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 Sr. Backend Developer 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

Backend Development & Architecture

• Design, develop, and maintain scalable, secure backend systems using Java and Spring Boot.
• Contribute to architecture design ensuring modularity, maintainability, and high performance.
• Build and manage microservices-based architectures.

API & Integration

Location: London (Paddington) Employment Type: Full-time On-site: 5 days/week in-person (Non-negotiable)

About the Role

Our client is building the universal financial intelligence layer for healthcare to solve the sector's chronic lack of financial clarity and efficiency. Their platform unifies fragmented clinical, financial, and transactional data using AI to instantly surface critical KPIs and insights. They are starting in dentistry with the aim of becoming the essential financial infrastructure for healthcare globally.

They are seeking a highly driven Software Engineer to work closely with the CTO, helping to design, build, and accelerate product capabilities. This role offers significant ownership, focusing on backend-heavy infrastructure and taking chunky problems from idea to a deployed, production-grade solution.

What You'll Be Working On

Senior Software Engineer, Admin Platform (Backend Focus)

Location: Seattle, WA

Employment Type: Full-time

Work Arrangement: Hybrid (4 days a week in-office: Monday–Thursday)

About the Role

Our client is a well-established company transforming modern workplaces for hybrid work, with their software platform redefining how companies manage visitors, desks, and deliveries in over 20,000 locations globally. Backed by top-tier VCs, their newest division, Workplace, is their fastest-growing revenue stream.

They are seeking an exceptional Senior Software Engineer to join the Admin Platform (AMP) team. This team builds enterprise-grade features (like SCIM sync, Custom Roles, and SSO) specifically targeting their largest customers (1000+ employees). This role offers the chance to make a tremendous impact by boosting revenue and solving key architectural challenges related to enterprise scale and performance.

What You'll Do

Location: New York, NY or London, UK

Employment Type: Full-time

Work Arrangement: Hybrid (2-3 days in-office) or Remote (within +/- 3 hours of NYC/London)

About the Role

Our client, a company reinventing the B2B Accounts Receivable category, is in hypergrowth mode with $19 million in funding from investors like a16z and Salesforce. Their modern, AI-powered platform helps finance and revops teams scale their billing and quote-to-cash process for complex contracts.

They are seeking a Mid/Senior Product Engineer with strong backend skills to build world-class financial tools. You will have a hand in shaping the backend architecture, guiding product direction through cross-functional collaboration, and playing an integral role in building their early engineering culture.

What You'll Do

• Build robust and scalable financial tools for fast-scaling technology companies.
• Play a key role in shaping the overall backend architecture and technical roadmap.
• Collaborate deeply with data, product, and design teams to create a world-class product experience and guide feature direction.
• Drive engineering quality and contribute to a high-performance, autonomous culture.

Requirements

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

Fullstack Engineer (Python, React)

Location: San Francisco, CA

Employment Type: Full-time

On-site: 9-9-6 in-office schedule

About the Role

Our client is an intensely ambitious, hyper-growth AI startup that is completely rebuilding the foundation of the world’s largest industry: Insurance Claims Processing. They achieved six-figure ARR in just three months and raised a highly oversubscribed $3.8 million seed round from top-tier investors. Their team comes from elite global AI labs (Oxford, Cambridge, ETH Zurich).

They are seeking a Fullstack Engineer with a strong backend focus and clear signals of technical excellence. This role is defined by total ownership—you will be expected to ship features end-to-end and solve every problem, from core infrastructure design to direct client integrations for AI use cases.

What You'll Do

Location: San Francisco, CA (On-site) or Bangalore, India

Employment Type: Full-time

About the Role

Our client is an innovative AI startup with $6.88 million in funding, dedicated to helping people land their dream jobs with tools like AI Interview Copilot and Mock Interviews. They are seeking a Founding Fullstack Engineer to build their next generation of consumer and business-facing products. This is a high-autonomy role for a strong builder who is comfortable writing scalable business logic on the backend and driving elegant frontend solutions, with a strong emphasis on leveraging AI, LLMs, and agent systems.

This role demands a high degree of independent technical decision-making and ownership across the entire product lifecycle.

What You'll Do

Location: Los Angeles, CA (Santa Monica)

Employment Type: Full-time

On-site: 5 days/week in-person

About the Role

Our client is building fully autonomous AI agents that can find, exploit, and patch complex vulnerabilities in web applications at massive scale, moving at the speed of AI-generated code. As a Founding Full-Stack Software Engineer (with a strong focus on backend and AI), you will be crucial in designing and developing their core agent systems and scalable web applications. You will be joining an early-stage startup with a deep technical focus on the intersection of Cybersecurity and AI.

Key Responsibilities

• Design and develop modular, reusable, and maintainable features primarily using Python.
• Design and create RESTful APIs in Python specifically to power AI Agents.
• Build Agentic AI systems and custom tools/protocols for cybersecurity applications.
• Design efficient PostgreSQL database systems and optimize backend services for performance and scalability.
• Build and maintain backend systems using technologies like Docker and Kubernetes, and diagnose/optimize code bottlenecks.

Requirements

Mercier Consultancy MD is looking for a detail-oriented Czech Speaking Backoffice Gaming Support Specialist to join our team. In this role, you will provide essential support to our gaming operations, ensuring that customer inquiries and backend processes run smoothly. You will be responsible for assisting customers and internal teams through various channels while maintaining a focus on efficiency and problem resolution.

Key Responsibilities

• Provide backoffice support for gaming operations, including customer inquiries and administrative tasks.
• Assist Czech-speaking customers by addressing their concerns and providing accurate information regarding gaming products.
• Collaborate with the operational teams to troubleshoot issues and enhance the overall customer experience.
• Document and maintain accurate records of customer interactions and internal processes.
• Participate in continuous improvement efforts to streamline backoffice operations.
• Stay informed about industry trends and gaming product updates to effectively support clients and teams.

Requirements

Who we are:

Centah Inc. is a scaling Software as a Service (SaaS) company that is part of Financeit. We have become the leading experts in providing innovative and configurable solutions to home improvement retailers, trades, construction and facility management departments.  Our world-class development team has created configurable Work Order Management software that helps our clients to maximize their service levels and increase sales leads.

Together we created a place where collaboration, inclusivity, fairness, and respect aren’t just ideas that get talked about, but are part of who we are. If such a workplace intrigues you, we hope you’ll join us.

About the role:

Our development team is searching for an experienced Software Developer to help our company in pursuit of our vision and goals! Centah supports some of the largest retailers in the world with lead generation, workflow management, live contact agents, financing and promotions.

Our current technology stack includes a Ruby on Rails backend, Ember.js for frontend development, and PostgreSQL as our database system.

We are looking for developers who value continuous learning and development, collaboration with the team, and of course the quality of their code.

What you’ll do: