Senior Software Engineer, TypeScript SDK
The Senior Software Engineer will join the Product Enablement team to build mission-critical platform tooling for the Sui network, focusing on creating new TypeScript SDKs and APIs for developers. Key responsibilities include defining and standardizing SDK/API functionalities, addressing developer pain points, and architecting new solutions. This role requires expertise in TypeScript, familiarity with Rust, and experience building scalable APIs, while collaborating with various internal teams in a remote environment.
Rust Engineer
The Rust Engineer will join the Accounting squad to drive technical development for critical financial computations, including cost basis, PnL, staking, and derivatives. Key responsibilities involve architecting and optimizing data-heavy solutions for financial reporting and ledger automation using Rust, TypeScript, and various databases. This role requires building the backbone for regulatory compliance in the crypto sector, tackling complex accounting challenges in a high-performance, cloud-native environment.
Senior Rust Engineer
Cryptio is hiring a Senior Rust Engineer for their Accounting squad to lead the technical development of core systems handling cost basis, PnL computations, staking, and high-volume reporting pipelines. The role involves architecting and optimizing data-heavy financial solutions using technologies like Rust, TypeScript, and ClickHouse. The engineer will be responsible for leading development, ensuring scalability, troubleshooting performance issues, and mentoring other engineers within a fully remote setting.
Solutions Architect
Deepgram is hiring a Solutions Architect (Applied Engineer) to join the Applied Engineering team, focusing primarily on post-sales customer engagement and technical problem-solving. Key responsibilities include resolving complex customer issues, building scalable support solutions through automation, and developing documentation. This role requires a strong engineering background and excellent communication skills, offering a path to grow into implementation and pre-sales roles while making an immediate impact on customer support strategy.
Amaci - Cryptographic Research Engineer
The Cryptographic Research Engineer will focus on advancing MACI and anonymous MACI protocols by designing and engineering novel cryptographic mechanisms for collusion resistance, anonymity, and censorship-resistance in decentralized governance systems. Key responsibilities include researching protocol enhancements, implementing advanced cryptographic primitives like ZK-SNARKs and FHE, and conducting security analysis to ensure system robustness.
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Infrastructure & DevOps Engineer
The Infrastructure & DevOps Engineer at Raiku will lead critical engineering efforts focusing on the performance and scalability of next-generation distributed systems. Key responsibilities involve Rust systems programming, infrastructure architecture using tools like Kubernetes, and operational scripting across Rust, Go, and Typescript. Success requires a senior-level background in infrastructure engineering, deep proficiency with IaC tools, and a commitment to shipping high-quality, opinionated architectural choices.
Senior Backend Engineer
Squads is seeking a Senior Backend Engineer to develop high-performance services in Rust for Altitude, a self-custodial business account platform. Key responsibilities include owning the architecture and production of services powering Altitude, such as real-time settlement engines and bulk payment APIs. Candidates must have 5+ years of backend experience shipping production services and strong skills in languages like Rust/Go/C++, along with expertise in PostgreSQL, Redis, and AWS.
Senior Developer Advocate
The Senior Developer Advocate will join the Developer Relations team to drive developer enablement for strategic customers, focusing on encouraging adoption and effective use of MongoDB solutions. Key responsibilities include hosting virtual/in-person engagement sessions, developing expertise in schema design, and creating educational content. This is a UK/Europe based, remote role primarily engaging with customers in that region.
Senior Software Engineer, Payments
The Senior Software Engineer, Payments will join the core engineering team to design and implement the robust back-end infrastructure for Dakota's blockchain-integrated banking platform. Responsibilities focus on payment processing and operations, tackling high-visibility projects that directly impact financial products. The role requires strong Golang skills and the ability to drive engineering projects within a fully remote, global team.
Senior/staff Backend Engineer, Identity Platform
The role involves owning and evolving the core authentication infrastructure for Phantom's self-custodial wallet, focusing on the Auth stack, MFA methods, and key-management services. Responsibilities include architecting production-grade improvements to authentication systems (like Passkey/WebAuthn) and designing secrets management systems. This work is crucial for reducing account-takeover risk and providing rock-solid identity foundations for all product teams.
