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Senior Full Stack Engineer

posted by: spj_bot

Senior Full Stack Engineer

Location: Remote - Based in NY

Remote | Full-time

Compensation: $175K - $225K

Our client is a venture-backed financial technology firm on a mission to transform the global movement of money. By building a full-service platform for the issuance, management, and integration of stablecoins, the organization aims to provide a faster, more efficient, and more transparent financial fabric. The platform makes digital dollars programmable, composable, and ubiquitous, serving as foundational infrastructure for developers, fintechs, and institutions alike.

The engineering team combines the discipline of high-performance finance with the creative agility of a crypto-native startup. As a Senior Fullstack Engineer, the successful candidate will take end-to-end ownership of features and products across the entire stack—from user interfaces to robust backend infrastructure. This role requires an engineer with strong product taste, a bias toward MVP thinking, and the ability to navigate complex backend systems and API designs with equal proficiency. This is a remote-first position. C

Key Responsibilities

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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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Electrical / Senior Electrical Engineer

posted by: spj_bot

On behalf of our client, we are seeking experienced Electrical Engineers to support power generation utilities and major industrial customers.

The successful candidate will provide electrical design engineering expertise across a range of generation projects. Senior candidates will additionally provide technical leadership and guidance to multidisciplinary teams.

You will be responsible for managing the full design lifecycle — from concept development and detailed engineering through to field implementation, commissioning, and close-out — ensuring compliance with nuclear and industrial safety standards.

A strong understanding of nuclear power plant design and operation is required.

Key Responsibilities

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Staff Software Engineer (Backend)

posted by: spj_bot

Staff Software Engineer (Backend)

Location: San Francisco, New York, or Remote (US)

On-site/Remote| Full-time

Compensation: $225K – $300K 

Our client is a high-growth, venture-backed organization (YC W24) that has raised over $35M to pioneer the next generation of autonomous digital workers. Unlike traditional chatbots or copilots, our client builds fully autonomous "AI employees" that research leads, manage complex outbound sequences, handle deliverability infrastructure, and self-optimize through behavioral patterns.

Currently at $8M+ ARR and scaling rapidly, the organization is deep in the development of its next-generation platform—a step change in the capabilities of AI agents. The backend is the core of this transformation, processing millions of signals to facilitate autonomous decision-making. Our client is seeking a Staff Software Engineer to serve in a foundational role, owning major segments of the platform infrastructure and driving high-throughput AI orchestration. The engineering culture is flat, high-velocity, and results-oriented. There is no red tape; engineers are expected to own outcomes end-to-end, from architecture and design to deployment and monitoring.

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Member of Technical Staff (Infrastructure)

posted by: spj_bot

Location: Toronto, CA

On-site | Full-time

Compensation: 130K-170K (CA$180K – CA$225K)

We are hiring on behalf of our client who is an innovative infrastructure provider building open-source browser solutions specifically designed for AI agents and applications. The platform enables developers to deploy AI products that interact seamlessly with the web through a high-performance Sessions API. Having experienced 50x growth in the past year and serving millions of sessions monthly, the organization is backed by premier investors and maintains a significant open-source presence.

The organization is seeking highly skilled engineers to design, build, and maintain the novel, high-performance systems that power the platform. This role involves solving complex problems at the intersection of browser technology and cloud infrastructure, such as orchestrating millions of sessions across global regions with sub-second cold starts and engineering VM snapshotting for near-instant state restoration.

Key Responsibilities

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Senior Product Manager

posted by: spj_bot

About us:

Soar is a global fintech startup that specializes in financing and investment. Currently headquartered in Saudi Arabia, Soar is growing throughout the region with a mission to help people achieve their financial goals with innovative financial and property investment solutions and tools through its multi-purpose platform, designed to offer a simple and seamless user experience.

Role Overview

We are seeking a Senior Product Manager – Finance & Lending Systems to lead the strategy, design, and execution of Soar’s financial infrastructure. This role is responsible for the end-to-end product lifecycle of financing, payment, settlement, and reconciliation systems. The successful candidate will work at the intersection of lending, payments, regulatory compliance, and banking integrations within the Saudi market. The position requires strong expertise in regulated financial environments and the ability to translate complex financial and regulatory requirements into scalable product solutions.

Key Responsibilities

1. Product Strategy & Ownership

• Define and own the roadmap for financing and financial transaction systems.

• Align product initiatives with regulatory requirements and operational objectives.

