Staff Mobile Engineer (React Native)

Location: Fully remote in Europe or India

Compensation: $60K - $70K

We are a fast-scaling financial technology startup operating at the intersection of Prediction Markets, AI, and Blockchain.

Our platform is currently processing $200M in annualized volume and experiencing explosive growth of 100% week-over-week. We are backed by elite institutional investors, including a $500M AUM digital asset fund and a premier AI/Crypto accelerator with a sub-1% acceptance rate. We are looking for a world-class Staff Mobile Engineer to own our iOS experience and build a high-stakes trading environment where performance is the primary product feature.

As a Staff Mobile Engineer, you will be the architectural lead and primary owner of our iOS trading experience. This is a product-critical role where your code sits directly between our users and live, real-money markets. You will work in a high-bandwidth environment alongside the CEO, COO, and founding engineering team to ship a mobile experience that rivals the best in TradFi.

Key Responsibilities:

Smart Contract Engineer (EVM + Rust)

Location: European timezones

Compensation: highly competitive rates; salary bands are flexible and scale directly with your seniority and depth of DeFi expertise.

We are looking for a highly skilled Smart Contract Engineer with deep expertise in both Solidity (EVM) and Rust to join our elite engineering team at MLabs. In this role, you will be subcontracted to work directly with one of our premier clients—leading innovators in the DeFi space—building next-generation financial infrastructure on Base, Arbitrum, and other EVM-compatible networks.

As a bridge between the smart contract layer and high-performance systems, you will architect, develop, and secure complex DeFi protocols. You aren’t just writing code; you are building the "money legos" of the future, ensuring they are gas-efficient, battle-tested, and capable of handling significant TVL (Total Value Locked).

Senior DevOps Engineer (Remote – Web3/DeFi)

Location: Fully Remote - EU timezone Type: Full-Time

Compensation: competitive

We are seeking a Senior DevOps Engineer to architect and scale the mission-critical infrastructure powering a next-generation decentralized exchange (DEX) and network. In this role, you will be the guardian of our system’s security, scalability, and high availability, ensuring our engineering team can ship rapidly without compromising reliability.

We are a dynamic, forward-thinking, and fully remote team with an ambitious roadmap. This is an opportunity for a reliability-focused engineer who loves automation, security, and performance tuning for high-throughput, low-latency environments. If you thrive on building self-healing systems and are excited by the challenge of shaping the future of finance, we want to hear from you.

Key Responsibilities:

Frontend Engineer (Decentralized Ownership & Governance) - Remote/Hybrid

Location: Remote - Milan preferred or EU based

Compensation: $70K - $90K

TL;DR: We are building a groundbreaking new platform that enables the launch, ownership, and governance of ownership tokens using decision markets on EVM chains. We are seeking an experienced Frontend Engineer to help bring these innovative, complex interfaces to life.

This is a chance to work at the intersection of DeFi, tokenized ownership, and futarchic governance, creating the core user-facing applications that will define a new paradigm for founders, investors, and traders.

As a Frontend Engineer, you will be responsible for developing and maintaining the core user-facing applications of our protocol. You will translate complex crypto concepts and governance mechanics into beautiful, intuitive, and highly performant interfaces.

What You'll Build (Key Applications):

1. Interface (Main Web App): The primary application where users interact with the protocol for investing and ownership management.
2. Landing Page: The marketing site that tells the platform's story.
3. Governance Layers: Specialized, intuitive interfaces for decision market participation and voting.

Senior Data Engineer - AI-First Fintech Platform

Location: Remote - Fully Remote - Across Europe

Compensation: $120K - $140K

We are a rapidly growing fintech and crypto platform undergoing an AI-first transformation. We are seeking a strategic, high-impact, and high-ownership Senior Data Engineer to build the foundational data infrastructure that powers our cutting-edge AI features.

You will report directly to the CTO and work closely with our Machine Learning (ML) team to consolidate and govern our data ecosystem (including PostgreSQL, Kafka, BigQuery, and GCS) into a clean, governed, and ML-ready platform. Your contributions will directly enable critical AI functionality across our product suite.

This role is responsible for the end-to-end design, implementation, and governance of our core data platform, ensuring high performance and readiness for ML applications.

About HSO

HSO are a leading Microsoft Dynamics Gold partner who were founded in 1987 specialising in sectors such as Retail, Rental, Manufacturing, Professional Services and Local Government. With a head count of over 280 employees in the UK, winning multiple awards such as 2020 Microsoft Partner of the Year, Best Tech company 2021 and Top 3 Large Companies to work for 2021 our reputation in the Dynamics Market is higher than ever. Prioritizing customer satisfaction, our expertise and pragmatic approach to each customer’s business needs enable us to provide a 100% reference-able solution, supported by award winning 24-hour support. Our recruitment moto has always been – ‘We don’t want good people to just join us, we want them to stay with us’. Ensuring our employees are challenged, supported and engaged in our wider family is key to our continued success – we have a designated Learning and Development Team who are continuously offering the best training on the market, combined with an Engagement Team who are creative in ways we can have social activities virtually. From online chess tournaments to coffee mornings, to Netflix and book clubs, virtual singing classes, online yoga – the list is endless!

Requirements

Plutus Developer - Cardano Smart Contract Systems

Location: Remote - Europe

Join a team of elite researchers, auditors, and core engineers focused on designing, implementing, and optimizing secure smart contract systems on the Cardano platform. We are seeking experienced Plutus Developers to translate complex on-chain protocol logic from precise specifications into secure, production-ready code on the mainnet, contributing to foundational work that moves the entire ecosystem forward.

You will be responsible for the full lifecycle of high-assurance smart contract development, including implementation, rigorous testing, and performance optimization. This role involves deep collaboration with internal research teams, external protocol teams, and product engineers to bring novel on-chain protocols to life.

Responsibilities:

GoMining is seeking a highly skilled Database Engineer to join our team and ensure the performance, scalability, and reliability of our databases. This role is ideal for someone passionate about data architecture, high-performance database systems, and large-scale analytics in fast-paced fintech and crypto environments.

You will play a critical role in designing database solutions, optimizing queries, managing replication, and ensuring data integrity.

Responsibilities:

Database Architecture & Design

• Design, implement, and optimize database schemas for high-performance applications.
• Develop strategies for data partitioning, replication, and scaling.
• Evaluate and implement new database technologies for performance and reliability.

Maintenance & Optimization

• Monitor database performance and implement query optimization, indexing, and caching strategies.
• Manage backup, restore, and disaster recovery plans.
• Conduct capacity planning and performance tuning for production workloads.

Collaboration & Support

Tiger Analytics is an advanced analytics consulting firm. We are the trusted analytics partner for several Fortune 1000 companies, enabling them to generate business value from data. Our consultants bring deep expertise in Data Science, Machine Learning and AI. Our business value and leadership has been recognized by various market research firms, including Forrester and Gartner.

We are looking for an experienced Business Intelligence (BI) Consultant to join our team in Beaverton, Oregon. The ideal candidate will have a strong technical background in SQL and Tableau, along with proven experience in the Retail domain. This role requires someone who can translate complex data into meaningful insights that support business growth and strategic decision-making.

Key Responsibilities

FlatGigs is hiring for our client — a tech company building logistics and mobility platforms. They’re looking for a Mobile Engineer (React Native) to create mobile tools that connect drivers, warehouse teams, and customers in real time.

🔧 Responsibilities

• Build and maintain mobile apps using React Native (Android/iOS)
• Integrate APIs and ensure smooth data flow between systems
• Collaborate with backend engineers and designers
• Optimize app performance, speed, and reliability
• Manage app release cycles and code reviews
• Develop cross-platform apps using React Native (iOS & Android).
• Integrate RESTful APIs with backend services.
• Improve app performance and user experience.

Requirements

• 3+ years in React Native mobile development
• Strong JavaScript/TypeScript skills
• Understanding of RESTful APIs and performance tuning