooling
• Demonstrate how AI agents can: Automate operations Coordinate across systems Improve decision-making Product Feedback & Iteration Act as a bridge between enterprise users and product/engineering teams Deliver structured feedback on: Workflow gaps Feature requirements Usability improvements Commercial Execution Drive deals from initial engagement → pilot → LOI → contract
• Secure: Letters of Intent (LOIs) Pilot agreements Enterprise contracts Navigate multi-stakeholder enterprise environments (procurement, legal, innovation teams) Market Intelligence & Positioning Stay informed on enterprise AI adoption trends and consulting strategies Position Agentium within broader AI transformation initiatives
• Articulate clear business value propositions for different industries

Business Development

AI Engineer

• Your mission is to level up the entire organization’s impact and output by embedding AI deeply into how we engineer, operate, and make decisions.
• Accelerate engineering velocity with AI.
• Contribute meaningful production code.
• Help shape AI functionality in our flagship product.
• Systematize AI usage across the team.
• Stay ahead of what’s coming.

Applied AI Engineer

• Own protocol development on HyperEVM, including the design, implementation, and deployment of production-grade smart contracts powering positions, collateral management, fee routing, and settlement flows
• Architect DeFi primitives end-to-end, such as staking and locking mechanisms, liquidity and fee systems, vaults, and risk controls (circuit breakers, caps, kill-switches, guardians), with explicit gas and latency budgets
• Design and implement safe upgradeability strategies (UUPS, transparent, beacon), including storage-layout testing and invariant preservation through migrations and staged rollouts
• Lead security and correctness efforts by modeling MEV and price-manipulation threats, writing invariants and fuzz tests (Foundry, Echidna), integrating static analysis tools (Slither), managing audit scope and responses, and owning post-mortems
• Drive operational excellence by defining on-chain SLOs, emitting analytics-ready events, building monitoring and alerting systems, and owning incident response, rollback, and patch runbooks

PvP Trade – Smart Contract Engineer

Account Manager

• Architect and execute the global sales strategy to drive adoption of the M0 platform among Tier 1 fintechs, payment networks, and large enterprises looking to issue or integrate stablecoins.
• Personally own the full, end-to-end sales lifecycle for complex, multi-million dollar enterprise partnerships—from initial sourcing and relationship building to contract negotiation, onboarding, and ensuring long-term partner success.
• Recruit, train, mentor, and manage a high-performing, geographically distributed Institutional Partnerships and Sales team.
• Implement and enforce a rigorous, data-driven sales operating system, including advanced CRM discipline, pipeline forecasting accuracy, and performance reporting to ensure scalable, repeatable success.
• Serve as a credible, senior ambassador for M0 with C-suite stakeholders, regulatory partners, and at high-profile industry events worldwide, translating M0's technical capabilities into clear commercial value.
• Work closely with Product and Engineering teams to synthesize market feedback and partner needs, directly influencing the product roadmap.

Head of Sales – Institutional Partnerships

General Counsel

• Lead Strategic Transactions: Serve as the Legal lead on M&A, investments, joint ventures, and other strategic corporate initiatives, structuring and executing these complex deals from diligence to closing.
• Own High-Stakes Commercial Agreements: Draft and negotiate highly-tailored agreements with strategic partners and sophisticated counterparties in the institutional finance, digital assets, and technology sectors.
• Provide practical advice on related issues such as IP, data protection, and regulatory matters as they are implicated in such agreements.
• Drive Corporate Governance: Oversee corporate structuring and ongoing legal functions, including managing our corporate records, governance materials, and filings for our entities around the globe.
• Build Scalable Legal Infrastructure: Work closely with our corporate and legal operations paralegal in the creation of a robust contract management process, including the development of playbooks and standard templates (NDAs, MSAs, etc.).
• Collaborate Cross-Functionally: Act as an outstanding collaborator with colleagues in finance, operations, and corporate development to solve problems and drive alignment on our most critical transactional efforts as well as on equity and token administration matters.

