Quantitative Trading & Market Microstructure Specialist - High-Performance DEX

Location: Remote - Global (Preference for candidates based in: Lisbon, Portugal / UAE / Switzerland / Singapore / Hong Kong / Brazil / USA / UK / Spain / Canada / France / Germany / Greece)

Compensation: $180K - $220K

We are building a high-performance blockchain operating system that fundamentally redefines what's possible on Ethereum by prioritizing unparalleled throughput, decentralization, and security. We are now expanding the team for O2, a new, early-stage project: a next-generation decentralized exchange (DEX) running on our modular execution layer. Designed as a Central Limit Order Book (CLOB), our goal is to build the fastest DEX ever constructed, leveraging parallel execution to unlock high-frequency trading efficiency fully on-chain.

You will play a foundational role, leveraging your expertise in market making and quantitative trading to model, simulate, and optimize the market behavior of our core CLOB protocol. This is a highly hands-on role where you will design and test trading strategy logic, build simulation frameworks, and collaborate with engineering and research to inform critical protocol-level design decisions.

Key Responsibilities:

Antipollution, a member of Vasileiadis Group of Companies (V Group), is a leading provider of environmental and waste‑management solutions across the Eastern Mediterranean, Egypt and the Balkans. Operating in six main business pillars—including Port Reception Facilities, Emergency Response Services, Decontamination Services, Renewable Energy, Alternative Fuel Production from Waste and Technology—we are committed to sustainability, innovation, and operational excellence.

As part of our digital transformation, we are seeking a hands-on Digital Business Analyst to join the Technology & Innovation Department. Reporting to the Head of Technology & Innovation, you will drive the full lifecycle of technology and process-improvement initiatives — from requirements gathering and solution design to delivery oversight and change management. You will ensure that business needs are clearly captured, translated into actionable solutions, and that projects align with strategic goals, deliver measurable value, and comply with relevant industry’s best practices and standards.

Role Overview:

Antipollution, a member of Vasileiadis Group of Companies (V Group), is a leading provider of environmental and waste‑management solutions across the Eastern Mediterranean, Egypt and the Balkans. Operating in six main business pillars—including Port Reception Facilities, Emergency Response Services, Decontamination Services, Renewable Energy, Alternative Fuel Production from Waste and Technology—we are committed to sustainability, innovation, and operational excellence.

As part of our digital‑transformation agenda, we are looking for a hands‑on Business Analyst / Project Manager to join the Technology & Innovation Department. You will work across the full project lifecycle—capturing business needs, translating them into actionable plans and orchestrating delivery—to ensure technology initiatives align with strategic goals, add measurable value and comply with relevant industry best practices and standards.

Role Overview:

You will act as the bridge between business stakeholders and technical teams—defining requirements, coordinating resources, managing risks and driving continuous improvement. Expect to own multiple projects simultaneously, steering cross‑functional teams while measuring outcomes against clearly defined success criteria.

Key Responsibilities:

Robusta Technology Group (RTG) is a key driver of digital transformation by providing a holistic tech ecosystem. RTG works with its local and international partners to help build digital customer experiences, establish engineering hubs and build ventures across multiple industries and domains. In this pursuit, RTG serves as a catalyst for impact and growth through events, spaces and content focused on creating impact and growth across the different interactions.

Octopus is proud to be part of the Robusta Technology Group (RTG), a leading tech consultancy group. With a decade of experience and a successful track record of delivering over 300 projects across Europe, the Middle East, and North America, RTG has established itself as a preferred employer in the Egyptian market. Octopus and Robusta are building a bridge between Europe and Africa, creating tailored hub solutions to connect companies with top talent across the globe.

Octopus by RTG is hiring a Salesforce QA Engineer for one of our partners

Job Overview:

About Jobgether:

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

One of our companies is currently looking for a Testing Manager in EMEA.

This is a fully remote role for an experienced Testing Manager to lead the delivery of high-quality testing solutions for a diverse portfolio of mobile and web applications. You'll be responsible for overseeing test strategy, managing test execution, and ensuring successful results delivery to clients in various industries, from media to healthcare. You'll collaborate with cross-functional stakeholders, manage distributed testing teams, and apply best practices to elevate testing performance across the board. This role is ideal for someone passionate about quality assurance, eager to make an impact, and skilled in both manual and automated testing methodologies.

Accountabilities:

About Jobgether:

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

One of our companies is currently looking for a Manual QA Engineer in Poland.

We are looking for an experienced Manual QA Engineer to join a high-performing R&D team focused on delivering top-tier software solutions. In this role, you will ensure product quality throughout the development lifecycle by executing manual test strategies, identifying issues, and collaborating with cross-functional teams to drive improvements. You will also be involved in planning and coordinating testing activities across teams, while contributing to test automation efforts. This is a great opportunity to work in a stable and innovative environment, where precision and proactivity are highly valued.

Accountabilities:

About Jobgether

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

One of our companies is currently looking for a Systems Engineer in the United States.

We are seeking a forward-thinking Systems Engineer to play a critical role in the development and integration of a cutting-edge, autonomous transportation system. This position requires a broad systems perspective and deep technical skillset to translate high-level system functionality into scalable, testable, and safe engineering solutions. You will work across teams to define architecture, derive technical requirements, and validate performance in a dynamic, high-growth environment. This is a unique opportunity to work on transformative technology that enables clean, efficient mobility at scale.

Accountabilities:

About Jobgether

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

One of our companies is currently looking for a Paid Social & Programmatic Analyst in the United States.

This is an exciting opportunity to join a high-impact marketing team focused on reaching fans of live events through powerful digital advertising. As a Paid Social & Programmatic Analyst, you’ll manage multi-million dollar performance campaigns across major platforms like Meta, TikTok, and Google, helping drive significant user and revenue growth. You’ll partner with creative and data science teams to design and test strategies, bringing bold ideas to life and validating them with data. If you're a detail-oriented, analytical thinker with a passion for marketing innovation, this role is for you.

Accountabilities:

About Jobgether

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

One of our companies is currently looking for a Senior Software QA Engineer (Automation Testing) in India.

This role is perfect for someone passionate about software quality, automation, and innovation. You’ll join a remote-first, global tech environment, collaborating with diverse teams to test cutting-edge features in the insurtech space. As a Senior QA Engineer, you'll lead automation efforts, enhance testing frameworks, and help shape the quality standards of a rapidly growing product. You’ll work closely with product and development teams to identify bugs, define test strategies, and push for continuous improvement in testing practices and infrastructure. If you're driven by clean code, reliable releases, and scalable test solutions, we’d love to hear from you.

Accountabilities:

About Jobgether

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

One of our companies is currently looking for a Software Quality Engineer in the United States.

This role is ideal for a hands-on, detail-oriented quality engineer with a solid foundation in software engineering and a passion for automation and process improvement. You'll be responsible for designing and executing test strategies that ensure the stability, performance, and security of browser-based and desktop applications. Working closely with cross-functional teams, you will integrate QA best practices throughout the development lifecycle, contribute to automated testing pipelines, and help raise the bar for quality across the board. This is a fast-paced environment where your analytical thinking, problem-solving, and collaborative mindset will be key to success.

Accountabilities: