Robusta assists organizations in transitioning to a digital-first approach, crafting unforgettable experiences for their customers. We provide strategy, design, product, and technology services to prominent businesses and brands, utilizing our go-to-market expertise to facilitate seamless customer experiences and enhance conversion rates.

About the Role

We are looking for an AI Platform Engineer to support the deployment, configuration, and operational management of AI platform components within our solution ecosystem. In this role, you will work closely with engineering, backend, and data teams to enable reliable AI model serving, orchestration, and integration across production environments.

You will play a key role in ensuring platform reliability, environment management, operational support, and smooth deployment processes for AI-powered systems and services.

Job Overview

We are looking for a Mid-Level AI / Backend / API Developer to join our growing team. This role combines backend engineering with AI integration, focusing on building scalable systems and APIs while incorporating intelligent features into applications.

The ideal candidate has strong backend development experience and is comfortable working with AI tools, APIs, and data-driven systems.

Key Responsibilities

• Design, develop, and maintain scalable backend systems and services
• Build and manage RESTful and/or GraphQL APIs
• Integrate AI/ML models and third-party AI services into applications
• Handle database design, optimization, and data processing
• Collaborate with frontend developers, product managers, and other stakeholders
• Ensure performance, security, and scalability of backend systems
• Write clean, maintainable, and well-documented code
• Troubleshoot and debug issues across the system

Requirements

About Signal Ocean: Signal Ocean is the technology arm of the Signal Group. Our primary product, The Signal Ocean Platform, helps shipping and commodities professionals navigate their complex decision making. Driven by advanced machine learning and artificial intelligence, our technology suite provides tailored, exclusive insights that support our clients in achieving performance and efficiency. By securely handling and combining private and public shipping data flows, and applying advanced analytics, insights are delivered over web and mobile applications, as well as through a rich set of APIs and SDKs. Our backend architecture is abstracted to modularly offer deep analytics capabilities that are leveraged in the solutions that we offer or can be directly embedded in our client’s system topologies.

We are building an ecosystem that combines mining, payments, Bitcoin finance, and education and making it simple and secure for users worldwide to earn and use Bitcoin daily.

We are looking for a Senior / Lead Frontend Developer who can take ownership of complex backend systems, drive architectural decisions, and build scalable fintech infrastructure.

Responsibilities:

• Own and drive frontend architecture and technical strategy
• Lead development of scalable and high-performance web applications
• Ensure high quality of UI/UX implementation based on design systems
• Collaborate closely with product, design, and backend teams
• Define and enforce coding standards and best practices
• Optimize performance, loading speed, and overall user experience
• Lead refactoring and technical improvements of existing codebase
• Manage integrations with third-party services and APIs
• Mentor and guide frontend developers, conduct code reviews

Requirements

We are building an ecosystem that combines mining, payments, Bitcoin finance, and education and making it simple and secure for users worldwide to earn and use Bitcoin daily.

We are looking for a Senior / Lead Backend Developer who can take ownership of complex backend systems, drive architectural decisions, and build scalable fintech infrastructure.

Responsibilities

• Lead development of a cryptocurrency payment gateway and related financial services
• Design and implement high-load, scalable backend architectures
• Own integration and orchestration of multiple third-party payment providers
• Drive technical decisions and architecture design across services
• Build and maintain microservices infrastructure with clear separation of concerns
• Optimize system performance under heavy load (latency, throughput, fault tolerance)
• Participate in system design, data modeling, and load calculations
• Collaborate with product, DevOps, and other teams to deliver reliable solutions
• Mentor engineers and influence engineering standards and best practices

Requirements

Location: Remote - Europe

Remote | Full-time

Compensation: $110K - $125K

We are hiring on behalf of our client who is a premier infrastructure provider within the decentralized web (Web3) ecosystem, serving as the critical connectivity layer for tens of thousands of applications and millions of users globally. Having established a dominant market position, the organization is now expanding its horizons by launching a sophisticated payments solution.

This new initiative enables merchants and payment providers to utilize blockchain rails for stablecoin checkouts, payouts, and deposits, already reaching millions of terminals worldwide through strategic global partnerships.

The data systems supporting this infrastructure are foundational to the company's success. As the organization transitions from MVP pipelines to a scalable production architecture, there is a need for a Senior Data Engineer to join the team. This individual will help design and operate the data foundation behind a global payments network, ensuring that systems tracking wallet connections, transaction health, and financial reconciliations are as reliable as the payment flows themselves.

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.

Job Overview

We are currently partnering with a strategic client in the UAE and are actively expanding their team. We are seeking a highly skilled Mobile Team Lead to drive the development of scalable, high-performance mobile applications across iOS and Android platforms.

Key Responsibilities

Technical Leadership

• Lead, mentor, and manage a team of mobile developers (cross-platform and native).
• Ensure high-quality code, best practices, and continuous team development.

Mobile Architecture & Strategy

• Define and oversee scalable, secure, and maintainable mobile architectures.
• Establish coding standards, design patterns, and development frameworks.

Cross-Platform Development

We develop the mission-critical services that drive our company's operations, covering everything from the gaming platform to data-driven analytics. We operate as a small, highly experienced unit where architectural discussion and R&D are central to our workflow.

The Mission: We are looking for a proactive engineer to help us scale our high-load platform. Your focus will be a mix of stability, performance engineering, and new feature development. If you enjoy working with distributed systems and conducting performance-based R&D, you’ll fit right in.

Requirements

• 4+ years of commercial experience with Python;
• Strong understanding of algorithms and data structures;
• Solid experience with relational databases (PostgreSQL or similar);
• Experience designing scalable backend systems;
• Good written English (for documentation and communication);
• Native Ukrainian (spoken and written);

Would be plus

• Experience with non-relational databases (Cassandra, Redis/KeyDB, etc.);
• Hands-on experience with Docker and Kubernetes;
• Experience working with high-load or distributed systems.

Location: Remote - NYC preferred. Also open to US remote.

Remote | Full-time

Compensation: $200K - $275K

We are hiring on behalf of our client, a leading innovator in the blockchain space who is seeking a Senior Golang Engineer/ Staff Backend Engineer (with deep Go expertise) to join their core backend team. Our client has developed a real-time parimutuel prediction market platform built on Solana, designed to integrate ultra-fast, 60-second to 30-minute prediction markets directly into livestream environments and web platforms.

Following a successful $1M pre-seed round in April 2026 led by prominent venture participants in the Solana ecosystem, the organization is scaling its infrastructure to handle high-concurrency, traffic patterns. As one of the first backend engineering hires, the successful candidate will own critical systems responsible for market creation, settlement, and automated payouts during high-stakes global livestream events.

Key Responsibilities:

Location: Remote - +/- 3 hours from CET (EST / Europe preferred)

Remote | Full-time

Compensation: $90K - $150K

We are hiring on behalf of our client in the high-growth Web3 and DeFi sector who is seeking a Senior Backend Engineer to join its core Platform team. This organization builds and evolves the distributed backend systems that power its primary products and customer-facing solutions.

The successful candidate will design and operate complex systems, manage Web3 infrastructure, and collaborate closely with product and platform engineers to deliver reliable, scalable solutions. This role is ideal for an engineer who values strong ownership, thoughtful system design, and maintains a high bar for code quality. The client fosters an environment that prioritizes building solid systems and moving quickly without compromising standards, leveraging modern tools—including AI—to maximize efficiency.

Key Responsibilities: