Azumo is seeking a highly motivated Senior Flutter/Dart Systems Engineer to design and implement robust, high-performing and scalable cross-platform software. This specialized role focuses on system-level interaction, robust packaging, and deep Operating System integration for enterprise applications.

The position is FULLY REMOTE, based in Latin America.

You will thrive in this role if you enjoy leveraging Flutter's multi-platform capabilities to build applications that go beyond the UI, requiring deep integration with the host operating system and mastery of installation/packaging best practices.

At Azumo, we strive for excellence and strongly believe in professional and personal growth. We want each individual to be successful and pledge to help you achieve your goals while at Azumo and beyond. Challenging ourselves and diligently learning new technologies are at the core of our operations.

Based in San Francisco, California, Azumo is an innovative software development firm dedicated to helping organizations build intelligent apps leveraging the latest advancements in AI, data, and cloud technology. We are passionate about solving complex problems for clients across the globe.

Requirements

1. Flutter/Dart Core Proficiency:

Principal Security Engineer - Blockchain Wallet Infrastructure

Location: Remote - Location: US or EU (remote-first, office optional). Must be in the US, not Canada or in the European Union. France or Paris or as close as possible, always preferred

Compensation: $220K - $300K

Join a stellar team of leaders and experts in blockchain technology, cryptography, and infrastructure to build the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a Principal Security Engineer to lead security design and development across our entire platform. Reporting directly to the CISO, you will set the strategy to protect our high-stakes financial systems, fix vulnerabilities, and keep client wallets safe.

This is a strategic and highly technical role spanning the full security lifecycle. You will make security part of every layer of the stack, from architecture design to incident response. Beyond defense, you will champion secure development practices, mentor engineers, and represent the company's security posture to clients and the wider community.

Responsibilities:

Security DevOps Engineer - Crypto Social Infrastructure

Location: London, New York City (Office)

Compensation: $250K - $300K

We are a high-growth software development company of elite builders and proud contributors to the largest crypto social network globally, a platform that has generated over $600 million in revenue since March 2024. We are seeking a Security DevOps Engineer to join our team, focusing on building secure, scalable infrastructure for decentralized applications and redefining what’s possible in social finance.

You will play a critical, hands-on role in hardening our development and production environments. This role involves integrating security throughout our CI/CD pipeline, automating security scanning and monitoring, and working directly with development teams to ensure a strong overall security posture across our cloud and blockchain infrastructure.

What You'll Do:

Infrastructure & DevOps Engineer - High-Performance Distributed Systems

Location: Remote - (Europe-friendly time zones preferred)

Compensation: $160K - $300K

We are reengineering blockchain infrastructure from first principles to make global digital markets as precise and dependable as physical systems. Built on a leading high-performance layer-1 network, our platform delivers deterministic execution, guaranteed inclusion, and low-latency performance. We are hiring an Infrastructure & DevOps Engineer to lead critical engineering efforts that drive the performance and scalability of our next-generation distributed systems.

You will join a highly proficient team of core engineers, focusing on Rust systems programming, infrastructure architecture (Kubernetes), and operational scripting. Your work will span the full stack, from bare metal to application interfaces, and will directly support our platform which connects the L1 network with advanced L2 extensions. You will drive high-quality, frequent code shipments, engage in deep architectural discussions, and apply a coherent system design philosophy to advance the industry.

Key Responsibilities:

Tiger Analytics is looking for experienced Data Scientists to join our fast-growing advanced analytics consulting firm. Our consultants 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 with strong expertise in graph theory and advanced data processing to join our Supply Chain Analytics team. The ideal candidate will have hands-on experience leveraging Python, PySpark, and graph-based approaches (preferably with NetworkX) to solve complex business problems in supply chain optimization.. 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

Join DOF as our Technical Delivery Manager!

We are seeking a highly skilled and proactive Technical Delivery Manager to lead the execution of technical projects and change initiatives across our IT operations. This is a key corporate role responsible for ensuring high-quality delivery of technical solutions that support DOF’s overall business objectives. As Technical Delivery Manager, you will work closely with internal stakeholders, technical teams, and external partners to ensure that changes are implemented efficiently, securely, and in line with best practices. We are looking for a candidate who can provide operational insight and a structured approach to technical delivery.

Responsibilities:

Join DOF as our Business Platform Architect!

We are seeking a highly skilled and strategic Business Platform Architect to lead the development and governance of our integration and data platforms. This is a key corporate role responsible for shaping and executing platform strategies that support DOF’s overall business objectives. As Business Platform Architect, you will work closely with cross-functional teams to ensure our platforms are scalable, secure, and aligned with best practices. We are looking for a candidate who can provide deep expertise in architecture, governance, and optimization of modern data and integration platforms.

Responsibilities:

Overview 

We’re looking for a Mobile Engineer passionate about creating high-quality, user-focused applications that connect people through performance, movement, and data especially within sports and wearable technology ecosystems. 

Job Overview 

You will design, build, and maintain React Native applications for both Android and iOS. You’ll develop tools and experiences that connect users through sports and activity platforms, integrating with wearables and real-time data systems to deliver seamless tracking, analytics, and engagement. 

You’ll collaborate closely with backend developers, product managers, and designers to turn complex data and operational flows into intuitive, reliable mobile experiences. 

Key Responsibilities 

About the Job

Join Excelya, where Audacity, Care, and Energy define who we are and how we work. We believe in creating bold solutions and fostering an inclusive environment where collaboration and individual growth go hand in hand.

We are seeking a highly motivated and experienced Clinical Research Associate (CRA) Manager to lead our dedicated team of CRAs. In this role, you will be responsible for overseeing clinical trial activities and ensuring compliance with regulatory requirements while fostering a culture of excellence and collaboration within the team.

Main Responsibilities

Smart Contract Developer - Institutional DeFi Protocol

Location: Remote - US only (preference for onsite/hybrid in LA)

Compensation: $160K - $180K

We are an on-chain financial infrastructure company backed by leading VCs, committed to upgrading financial markets through 24/7 instant settlement. Our first product is an institutional-grade smart contract protocol that facilitates interoperability and liquidity across tokenized financial assets and stablecoins. We are seeking a Smart Contract Developer to join our core engineering team and build the foundational infrastructure that bridges traditional finance (TradFi) and decentralized finance (DeFi).

This is a high-impact, hands-on role where you will design, develop, and deploy highly secure, robust smart contracts for our core protocol. You will architect on-chain logic, optimize gas efficiency, and ensure best-in-class security practices to enable institutional-grade DeFi operations. You will work within a small, senior team, collaborating closely with security auditors, product, and business stakeholders.

Key Responsibilities: