Develop backend services in Go for blockchain interactions, implementing ERC-4337 account abstraction, smart contracts, and microservices.
Build frontend applications with React/Next.js, integrating embedded wallet SDKs, Web3 libraries, and real-time blockchain events.
Design and implement full-stack Web3 features from smart contract events to UI, including ZK Stack specifics, admin panels, and transaction tracking.
Xsolla is a global commerce company that provides tools and services to help video game developers fund, distribute, market, and monetize their games. With over 1,500 game developers served and a remote-first culture, Xsolla prioritizes employee well-being, creativity, and collaboration.
Lead the technical strategy and architecture of the Xsolla ID IAM platform, covering authentication, authorization, and session management at scale.
Design and evolve OAuth 2.0/OIDC flows, token lifecycle, and security primitives to meet product and compliance requirements.
Mentor a team of up to 8 backend engineers through 1:1s, performance reviews, and delivery ownership.
Xsolla is a global commerce company providing tools and services for video game developers to fund, distribute, market, and monetize their games. Headquartered in Los Angeles, it has helped over 1,500 game developers and fosters a remote-first, supportive culture focused on employee well-being.
Work on core infrastructure powering Arbitrum, tackling distributed systems challenges and optimizing performance.
Collaborate with research, product, and blockchain engineering teams at the cutting edge of blockchain technology.
Establish backend architectural standards and drive technical roadmap for complex distributed systems.
Offchain Labs is a pioneer in blockchain scalability and security, building the Arbitrum stack that powers the leading Ethereum scaling solution. Backed by $124 million in funding, our team of thinkers and doers embraces new challenges and pushes boundaries.
Lead and develop a team of mid-level, senior, and staff software engineers.
Provide architectural guidance and technical decision-making for back end systems.
Partner with product, program, and other teams to drive successful product delivery and improve engineering processes.
Quanata is an insurance technology innovation company that engineers advanced risk prediction and prevention solutions and builds a full-stack, digital, and AI-native insurance platform. It is wholly owned and funded by State Farm, with a culture that prioritizes inclusivity and positive impact.
Own the technical strategy and architecture of Xsolla's smart wallet platform, covering account model, signing, session management, and gas abstraction at scale.
Design and evolve ERC-4337, EIP-7702, session keys, and permission primitives so millions of players get a secure, non-custodial on-chain account.
Drive cross-team decisions, set engineering standards, and serve as the escalation point for complex production wallet issues.
Xsolla is a global commerce company that builds tools and services to help video game developers fund, distribute, market, and monetize their games. Headquartered in Los Angeles, it has helped over 1,500 game developers reach more players and operates across multiple time zones with a culture that values directness and technical depth.
Lead the development and execution of Logos' BD and partnership strategy, building strategic relationships ahead of mainnet and driving ecosystem growth post-launch.
Identify high-value opportunities across the Web3 infrastructure ecosystem, including wallets, exchanges, oracles, and DeFi protocols, with a focus on privacy-focused projects.
Manage and mentor a team of two, while remaining hands-on with strategically important partnerships and opportunities.
Logos builds the technology and community required for a more sovereign, decentralised world, focusing on privacy, censorship resistance, and permissionless systems. The company is a remote, technically oriented team with a small headcount, operating at the intersection of protocol development, Web3 infrastructure, and ecosystem building.
Lead and manage Trust Wallet's customer support team, including team performance, coaching, hiring, and development.
Own day-to-day support operations across AI and human channels and ensure high-quality, timely resolution of user issues.
Handle complex or escalated support cases, especially those involving technical product issues.
Trust Wallet is a leading non-custodial cryptocurrency wallet trusted by over 200 million users globally to securely manage digital assets. They foster a diverse, global team with a flat structure and emphasize learning and growth.
Design, build, and operate backend services for Aave App across onboarding, funding, savings, withdrawals, portfolio data, and customer communications.
Build transaction-orchestration and indexing services that safely prepare, submit, monitor, and reconcile onchain activity across its full lifecycle.
Lead technical reviews for high-value systems and improve testing, observability, alerting, incident response, and deployment practices.
Aave Labs builds trusted products that expand access to lending, credit, and savings globally. We are a global team holding a high bar for quality and craftsmanship, turning complex technology into simple and reliable experiences.
Lead technical discussions to identify gaps in the telematics data platform and influence roadmap with data-driven solutions.
Ship full-stack features across front-end, back-end, and mobile using technologies like GoLang, GraphQL, and React.
Mentor and develop engineers while embedding Samsara's cultural principles to build an inclusive, high-performing team.
Samsara is the pioneer of the Connected Operations Cloud, helping organizations harness IoT data to improve safety, efficiency, and sustainability of physical operations. As a recently public company with a global workforce, Samsara fosters a culture of customer success, long-term thinking, growth mindset, inclusivity, and teamwork.
Architect and build high-performance crypto spot and derivatives exchanges, including matching engine, risk engine, and regulatory reporting.
Lead all crypto engineering, including spot and derivatives exchanges licensed in the US and Bahamas.
