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Firmware Engineer

posted by: spj_bot

Senior Firmware Engineer (Blockchain Hardware)

Location: Based UTC -9 and +1

Compensation: $120K - $165K

We are looking for a Senior Firmware Engineer to develop, design, and optimize firmware for our cutting-edge cryptocurrency hardware wallets. In this role, you will be at the intersection of high-stakes security and embedded systems, collaborating closely with hardware and software teams to deliver secure, reliable, and highly efficient firmware solutions.

You will be responsible for the "brain" of our devices, ensuring that our users' digital assets are protected by battle-tested code. From architecting multi-threaded applications to ensuring seamless hardware-software compatibility, you will play a vital role in maintaining and improving both current and next-generation security devices.

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Blockchain Engineer

posted by: spj_bot

Senior Infrastructure Engineer - High-Performance Blockchain Services

Location: New York, San Francisco (Office)

Compensation: $200K - $400K

Join the Infrastructure & Platform team at a high-growth crypto derivatives exchange that is rapidly capturing market share in a multi-billion dollar annual sector. Our current focus is on building a multi-asset margin feature that leverages blockchain technology to allow users to post variable forms of collateral, which is essential as multi-asset margin comprises over 86% of crypto accounts.

You will play a pivotal role in designing, architecting, and deploying highly reliable, scalable blockchain services with lightning-fast performance. You will lead the development of mission-critical core infrastructure that powers our products, enabling us to bring financial venues directly to the user.

The Senior Infrastructure Engineer will be responsible for building the core components of a high-throughput, low-latency distributed system, focusing heavily on performance and cryptographic integrity.

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Applied AI Engineer

posted by: spj_bot

Applied AI Engineer

Location: NYC (On-site, 5 days/week)

Employment Type: Full-time

Salary Range: $150K - $225K

We are a rapidly growing, well-funded technology company operating at the intersection of AI, Software Development, and the Healthcare/Life Sciences industry. We are building a foundational network and applying advanced AI techniques to revolutionize how new life-changing therapies reach patients. This is a demanding, high-autonomy role with end-to-end responsibility for driving measurable business impact. Visa sponsorship is available.

As an Applied AI Engineer, you will be responsible for leveraging LLMs and various Machine Learning techniques to solve critical business problems, automate complex processes, and create groundbreaking AI applications across our product suite. This role requires a deep understanding of the business domain to ensure your technical output directly drives user growth, operational efficiency, and revenue generation.

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Senior Software Engineer

posted by: spj_bot

Senior Software Engineer - Cross-Chain Intent-Driven DEX

Location: Remote

Compensation: $140K - $160K

We are a pioneering Web3 infrastructure lab developing intent-based liquidity layers that enable seamless cross-chain interactions. Our mission is to connect AI, services, and financial applications in a real-time, automated world. We are seeking a Senior Software Engineer to spearhead the development of a high-performance frontend and SDK for our cross-chain decentralized exchange (DEX).

In this role, you will leverage technologies like multi-party computation (MPC), chain signatures, and secure enclaves to bridge the gap between EVM and non-EVM chains. You will work at the intersection of business logic and technical execution, collaborating with protocol teams and designers to build a platform where "smart contracts breathe and AI transacts."

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