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Senior Data Engineer

posted by: spj_bot

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.

Job Skills

professional session leadership reliability equity security policy system design operate development tools scalable data engineer integration high availability communication sql data pipeline financial datum data quality backend data infrastructure validating systems tracking operational airflow experience design manager bigquery senior engineer problem solve data engineering event driven rust reconciliations python reconciliation data processing development budget reliable managed securely workflows programming analytics blockchain settlement deep dive event data systems data generated code API real time layer initial screening data systems infrastructure tracking snowflake transactional data systems end scale athena applicable data system support data architecture data evolution operating build event budget data pipelines track
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Mobile Team Lead - 6 Months - Remote - Octopus by RTG

posted by: spj_bot

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

Job Skills

leadership android integrations google play risk management decision make design patterns automation agile ul version control scalable integration maintainable communication bridging management datum synchronization mobile app cloud service computer science emerge technology mobile security kotlin android studio backend high performance continuous improvement dart json timelines security standards long term swift modular design delivery quality collaborate software engineering best practices storage arm collaboration innovation stakeholder management rest apis technical documentation innovative problem solving objective c hive outsourcing API react native performance optimization devops scalability real time git scrum firebase solution design mobile applications redux app store encryption user experience sprint planning java sqlite xcode azure cloud service manage analytical thinking
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Python Developer

posted by: spj_bot

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.

Job Skills

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Senior Golang Engineer

posted by: spj_bot

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:

Job Skills

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Senior Backend Engineer

posted by: spj_bot

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:

Job Skills

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Senior Frontend Engineer - React JS - Robusta Studio

posted by: spj_bot

Who we are (Company introduction) 

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 remote 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. 

Robusta is a tech agency working with a diverse client base across different sectors & industries on implementing digital transformation programs. Engagements are typically focused on the digitization of existing operations & processes and/or activation of digital customer engagement channels. With a team of 100+ tech and market consultants, robusta maintains an impactful footprint across EMEA and engages with its clients through its two key operations hubs in Egypt and Germany. 

Our Engineering Team

At robusta, Engineers are craftsmen, we take pride in our skills and our target is delivering the right value to our partners. We deeply believe in the Agile & DevOps movements, and we structure and shape our systems and processes accordingly.

Job Skills

carving cross functional team customer experience product managers target usability server side javascript agile clean product pixel perfect scalable reactive plan code review communication management computer science write backend writing consultants translate interactive web application timelines libraries open source enterprise platforms algorithms social medical work model user interface collaborate react js unit testing maintain code responsive design best practices operations programming digital transformation rxjs customer engagement catalyst cross functional teams typed platform applications english language scalability API screen size devops design concepts resilient graphql redux react typescript design process user experience communicating digitization data structure integrate agile methodology
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Application Architect

posted by: spj_bot

Tiger Analytics is pioneering what AI and analytics can do to solve some of the toughest problems faced by organizations globally. We develop bespoke solutions powered by data and technology for several Fortune 100 companies. We have offices in multiple cities across the US, UK, India, and Singapore, and a substantial remote global workforce.

If you are passionate about working on business problems that can be solved using structured and unstructured data on a large scale, Tiger Analytics would like to talk to you.

We are seeking experienced and hands-on software architects with a builders mindset, to lead the modernization, design and build of applications ranging from consumer facing digital applications with real time, high volume, low latency and embedded intelligence, to intelligent operations applications supporting critical decision making and operations used by a range of personas for AI first re-imagined processes.

Key Responsibilities

Job Skills

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Trading Infrastructure Engineer

posted by: spj_bot

Trading Infrastructure Engineer

Location: New York (Office)

On-site | Full-time

Compensation: $200K - $250K

Our client is a high-growth fintech startup building a streamlined trading application designed to bridge the gap between complex on-chain assets and everyday users. The platform provides instant access to digital assets without the friction of external wallets or bridges, while offering advanced social trading features and institutional-grade execution data.

The engineering team is composed of high-caliber, crypto-native professionals with backgrounds from industry leaders such as dYdX, Uniswap, and OpenSea. Following a recent move to a spacious new office in Soho, the organization is looking for a Staff Trading Infrastructure Engineer to spearhead the evolution of their trading infrastructure. This role is focused on the technical frontier of transaction speed, MEV prevention, and liquidity routing.

Key Responsibilities

Job Skills

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Staff Software Engineer (Payments)

posted by: spj_bot

Location: New York, United States • London, United Kingdom (Office)

On-Site | Full-time

Compensation: Competitive Compensation

Our client is a high-growth software development company and a major contributor to one of the largest and fastest-growing crypto social networks globally. Operating in a high-velocity, high-impact environment, the organization builds cutting-edge infrastructure that supports massive global transaction volumes and substantial revenue generation.

The organization is seeking a Staff Software Engineer (Payments) to design and build the core payment services at the center of this ecosystem. This is a senior, high-ownership role designed for an engineer who thrives on solving hard, ambiguous problems end-to-end—from the moment money enters the system to final settlement, reconciliation, and delivery.

Operating within a lean team of highly experienced engineers, the successful candidate will focus on 0→1 development, moving quickly while maintaining the absolute rigor required for financial systems. The engineering culture prioritizes low bureaucracy, continuous production deployment, and trust in individual judgment over rigid processes.

Key Responsibilities

Job Skills

financial system professional system architecture layers leadership high throughput reliability equity social network security policy bank key management hygiene continuous production indexing governing adapt design build deliberate distributed systems system engineering balancing accounting security protocols fault tolerance transaction processing massive data integrity backend engineering cloud prioritizes high performance transaction management c++ experience design nice event driven rust semantics open source lock long term finance reconciliation managed securely workflows settlement ledgers device fingerprint profiling critical systems payment services chargebacks architectural design performance optimization production continuously software development resilient infrastructure secure engineering interaction applicable data continuous delivery audit trail open banking operating java software engineer cloud infrastructure high level execute track
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Mobile Developer (Mid-Level) - Octopus by RTG

posted by: spj_bot

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.

We are hiring a Team Lead to join an innovative travel tech startup serving the MENA region. This role is ideal for someone who enjoys leading technical teams, driving delivery, and working in a modern, remote-friendly environment.

Job Purpose

We are seeking a Mid-Level Mobile Developer with a strong foundation in native development and a passion for building clean, maintainable, and scalable applications. Fluency in English is mandatory for this role.

Key Responsibilities

You will play a key role in designing and building robust mobile applications that integrate seamlessly with our backend ecosystem. This includes:

Job Skills

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