Principal Solutions Engineer - Blockchain Financial Infrastructure

Location: Remote - United States (remote-first, office optional). EST time preferred

Compensation: $160K - $220K

Join a stellar team of leaders and experts building the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a Principal Solutions Engineer to help institutions, fintechs, and enterprises across the Americas adopt our platform with confidence and ease. This is a highly hands-on and client-facing role, serving as the trusted technical advisor who bridges complex enterprise needs with our cutting-edge technology.

You will be responsible for the end-to-end technical success of our customers, guiding them from initial design through deployment and ongoing support. You will combine deep technical expertise with strong communication skills to design secure, scalable integration pathways that connect legacy systems with modern blockchain architecture.

Responsibilities:

Security DevOps Engineer - Crypto Social Infrastructure

Location: London, New York City (Office)

Compensation: $250K - $300K

We are a high-growth software development company of elite builders and proud contributors to the largest crypto social network globally, a platform that has generated over $600 million in revenue since March 2024. We are seeking a Security DevOps Engineer to join our team, focusing on building secure, scalable infrastructure for decentralized applications and redefining what’s possible in social finance.

You will play a critical, hands-on role in hardening our development and production environments. This role involves integrating security throughout our CI/CD pipeline, automating security scanning and monitoring, and working directly with development teams to ensure a strong overall security posture across our cloud and blockchain infrastructure.

What You'll Do:

Join DOF as our Business Platform Architect!

We are seeking a highly skilled and strategic Business Platform Architect to lead the development and governance of our integration and data platforms. This is a key corporate role responsible for shaping and executing platform strategies that support DOF’s overall business objectives. As Business Platform Architect, you will work closely with cross-functional teams to ensure our platforms are scalable, secure, and aligned with best practices. We are looking for a candidate who can provide deep expertise in architecture, governance, and optimization of modern data and integration platforms.

Responsibilities:

Location: Santa Ana, California 

Type: Part-Time (20-30 hours per week)

Salary: $30 per hour

Company Overview:
eJam is a dynamic, privately-owned e-commerce, marketing & advertising company with a strong focus on AI and marketing training. We thrive in high-velocity environments where creativity meets operational discipline. As we continue to scale, we’re seeking a creative operations pro to bring structure and execution muscle to our creative production workflows.

Role Summary:
We’re looking for a Creative Project Coordinator — someone who thrives on bringing clarity, structure, and precision to fast-moving creative environments. You’ll serve as the link between strategy, production, and post-production teams, ensuring every deliverable is on track, every deadline is met, and every stakeholder is aligned. If you excel at turning creative chaos into seamless execution, this role is for you!

Key Responsibilities:

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

Microsoft Power Platform Technical Consultant

(Power Apps – Power Automate – Power Pages)

Senior Software Engineer - Developer Tools & SDKs

Location: Remote - US & Americas

Compensation: $ Competitive

We are a fast-growing software company dedicated to supporting and developing an EVM-compatible, open-source, proof-of-stake platform. This public network is engineered for enterprise and Web3 applications, prioritizing speed, security, stability, and sustainability, and is governed by industry-leading organizations. We are seeking an experienced Software Engineer to lead the development of world-class developer tools and SDKs.

You will take the lead on crafting seamless developer experiences, owning the design, build, and maintenance of our open-source SDKs and related tooling. This role requires technical leadership, hands-on coding across multiple languages, and a strong focus on developer empathy. You will work cross-functionally to ensure our tools are intuitive, robust, and aligned with real-world developer needs.

What You'll Be Doing:

Smart Contract Developer - Institutional DeFi Protocol

Location: Remote - US only (preference for onsite/hybrid in LA)

Compensation: $160K - $180K

We are an on-chain financial infrastructure company backed by leading VCs, committed to upgrading financial markets through 24/7 instant settlement. Our first product is an institutional-grade smart contract protocol that facilitates interoperability and liquidity across tokenized financial assets and stablecoins. We are seeking a Smart Contract Developer to join our core engineering team and build the foundational infrastructure that bridges traditional finance (TradFi) and decentralized finance (DeFi).

This is a high-impact, hands-on role where you will design, develop, and deploy highly secure, robust smart contracts for our core protocol. You will architect on-chain logic, optimize gas efficiency, and ensure best-in-class security practices to enable institutional-grade DeFi operations. You will work within a small, senior team, collaborating closely with security auditors, product, and business stakeholders.

Key Responsibilities:

Solana-Focused Frontend Engineer - Crypto Social Finance

Location: Remote - preference is NYC/LDN but open to remote candidates if they're an exceptional fit.

Compensation: $250K - $300K

We are a high-growth software development company of elite builders, redefining what's possible and proud contributors to the largest crypto social network globally. We are seeking a Solana-Focused Frontend Engineer to play a critical role in building and scaling cutting-edge platforms at the forefront of crypto and social finance, delivering high-performance, user-centric applications across web and mobile.

You will be instrumental in bridging the gap between our smart contract infrastructure and the user interface, working in an environment where speed, ownership, and innovation are paramount. You will own the front-end implementation of new on-chain features, optimize performance, and ensure a seamless user experience for real-time interactions.

Key Responsibilities:

Senior iOS Engineer - Next-Generation Fintech

Loccation: Remote - Fully remote across Europe - they can do B2B or hire through EoR.

Compensation: $90K - $105K

We are seeking a Senior iOS Engineer obsessed with delivering the best possible product experience as we revolutionize the FinTech industry and create a new paradigm. In this fast-paced environment, you will be a pillar of our engineering team, utilizing your speed and elegance to translate pixel-perfect, responsive designs into high-quality applications.

You will work directly with our product and design teams, owning the development and deployment of beautiful, high-performance user experiences. Your ability to deliver elegant solutions across the entire mobile stack, from core feature development to optimization and testing, will be critical to our success.

What You'll Be Working On:

Full Stack Engineer - Payments & FinTech Web Applications

Location: Remote - Based in EST or GMT+1

Compensation: $120K - $150K

We are a high-growth technology company building a robust FinTech and payments platform. We are seeking an experienced Full Stack Engineer with strong product sense and deep technical expertise to design and build the secure, scalable, and high-performing web applications that power our platform. This role requires translating complex backend financial systems into intuitive, reliable user experiences.

You will own the development lifecycle of web applications from design through release, working across the full stack with an emphasis on the frontend user experience. You will collaborate closely with backend teams, ensuring that all features prioritize performance, security, and scalability. You will be expected to treat UI components and APIs as products, maintaining high standards for code quality and architectural clarity.

What You'll Do: