Senior Software Engineer - Developer Tools & SDKs

Location: Remote - US & Americas

Compensation: $ Competitive

We are a fast-growing software company dedicated to supporting and developing an EVM-compatible, open-source, proof-of-stake platform. This public network is engineered for enterprise and Web3 applications, prioritizing speed, security, stability, and sustainability, and is governed by industry-leading organizations. We are seeking an experienced Software Engineer to lead the development of world-class developer tools and SDKs.

You will take the lead on crafting seamless developer experiences, owning the design, build, and maintenance of our open-source SDKs and related tooling. This role requires technical leadership, hands-on coding across multiple languages, and a strong focus on developer empathy. You will work cross-functionally to ensure our tools are intuitive, robust, and aligned with real-world developer needs.

What You'll Be Doing:

Senior/Lead EVM Engineer - Distributed Ledger Optimization

Location: Remote - US

Compensation: Competitive

We are a fast-growing software company dedicated to supporting and evolving a leading open-source, proof-of-stake distributed ledger platform. Our network is EVM-compatible and specifically engineered to meet the demands of enterprise and Web3 applications that require industry-leading speed, security, and sustainability.

We are looking for a Seasoned Java Engineer with deep blockchain protocol experience to join our Smart Contracts Team. In this role, you will be a key contributor to the evolution and optimization of our EVM implementation. You will work on a "plain Java" codebase (no heavy frameworks) where high performance, low latency, and high throughput are the baseline requirements.

Key Responsibilities:

Staff React Native Engineer

Location: New York City (Office)

On-site | Full-time

Compensation: Competitive

Our client is a high-performance technology development firm responsible for building and operating the foundational infrastructure behind the world’s most active digital asset launchpads. The systems managed by this organization are defined by ultra-low latency, high throughput, and constant high-concurrency load. This is a mission-critical environment where technical precision is paramount and the impact of every deployment is immediate.

The organization is seeking an expert React Native Engineer to join its mobile engineering team. This individual will play a pivotal role in building and scaling a world-class mobile application that brings the power of decentralized finance (DeFi) and SocialFi to a global user base. The role involves working across the stack to craft high-performance mobile experiences, shipping at high velocity, and iterating rapidly within a high-growth ecosystem.

Key Responsibilities

Software Engineer - Founder Accelerator Infrastructure

Location: New York

Onsite | Full-time

Compensation: $180K - $260K

Our client is the premier accelerator for founders within the decentralized technology and digital asset space. Since 2020, the organization has backed over 300 startups—collectively valued at over $10B—positioning itself as a central pillar in the evolution of the global startup ecosystem.

The organization is seeking a high-agency Software Engineer to join an elite, in-house engineering team. This individual will work directly with the Chief Technology Officer and will be responsible for owning product features from initial requirement definition through to production. The ideal candidate is a product-minded builder who excels in high-trust, high-performance environments and possesses the ability to turn ambiguous problems into polished software without the need for dedicated project management or design oversight.

This role is based in New York City. Relocation to NYC is a non-negotiable requirement for this position to ensure close collaboration with founders and the core leadership team.

Key Responsibilities

Senior/Lead Smart Contract Engineer - Decentralized Perpetuals Exchange

Location: Remote - US or EU if willing to overlap 6+ hours with ET

Compensation: $250K - $500K

We are building the backbone of global decentralized finance (DeFi), operating the largest perpetual exchange on Arbitrum and processing over $20 billion in cumulative trading volume. Our platform enables leveraged trading of real-world assets (RWAs)—commodities, forex, indices, and stocks—alongside crypto, bringing global markets on-chain with full self-custody. Backed by General Catalyst and Susquehanna International Group, we are a small team providing institutional-grade reliability for a protocol handling billions in volume.

We are seeking an exceptional Senior or Lead Smart Contract Engineer to help scale our protocol as we expand to hundreds of markets and billions in daily volume. You will work directly with our founding team (backgrounds from Harvard, Bridgewater, and BlackRock) to architect and implement critical protocol upgrades and new market mechanisms for the next generation of on-chain derivatives.

This is not a junior role. We need an expert who has built and maintained perpetual Decentralized Exchange (DEX) smart contracts in production at scale.

Key Responsibilities:

Engineering Manager - Intent-Based Cross-Chain Infrastructure

Location: Remote

Compensation: $180K - $200K

We are building programmable, intent-based infrastructure on a leading Layer 1 protocol, making blockchain interactions smoother, smarter, and more composable. Our work enables intent-driven execution across chains, requiring high-velocity technical delivery and strong team leadership. We are seeking an Engineering Manager to accelerate execution across projects, partner integrations, and cross-team initiatives.

This role is focused on making things happen: ensuring technical projects are delivered on time, partner integrations run smoothly, and internal teams are fully aligned. You will lead and mentor a multidisciplinary engineering team while owning technical guidance, reliability management, and strategic process implementation.

Key Responsibilities:

Developer Relations Engineer - Parallelized Layer 1 Blockchain

Location: New York (Hybrid)

Compensation: $150K - $225K

Join the development foundation behind the first parallelized Layer 1 blockchain, an organization setting a new standard in performance and scalability by re-writing the most widely adopted execution environment in Web3. Our mission is to empower developers to build innovative applications that benefit from both the performance of Web2 and the decentralization of Web3. You will be the crucial bridge between the core engineering team and the global developer community.

As a Developer Relations Engineer, you will play a pivotal role in shaping the developer experience, gathering crucial feedback, and advocating for the needs of our community to foster a vibrant ecosystem around the blockchain.

Responsibilities:

Developer Advocate - Climate & Sustainability

Location: Remote - US only

Compensation: Competitive

We are a fast-growing software company committed to supporting a high-performance, open-source, proof-of-stake platform. Our platform is EVM-compatible and built specifically to meet the needs of enterprise and Web3 applications, demanding speed, security, and sustainability. We are seeking a Developer Advocate to focus on Climate and Sustainability initiatives in the Americas, acting as the technical bridge to drive the adoption of decentralized solutions for ESG (Environmental, Social, Governance) goals.

You will be at the forefront of the platform's latest developments, focusing on how climate-oriented decentralized applications (dApps) can be effectively built using the platform's native services and specialized solutions (e.g., the Guardian platform). Your work will architect and drive the adoption of decentralized tools for sustainability, enabling organizations to meet their ESG objectives.

Responsibilities:

CTO/Engineering Lead - Solana ZK Computation Framework

Location: Remote - North America/Asia preferred - Not a must though

Compensation: $200K - $225K

We are building the first Solana-native verifiable computation framework designed to accelerate the adoption of ZK technology and enhance Solana's vision for Internet Capital Markets. Our platform allows developers to outsource complex computations off-chain while generating cryptographic proofs that are verified on-chain. We provide a suite of developer tools and a prover network, currently supporting the RISC Zero zkVM. We are seeking a talented CTO/Engineering Lead to build and scale our engineering team.

As the technical leader, you will be critical in helping us shape the future of verifiable computation on Solana, ensuring we develop the most performant, scalable, and decentralized computation network. You will own the technical roadmap, culture, and architecture, driving our mission to add safety, verifiability, and trustlessness to the Solana ecosystem.

Key Responsibilities:

Tiger Analytics is looking for experienced Data Scientists to join our fast-growing advanced analytics consulting firm. Our employees bring deep expertise in Data Science, Machine Learning and AI. We are the trusted analytics partner for multiple Fortune 500 companies, enabling them to generate business value from data. Our business value and leadership has been recognized by various market research firms, including Forrester and Gartner. We are looking for top-notch talent as we continue to build the best global analytics consulting team in the world.

As a Senior Data Scientist, you will apply strong expertise in AI through the use of machine learning, data mining, and information retrieval to design, prototype, and build next-generation advanced analytics engines and services. You will collaborate with cross-functional teams and business partners to define the technical problem statement and hypotheses to test. You will develop efficient and accurate analytical models which mimic business decisions and incorporate those models into analytical data products and tools. You will have the opportunity to drive current and future strategy by leveraging your analytical skills as you ensure business value and communicate the results.

Key Responsibilities