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Frontend Engineer
Tarro is hiring a Frontend Engineer to develop customer-facing and internal tools, optimizing workflows and enhancing product usability. This role involves close collaboration with backend engineers, designers, and product managers to build new features and expand Tarro into new verticals. The engineer will also help establish and influence engineering processes to scale the codebase and accelerate product velocity.
Software Engineer
As one of the earliest engineering hires, you will shape the future of HSA/FSA payments by contributing across the stack to build high-converting checkout experiences, powerful APIs, and scalable infrastructure. Key responsibilities include feature development using technologies like Next.js and Rust, designing payment infrastructure, and directly interacting with customers to define the roadmap. This role requires 3+ years of engineering experience and comfort working in dynamic startup environments.
Integrations Engineer (web3)
The Integrations Engineer will drive ENS integration across the Web3 ecosystem by proactively integrating ENS into high-impact crypto applications, supporting ENSv1, and contributing to the ENSv2 rollout. Key responsibilities include writing code contributions to external open-source projects, acting as a technical contact for partners (wallets, L2s), and maintaining ENS SDKs and libraries. This role requires strong JavaScript/TypeScript skills and deep familiarity with blockchain technology to ensure ubiquitous ENS support.
Senior Software Engineer, Solana
0x is hiring a backend-focused Senior Software Engineer for their Solana DEX aggregation teams to build cutting-edge AMM routers for optimal price discovery. Responsibilities include being an individual contributor, leading technical projects, designing and maintaining services like blockchain event streaming and DEX routing algorithms, and ensuring high-quality, secure code delivery. Candidates should have 7+ years of experience solving complex distributed computing problems and a passion for DeFi.
Senior Software Engineer
Hologram is seeking two skilled full-stack Senior Software Engineers to build and optimize complex systems for IoT connectivity, processing billions of transactions monthly. Key responsibilities include designing data pipeline architecture, building high-throughput backend services using Kafka, developing APIs, and owning end-to-end feature delivery. The role requires 5-8+ years of experience, with deep expertise in backend systems and modern technologies like Python, Go, and Rust, alongside a strong focus on technical excellence and architectural decision-making.
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Senior Developer, Backend
The Senior Developer will join the Observability and Experimentation team, focusing on developing and maintaining back-end services written in Go. Key responsibilities include leading development, testing, and debugging of production software systems, mentoring junior team members, and driving technical design for performance and scalability improvements. This role requires 5+ years of experience in software development with hands-on Golang experience, and involves collaboration across cross-functional teams.
Software Development Manager
Stedi is seeking a Software Development Manager to lead the Eligibility Team responsible for building highly scalable, resilient APIs for real-time patient insurance eligibility checks. The role involves leading engineers, setting rigorous quality expectations, managing daily workflows, and ensuring operational readiness. Candidates need significant engineering management experience, including substantial AWS service expertise.
Staff Software Engineer Platform & Architecture
The Staff Software Engineer will own the technical architecture of Wander's core platform, setting standards for software excellence across multiple product squads. Key responsibilities include defining the technical north star, driving engineering best practices (observability, testing, CI/CD), and leading cross-functional initiatives like LLM-powered pricing tools. This role requires proven experience scaling production systems and leading platform refactors during hyper-growth.
Engineering - Backend
Turnkey is seeking experienced backend engineers to design and build secure, scalable key management systems for the Web3 ecosystem. Responsibilities include developing signing infrastructure inside secure computing environments, writing internal specifications and documentation, and designing/building new product features end-to-end. Candidates must have 5+ years of production engineering experience with strong fundamentals in systems building, ideally using Go, TypeScript, or Rust.
Developer Experience Engineer
The Developer Experience Engineer at Ritual will be responsible for architecting and building foundational tools, frameworks, and automation to enable developers to efficiently build on Ritual's AI-native blockchain infrastructure. Key responsibilities include designing development frameworks, creating local testing environments, crafting CLIs/SDKs, and writing documentation to streamline developer integration with AI and blockchain capabilities. This role requires strong technical skills in languages like Rust, TypeScript, or Python, and a dedication to creating tools developers enjoy using.