Job Skills

regulatory compliance system architecture testing strategies risk financial customer experience reliability risk management bank cross functional system design operate product lifecycle regulatory requirement scalable product manager resiliency mitigation operations risk suspicious activity service provider risk control management strategy design accounting principles financial datum amortization schedule translate operational financing banks high availability high analytical financial transaction finance product management payment service provider product strategy arabic language reconciliation collaborate multi purpose banking workflows real estate settlement financial calculation product design literacy innovative exception handling scalability API transaction systems authorization operational efficiency infrastructure embedded product engineering real estate finance regulated financial investment system support user experience e coordinate user story audits structured settlement financing structures financial system integrations refund
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Senior Staff Backend Engineer

posted by: spj_bot

Senior Staff Backend Engineer

Location: Manhattan, New York

Onsite | Full-time

We are hiring on behalf of our client who is the development powerhouse behind one of the largest and most high-traffic platforms in the digital asset space. Currently processing ~$1B in daily volume, their technology stack handles low-latency, high-throughput, and constant load at a scale few companies ever reach.

The Role

In this role, you will act as a technical anchor, overseeing the integrity and evolution of their core backend systems. You will balance high-level architectural governance with deep-tier execution, driving technical excellence from the front. Your primary focus will be the proactive mitigation of scaling risks and the design of durable, fault-tolerant systems capable of sustaining high-throughput workloads.

What You’ll Do:

Job Skills

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Senior Blockchain DevOps Engineer

posted by: spj_bot

Senior Blockchain DevOps Engineers
Employment:
Full-time via MLabs
Engagement: Contracted to a UAE-based enterprise blockchain / fintech client
Location: Remote (Eastern Europe / MENA / India preferred)

Job Description
MLabs is hiring a Senior Blockchain DevOps Engineer to support a large-scale blockchain and financial technology program for a UAE-based enterprise client.
You will be responsible for deploying, maintaining, and scaling blockchain infrastructure in production environments. This role combines modern DevOps practices with blockchain node operations, automation, and high-availability system design.
The ideal candidate has hands-on experience operating blockchain nodes and managing secure, production-grade infrastructure in distributed environments.

Responsibilities

  • Deploy, configure, and maintain blockchain nodes and supporting infrastructure
  • Design and manage CI/CD pipelines for blockchain and backend services
  • Automate infrastructure using Infrastructure as Code tools
  • Ensure high availability, scalability, and security of blockchain systems
  • Monitor system performance and troubleshoot distributed environments
  • Implement logging, monitoring, and alerting solutions
  • Collaborate with protocol, smart contract, backend, and security teams

Requirements

Job Skills

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Senior UI/UX Designers

posted by: spj_bot

Employment: Full-time via MLabs
Engagement: Contracted to a UAE-based enterprise client
Location: Remote (Eastern Europe / MENA / India preferred)

MLabs is hiring a Senior UI/UX Designer to support a large-scale financial technology and blockchain program for a UAE-based enterprise client. You will be responsible for defining intuitive, scalable user experiences and delivering polished, production-ready interface designs across complex web and mobile applications. This role combines user research, interaction design, and visual system design in a structured enterprise environment. The ideal candidate has experience designing data-heavy platforms and collaborating closely with product and engineering teams.

Responsibilities

  • Lead UX discovery, research, and user journey mapping
  • Design wireframes, interactive prototypes, and high-fidelity UI designs
  • Create and maintain scalable design systems and reusable components
  • Define information architecture for complex applications
  • Conduct usability testing and iterate based on feedback
  • Collaborate closely with product managers, frontend engineers, and stakeholders
  • Ensure consistency, accessibility, and design quality across platforms

Requirements

Job Skills

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Senior Solidity Engineer

posted by: spj_bot

Senior Solidity Engineer

Employment: Full-time via MLabs
Engagement: Contracted to a UAE-based enterprise client
Location: Remote (Eastern Europe / MENA / India preferred)

MLabs is hiring an experienced Senior Solidity Engineer to support a large-scale financial technology program for a UAE-based client. You will work on smart contract development within a blockchain ecosystem that integrates enterprise financial systems with distributed ledger technology. This role requires strong Solidity expertise and a solid understanding of secure smart contract architecture in production environments. You will collaborate closely with backend engineers (Java), blockchain infrastructure teams, and cross-functional stakeholders to deliver secure and scalable solutions.

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