Senior Full Stack Engineer - Decentralized Finance Security

Location: Remote USA - NYC preferred - (NOT PST) and Europe, but must have a 5+ hour overlap with EST timezone for this role

Remote | Full-time

Compensation: $144K - $164K

Our client provides the first automated, on-chain economic security system designed to enable crypto protocols to optimize risk management and capital efficiency while safeguarding user funds. By analyzing protocol mechanics and scenario implications through world-class custom EVM simulations, the platform provides actionable insights trusted by leading decentralized finance (DeFi) protocols to secure billions of dollars in assets.

The organization is seeking a proactive and results-driven Senior Full Stack Engineer to join the Oracle Team. Reporting directly to the Oracle Team Lead, the successful candidate will play a critical role in building data-driven dashboards and infrastructure to support risk analysis. This role requires close collaboration with research and protocol teams to deliver high-quality frontend and backend components that power essential security insights across multiple blockchains.

Key Responsibilities

Senior Data Scientist – DeFi Economic Risk & Security

Location: Remote - Preference is in Europe to overlap 5hours with EST timezone

Compensation: $130K - $150K

Join a pioneering company that provides the first automated, on-chain economic security system for crypto protocols. Our platform is trusted by leading DeFi protocols, collectively securing and managing billions of dollars in assets, by utilizing world-class custom EVM simulations to optimize risk management and capital efficiency. This is a high-impact role at the intersection of quantitative finance, data science, and decentralized technology.

As a Senior Data Scientist, reporting directly to the Head of Economic Risk & Strategy, you will be a critical driver of our modeling capabilities and data insights across the decentralized finance ecosystem. You will lead innovative research to understand market actor behavior and model these dynamics within our advanced simulation platform.

Your Mission & Responsibilities:

Core Protocol Developer - Leading DeFi Innovator

Location: Remote - Candidates must be located in an American timezone (this includes North and South America)

Compensation: $120K - $200K

We are a mission-driven team dedicated to simplifying decentralized finance (DeFi) and making sophisticated yield opportunities accessible globally. We translate complex financial strategies into intuitive, one-click products for users and institutions.

As a Core Protocol Developer, you will serve our community and decentralized autonomous organization (DAO), working collaboratively across the full stack. This is a role for a highly motivated, versatile software development specialist with deep expertise in DeFi and smart contract development.

What You'll Be Building:

• Next-Generation DeFi Primitives: Creating innovative products like Leverage Tokens (ERC-20 assets bundling complex actions) and automated strategy Vaults for efficient capital management.
• Protocol Mechanism: Implementing and maintaining core staking and governance features that drive long-term protocol health.

Infrastructure & Platform Engineer Job Posting

Location: New York, San Francisco (Office)

Compensation: $185K - $400K

Our client is a rapidly growing technology company operating at the forefront of the high-stakes crypto derivatives sector, a market with annualized revenues in the tens of billions. Their platform is one of the fastest-growing crypto derivatives exchanges, capturing a significant and expanding share of the global market. They are building the next essential feature in this space: Multi-Asset Margin, which will allow users to post various forms of collateral directly on-chain, eliminating the need to liquidate assets into USDC before trading. Their infrastructure is designed to bring multiple trading venues and expanded financial utility directly to the user.

You will join their Infrastructure & Platform team to design, deploy, and operate the core components of their scalable, high-performance systems. You will focus on compute, storage, and networking while working closely with the product team to deliver exceptional speed and reliability in demanding, real-time environments.

What You'll Do:

AI Innovation Specialist - Intelligent Automation

Location: Remote (Must work US Central Timezone)

Employment Type: Full-time

Compensation: $150K - $200K

We are a rapidly growing, tech-enabled global company in the Hospitality and Real Estate space, seeking an AI Innovation Specialist to drive operational excellence through intelligent automation and process improvement.

This role sits at the critical intersection of Engineering and Business Intelligence, where you will leverage cutting-edge AI and modern automation technologies to transform how we work. Your mission is to identify, design, and implement scalable, automated solutions that reduce manual workload and enhance productivity across all departments—from Operations and Guest Services to Finance and HR.

What You'll Do:

Lifecycle / Retention Manager (Braze Focus)

Location: Remote - Open to remote US/Canada but MUST be available for in person sprints in NYC - Preference for full time in NYC

Compensation: $130K - $150K

We are a high-growth consumer technology company defining the next generation of finance. Our iOS and Android application is often described as the "Robinhood for DeFi," allowing anyone to trade cryptocurrencies on-chain through a simple, user-friendly interface. Since our launch in July 2024, we have attracted over 2 million users. Our mission is ambitious yet straightforward: to onboard the world to decentralized finance, making finance open and accessible to everyone.

We are a lean team of passionate self-starters who relish autonomy and are united by a sense of urgency. We are seeking a Lifecycle / Retention Manager to take end-to-end ownership of our CRM strategy, primarily utilizing Braze.

As the Lifecycle / Retention Manager, you will be the core owner of the entire user messaging lifecycle. You will leverage Braze end-to-end to drive user activation, retention, and reactivation across all messaging channels. This role requires a hands-on operator who is driven by metric movement and a deep understanding of user psychology.

Key Responsibilities

Description

Welcome to PXGEO

PXGEO is an innovative marine geophysical service provider combining the strengths of ocean bottom and towed streamer seismic data acquisition techniques to deliver seamless subsurface imaging for a sustainable future.

What's the role?

This role will be part of our Manta Technology team and will be responsible for leading the design and implementation of advanced user interfaces for Digest core applications. This position will play a critical role in transforming complex operational processes into an automated and consolidated operation. In addition, this position will ensure that all front-end components meet the rigorous demands of offshore environments and align with PXGEO’s seismic acquisition workflows. The role requires technical leadership, architectural ownership, and a commitment to delivering production-grade software that drives operational excellence across global marine deployments. Key responsibilities include:

Machine Learning Engineer, AI Decisioning (Full-time)

Location: Remote (North America) / San Francisco (Optional)

Salary Range: $200,000 - $260,000 USD

We are expanding our data activation products to include a powerful intelligence layer, and we are looking for a highly experienced Machine Learning Engineer to join our team. Hundreds of companies use our platform to automate and improve operations by syncing data into their systems, but there is immense potential in helping them make smarter decisions about which customers to message, what content to use, and when to send messages.

A lot of this crucial decision-making today is often manual and driven by intuition. By integrating machine learning, we aim to deliver a step-function impact for our customers. Given our access to first-party customer data, we are perfectly positioned to build an intelligence layer that leverages this rich data source.

Your responsibilities will include working on complex problems such as:

About Octopus by RTG

Octopus by RTG is the tech hiring and outsourcing arm of Robusta Technology Group, dedicated to connecting exceptional tech talent with top-tier organizations across the MENA, GCC, Europe, the US, and Canada. We specialize in building strong, long-term partnerships between skilled professionals and innovative companies. Our mission is to empower growth, innovation, and excellence by matching the right talent with the right opportunities.

Currently, we are hiring a Senior Frontend Engineer for one of our partner organizations in KSA on a 1-year contract, offering the opportunity to contribute to exciting projects within a dynamic and forward-thinking environment.

Main Responsibilities

Development & Architecture

• Lead the development of high-performance, scalable web applications.
• Design and build reusable, modular, and high-quality React components.
• Architect and manage complex state management using Redux, Context API, Recoil, etc.
• Implement and manage API integrations (RESTful APIs, GraphQL).
• Optimize applications for speed, scalability, and performance (e.g., lazy loading, client-side rendering).
• Ensure cross-browser and cross-device compatibility.

Collaboration & Leadership

eJam is a consumer products brand incubator and holding company focused on eCommerce marketing. We are seeking an experienced Retention Marketing Specialist to play a crucial role in supporting our marketing team's initiatives and contributing to our overall brand-building strategy.

Role Overview:

This position involves developing and executing email and SMS marketing strategies to enhance customer engagement, drive revenue growth, and support marketing efforts for our eCommerce, marketplace, and retail business.

This role is the right fit for you if :