application layer

Security Engineer

posted by: spj_bot

Location: Austin, United States (Hybrid)

Hybrid | Full-time

Compensation: $150K - $175K

Our client is an innovative firm operating at the intersection of institutional finance and emerging blockchain technology. Backed by $40M in funding from premier venture capital firms including Electric Capital and Paradigm, the organization is bridging the gap between decentralized finance and traditional Wall Street by rebuilding financial infrastructure to be faster, safer, and fully on-chain.

In this environment, security is viewed as a primary client-facing differentiator and a core pillar of institutional trust. The security program is integral to client due diligence, auditor engagements, and enterprise contract negotiations. Our client is seeking a Security Engineer to serve as the hands-on execution layer of a security strategy designed by the CISO.

This is a builder role focused on the technical implementation of a modern, cloud-native security stack. The successful candidate will stand up identity enforcement, endpoint protection, cloud posture management, threat detection, and GRC evidence pipelines. This position reports directly to the CISO, offering high technical autonomy and executive visibility within a production-grade environment.

Key Responsibilities:

Security Infrastructure & Implementation

Job Skills

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Senior Protocol Engineer

posted by: spj_bot

Employment: Full-time via MLabs
Engagement: Contracted to a UAE-based enterprise blockchain / fintech client
Location: Remote (Eastern Europe / MENA / India preferred)

MLabs is hiring a Senior Protocol Engineer to contribute to the core infrastructure of a custom Layer-1 blockchain ecosystem supporting enterprise-grade financial systems.

You will work at the protocol layer, contributing to consensus mechanisms, node architecture, networking, and system-level performance. This role requires deep distributed systems expertise and hands-on experience working on blockchain infrastructure rather than application-layer smart contracts.

The ideal candidate is comfortable operating in performance-critical, security-sensitive environments and contributing to protocol evolution discussions.

Responsibilities

  • Design and implement core blockchain protocol components
  • Contribute to consensus performance, scalability, and reliability improvements
  • Optimize node performance and system-level efficiency
  • Work on P2P networking and state synchronization mechanisms
  • Identify and mitigate protocol-level vulnerabilities
  • Collaborate with smart contract, infrastructure, and backend teams
  • Participate in architecture reviews and protocol evolution discussions

Requirements

Job Skills

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Founding Engineer, Full Stack

posted by: spj_bot

Founding Engineer, Full Stack (Product-Minded)

Full-time | On-site

Location: San Francisco

We are building a unified platform that streamlines the use of large language models (LLMs) to build and deploy applications at scale. We are seeking a Founding Full Stack Engineer to own the entire application layer, driving developer productivity by providing a single pane of glass for data collection, model evaluation, training, and deployment.

As a Founding Engineer, you will be a product-minded generalist responsible for the entire feature lifecycle. You'll primarily focus on the backend systems that interface with our core machine learning (ML) stack, ensuring a scalable and reliable platform for our customers.

What You'll Do:

Job Skills

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Member of Technical Staff - Backend

posted by: spj_bot

Location: San Francisco, CA (Union Square)

Employment Type: Full-time

On-site: 5 days a week in-office

About the Role

Our client, an AI company recently acquired by a major industry leader, builds a GenAI-native platform that automates tax document processing, serving top accounting firms and private wealth offices. Their technology achieves high accuracy by turning tens of thousands of pages of complex tax documents into structured data in minutes.

They are seeking an exceptional Member of Technical Staff (Backend) with a desire for outsized responsibility and impact. This engineer will be crucial in building the core systems that deploy their machine learning capabilities and driving architectural choices for their core services.

What You'll Be Doing

Job Skills

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Founding AI Engineer (on-site)

posted by: spj_bot

Our client is looking to hire a Founding AI Engineer to build the core of their AI-powered hiring platform. Their tools help companies hire top tech talent by detecting and preventing AI-assisted fraud, while accurately measuring a candidate's genuine skills. You'll be on the front lines of this fight, architecting the systems that analyse candidate behaviour, create dynamic challenges, and deliver insights that outperform traditional interviews.

Requirements

  • Experience building production AI systems and LLM-powered applications
  • Strong foundation in RAG architectures, prompt engineering, and AI pipeline design
  • Hands-on experience with model context protocols (MCP) and orchestrating complex AI workflows
  • Track record of implementing AI solutions that scale to thousands of concurrent users
  • Deep understanding of embedding systems, vector databases, and retrieval optimization
  • Comfort working across the entire AI stack – from infrastructure to application layer
  • Excitement about pioneering new approaches to AI-powered evaluation and fraud detection
  • Must be able to work on-site in New York

If you're ready to make a significant impact and help us build a better hiring process, we'd love to hear from you.

Benefits

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