architecture security

Lead Mobile Engineer

posted by: spj_bot

Location: Location: US or EU (remote-first, office optional)

(remote-first, office optional)  | Full-time

Compensation: $140K - $220K

We are hiring on behalf of our client, a leading organization in the fintech and blockchain space is seeking a Lead Mobile Engineer to drive the user-facing side of its mobile platform. In this role, the selected candidate will be responsible for designing and building high-performance iOS and Android applications, refining cross-platform frameworks, and crafting intuitive, secure, and trustworthy user interfaces.

This position also involves shaping software development kits (SDKs) and developer tools that enhance the core mobile application ecosystem. The ideal candidate possesses deep expertise in mobile development (specifically React Native), strong native iOS/Android knowledge, and sharp UX instincts. Experience shipping production-grade applications within the fintech or Web3/onchain domain is highly preferred, alongside a strong dedication to clean architecture, security, and reliability. The role requires end-to-end ownership of projects, transforming complex requirements into seamless, reliable workflows for both administrators and end-users.

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Salesforce Sales & Service Cloud Developer Onsite in UAE - 6 Months Contract

posted by: spj_bot

We are looking for an experienced Salesforce Sales & Service Cloud Developer to join a client project in the UAE. The ideal candidate will have strong hands-on experience designing, developing, and implementing Salesforce solutions across Sales Cloud and Service Cloud, with a proven track record of delivering enterprise-grade implementations and integrations.

This role requires someone who can work closely with business stakeholders and technical teams, translate business requirements into scalable Salesforce solutions, and contribute throughout the implementation lifecycle.

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Chief Technology Officer (CTO) - Octopus by RTG

posted by: spj_bot

We are looking for an experienced Chief Technology Officer (CTO) to lead the technical vision, architecture, and technology strategy for a next-generation digital wealth management platform. The platform includes native iOS and Android applications, a web-based administration portal, and an AI-powered investment and advisory engine.

As CTO, you will be responsible for defining the platform's long-term technology direction, architecture, security, and governance while partnering closely with the Engineering Director, AI Engineering team, Product, and business stakeholders. This is a strategic leadership position focused on technology vision, technical governance, and business alignment rather than day-to-day software development.

Job Skills

web platform advisory trading platforms project management cloud native architecture governance strategic leadership nice integrating software engineering banking best practices communication skills market datum financial regulations team product real time authorization regulated financial investment audit trail portfolio management decision make disaster recovery mitigation technology strategy cybersecurity functional requirement standards technical microservices stakeholder management strategic sourcing API devops pre sales payment gateway mobile applications product engineering technical debt conversational ai regulatory compliance leadership automation ul product lifecycle integration engineering product executive leadership privacy law vendor management security standards google cloud platform business continuity innovation software development english operating cloud infrastructure architecture security resilience act technology roadmap arabic wealth management budgeting android application distributed systems management align technology computer science backend translate reviews technical applications web event driven long term presentations business alignment google cloud scalability security architecture financial regulation encryption scale real time datum MBA identity management presenting
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Staff Full Stack Engineer

posted by: spj_bot

Location: New York, United States (Hybrid)

Hybrid | Full-time

Compensation: $200K - $250K

Our client is a well-funded Web3 financial technology company building next-generation onchain investment infrastructure. Backed by premier venture capital firms and leading digital asset institutions, the organization focuses on long-term portfolio management, automated rebalancing, and intuitive user experiences that bring the safeguards and discipline of traditional finance to decentralized technology. The platform abstracts away the underlying friction of DeFi to make real-world assets (RWAs), onchain stocks, and fixed-income products seamless and accessible to a global audience.

To support rapid growth, our client is seeking a Staff Full Stack Engineer to play a pivotal role in developing, scaling, and maintaining their core product suite. This position requires an engineer who excels in building end-to-end features, working across modern edge-native architectures, and operating across the full crypto and DeFi stack in a high-velocity, low-bureaucracy environment.

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Senior Web3 Software Engineer

posted by: spj_bot

Senior Web3 Software Engineer

Location: Europe/US/Latam

Remote | Full-time

Compensation: $170K - $195K

Our client is a pioneer in the blockchain sector, developing a high-performance operating system designed to redefine scalability and throughput for Ethereum. By combining parallel transaction execution with advanced state minimization, our client’s platform overcomes traditional protocol limitations to provide a groundbreaking environment for decentralized development.

Since its initial launch in 2019, the organization has remained dedicated to enhancing Ethereum's ecosystem through technical innovation, including the creation of a bespoke virtual machine and a specialized programming language. The team is a globally dispersed group of innovators committed to shaping the future of blockchain technology through secure, decentralized, and high-throughput solutions.

Our client is seeking a Senior Web3 Software Engineer to lead the development of high-performance decentralized applications (dapps). This individual will own major product surfaces end-to-end—from frontend interfaces to on-chain integrations—collaborating across product, design, and smart contract teams to deliver secure and intuitive experiences for traders and users.

Key Responsibilities

Job Skills

professional collaborating key management operating system reads writes api design high performance manager graph finance software engineering best practices ethereum guards node real time react e event listening audited candlestick chart software engineer manage solidity security policy performance tuning mitigation bridging libraries phishing product design virtual machine API technical debt design systems abstraction integrations leadership mentorship high throughput integration innovators design build strategic decisions vue throughput programming language managed securely collaboration deep dive blockchain innovation innovative graphql redux chain integrations interaction integrated next js architecture security javascript system design data management indexers code review calculators translate interoperability literacy data sources scalability user flow indexer infrastructure typescript applicable data execute
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Senior Protocol Engineer

posted by: spj_bot

Senior/Lead Smart Contract Engineer - Web3 User Acquisition Platform

Location: Remote - US (EST Preferred)

Compensation: $150K - $200K

We are a leading web3 user acquisition platform that has powered onboarding for over 500 protocols since 2021, facilitating over 500 million transactions and serving over 3 million users on 40+ chains. Our platform is infrastructure for major players like Coinbase, Uniswap, and Solana. Backed by $21M in total funding and with a successful native token launched in 2024, we are seeking a highly experienced Senior/Lead Smart Contract Engineer to take ownership of our protocol architecture and security.

You will lead the design and implementation of our smart contract infrastructure for both core and new initiatives. This is a critical, high-ownership role where you will drive protocol architecture, security, and optimization across multiple chains supporting millions of users. Your expertise will be essential in maintaining the integrity and gas efficiency of our high-volume systems.

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