Senior Counsel

Marketing

• Define and continuously refine StableWatch’s brand positioning and voice in the market
• Own the GTM strategy for new features, reports, and research products
• Build messaging frameworks that resonate with developers, institutions, and the broader crypto community
• Own user acquisition funnels—from awareness to engagement
• Launch experiments across email, content, SEO, paid media, partnerships, and community
• Analyze campaign and traffic performance using tools like GA, Mixpanel, and Hubspot
• Build and execute a content calendar across X (Twitter), Farcaster, LinkedIn, Mirror, Substack, and more
• Work with research and data teams to publish high-signal dashboards, infographics, and insights
• Develop social strategies that grow organic reach, trust, and influence
• Work closely with product and design to translate features into compelling benefits
• Coordinate product launches and educational flows (onboarding, feature drops, lifecycle comms)
• Create clear and concise user-facing copy (landing pages, in-app, tooltips, blog posts)

Marketing Lead

Data Scientist

• Collaborate closely with marketing and other cross-functional teams to understand campaign strategies, lifecycle efforts, product usage metrics, and translate those into actionable data insights using tools like SQL and Mode
• Analyze growth funnels, campaign performance, and user cohorts to identify key acquisition and retention drivers to inform product decisions
• Own attribution and cohort analyses across marketing channels to optimize user acquisition strategy
• Design and evaluate A/B tests and lifecycle marketing strategies to improve user conversion and engagement
• Design and maintain scalable data pipelines and structured models in the data warehouse (e.g., using SQL) to power marketing dashboards, campaign tracking, and self-serve analytics
• Build pipelines for blockchain transaction, order book, and market participant data to support analysis of user behavior, product engagement, and market dynamics relevant to growth strategies
• Own and evolve marketing dashboards with KPIs, data visualization with strong story telling, etc. to influence marketing and product decisions for Senior Leadership

Full-stack Engineer

• SDK/API development — build APIs and SDKs to allow developers to integrate Paxos Labs on-chain infrastructure into enterprise platforms.
• Research and integrate smart contract transactions.
• Maintain a secure open-source repository and iterate on developer experience.
• Fullstack development — collaborate with designers on prototypes and iterate across frontend and backend.
• EVM development — stay updated on Ethereum core upgrades affecting wallet and developer UX.
• Ensure reliability by upholding high standards in liveness SLOs and observability.
• Work closely with security engineers to safeguard developers and users from exploits.

Fullstack Product Engineer

• You’ll design, implement, and deploy Solidity-based contracts that are both elegant and hardened against exploits.
• Contribute to protocol-level infrastructure, tooling, and new features that directly impact millions of users.
• Investigate vulnerabilities, simulate attack scenarios, and develop effective mitigation strategies.
• Participate in rigorous code reviews to ensure quality, security, and maintainability.
• Keep up with the latest EVM developments, tooling, and best practices—and bring that knowledge back to the team.
• Share your expertise with other engineers and work closely across product, design, and operations to bring ideas to life.

• Building declarative trading engines so users can compose strategies directly from the UI
• Designing automated portfolio construction and rebalancing logic
• Integrating with yield vaults, liquidity sources, AMMs, and RWAs
• Creating calm, intuitive UX on top of complex onchain primitives
• Building scalable infrastructure for long-term asset management

Staff Full Stack Engineer

DeFi

• Collaborate closely with a Quantitative Researcher for DeFi portfolio management
• Automate complex onchain interactions with various DeFi protocols
• Monitor data, forecast risk, and implement optimized triggers for trading strategies

DeFi Backend Engineer

Solutions Engineer

• Integrate blockchain functionality into the Enso frontend app
• Develop and maintain integrations with various DeFi protocols
• Implement and manage DeFi primitives such as liquidity pools, yield farming, and staking mechanisms
• Design and implement solutions with a focus on performance, security, and reliability
• Monitor DeFi market trends and competitor activities
• Work closely with cross-functional teams to ensure that integrations align with Enso’s product vision