Design scalable backend services, maintain code quality, participate in code reviews, and troubleshoot incidents.
Alpaca is a US-headquartered global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, and more. Our diverse team of 400+ globally distributed members thrives working from anywhere, backed by $400 million in funding from top-tier investors.
Lead a full stack engineering team, providing technical direction and mentoring engineers while remaining hands-on with the code.
Design and deliver production-grade applications across front-end, back-end, and cloud, using Go, React, and AWS.
Drive architecture, code quality, and CI/CD improvements, ensuring scalable and maintainable systems.
Mitek is a global leader in digital and biometric identity authentication, fraud prevention, and mobile deposit solutions. We are a publicly traded company with over 7,500 organizations worldwide and a culture focused on delivering, learning, and caring.
Lead, hire, coach, and retain a team of engineers building wallet and DeFi experiences.
Set technical direction for account creation, key management, signing, transaction construction, and dApp connectivity.
Raise standards for architecture, testing, release safety, observability, and incident response.
Mysten Labs builds foundational infrastructure for decentralized protocols based on blockchain technologies. The company is remote-first, backed by a $300M Series B, and hires across the world.
Serve as a trusted solutions consultant, driving fast and successful customer implementations from contract to live.
Design and deliver post-sales solutions, optimize tools and data, and mentor customer engineering teams on API best practices.
Triage technical issues, create playbooks, and partner with Sales and executives across fintech, iGaming, and exchanges.
Mesh enables consumers to pay and be paid with any asset, bridging crypto payments to everyday commerce. Backed by leading investors like Paradigm and PayPal Ventures, the company is a fast-growing startup with a sharp, motivated team.
Build and improve customer-facing registries, APIs, and artifact-serving systems that make open source software easy to consume securely and reliably.
Develop and operate backend services in Go, focusing on scalability, reliability, observability, and performance.
Collaborate with engineers and product partners on design, code review, and solving production issues.
Chainguard is the trusted source for open source, delivering hardened, secure, and production-ready builds of the software engineers and AI agents rely on. It is a venture-backed company serving Fortune 500 enterprises with a remote-first culture and a focus on customer obsession and intentional action.
Define and maintain the target architecture across squads, turning it into a clear technical roadmap that addresses product needs 6 to 12 months ahead.
Write code on critical and transverse pieces, mentor senior and mid-level engineers, and set standards for testing, observability, and deployment.
Partner with engineering leadership to frame complex technical decisions, communicate them, and drive technical direction that improves the whole team.
JobTeaser is a career platform that integrates into 800+ European university hubs to connect students with internships and jobs. With a team of over 60 in tech and a strong culture of innovation and ownership, they support 2 million young graduates across Europe.
Own and evolve distributed systems architecture for platform services, ensuring reliability and performance at enterprise scale.
Drive cost optimization, observability, and incident management practices across cloud infrastructure.
Hire, mentor, and grow engineers while partnering cross-functionally to align platform capabilities with organizational needs.
HighLevel is an AI-powered business operating system that helps agencies, entrepreneurs and SMBs build, automate and scale their operations. With over 2,000 team members across 10+ countries, HighLevel operates as a global, remote-first organization built for speed and ownership.
Lead architectural evolution by driving cross-team initiatives toward simplicity and scalability.
Coach and mentor engineers through pairing, design reviews, and hands-on coaching in XP practices.
Champion sustainable quality by promoting TDD, pair programming, and continuous delivery.
Prerender helps marketers create dynamic sites that are easily indexable by search engines. More than 100,000 websites globally trust Prerender to improve organic search ranking.
Design and build backend services in Rust for high-volume financial transactions with strong guarantees.
Own features end-to-end, from spec to production, and set technical direction for your area.
Integrate with external partners and improve engineering quality across observability and security.
MoonPay builds the operating system for value movement, enabling enterprises to fund, tokenize, trade, and spend digital assets. With top rankings in Fortune's Crypto 100 and Forbes' Best Startup Employers, they foster a high-velocity, high-accountability culture.
Design, build, and operate GitLab Orbit backend services, primarily in Rust, within a distributed, cloud-native environment.
Improve deployment, monitoring, and operations using Kubernetes, Helm, Terraform, and cloud services from AWS or GCP.
Automate operational work, strengthen observability, and manage production issues to reduce single points of failure.
GitLab is the intelligent orchestration platform for DevSecOps, helping organizations increase developer productivity, improve operational efficiency, and accelerate digital transformation. Trusted by more than 50 million registered users and over 50% of the Fortune 100, GitLab fosters a high-performance culture driven by shared values and continuous knowledge exchange.
Develop and operate distributed, scalable backend applications for a high-volume content distribution platform.
Design systems for high availability, low latency, and resilience.
Collaborate with routing and infrastructure teams to ensure optimal performance during traffic peaks.
A partner company is looking for a Senior Back End (Go) Developer to build and operate large-scale digital content distribution platforms handling millions of requests per minute. The company fosters a DevOps culture and offers remote work in Brazil with a comprehensive benefits package.