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Senior Protocol Engineer x2

posted by: spj_bot

Senior Protocol Engineer - Stablecoin Platform

Location: Remote - US based (Would consider South America/Canada/Europe if can overlap with EST timezones)

Compensation: $170K - $200K

We are a pioneering stablecoin platform providing developers with a superior digital-dollar building block ($\$M$) to create custom, compliant stablecoins in minutes. We are seeking an experienced Senior Protocol Engineer to architect and develop audit-ready smart contracts, helping businesses monetize their digital dollar use cases while maintaining control over their money tech stack.

You will be responsible for the security, performance, and development of our core blockchain protocols. This role requires technical mastery in smart contract design, a commitment to audit readiness, and strong collaboration skills as you work across functional teams (designers, product managers, and developers) to enhance and extend our existing stablecoin products.

Key Responsibilities:

Job Skills

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UI Designer - Product Development (3 months Contract) - Octopus by RTG

posted by: spj_bot

About the Role
The UI Designer crafts visually compelling, intuitive, and consistent interfaces for digital products. You’ll translate complex functionality into user-friendly interfaces and design systems that promote clarity, confidence, and delight.

Key Responsibilities

  • Create visually engaging and accessible designs for web and mobile applications.
  • Develop and maintain scalable design systems and component libraries.
  • Design clear, effective data visualizations for insights and recommendations.
  • Define UI patterns for transparency, user control, and error handling.
  • Collaborate with UX Designers, Product Managers, and Engineers to deliver polished, high-performing interfaces.
  • Build interactive prototypes to validate designs and gather feedback.
  • Incorporate feedback and usability data to continuously refine designs.

Requirements

  • 3+ years of experience in UI Design or Visual Product Design.
  • Strong portfolio showcasing UI design for digital products.
  • Proficiency in design tools like Figma, Adobe XD, or Sketch.
  • Understanding of responsive design, accessibility, and usability principles.
  • Strong collaboration and communication skills.

Nice to Have

Job Skills

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Experience Lead - Product Development (3 Months Contract ) -Octopus by RTG

posted by: spj_bot

About the Role
The Experience Lead oversees and guides the end-to-end user experience of advanced digital products. This role combines leadership, strategy, and hands-on design direction to ensure solutions are human-centered, ethical, and impactful. You will champion the voice of the user, align cross-functional teams, and set the direction for how users discover, interact with, and build trust in digital solutions.

Key Responsibilities

  • Define the holistic user experience vision and roadmap, ensuring experiences are intuitive, trustworthy, and scalable.
  • Lead and mentor a multidisciplinary design team (UX, UI, Research, and Content) to deliver cohesive, high-quality experiences.
  • Establish and enforce design principles and frameworks for transparency, error handling, and user control.
  • Partner with Product Managers, Engineers, Data Scientists, and Business Stakeholders to align experience goals with product and business strategies.
  • Oversee experience architecture across complex product ecosystems, including information structure, navigation, and interaction flows.
  • Guide the creation of prototypes and usability testing to validate and refine experiences based on real user feedback.
  • Define and track UX success metrics such as adoption, satisfaction, trust, and usability.

Requirements

Job Skills

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Move (Sui) Engineer

posted by: spj_bot

Move (Sui) Engineer - Stablecoin Platform

Location: Remote - Would consider Global (Must have a 4 hour overlap with EST if based outside of US)

Compensation: $200K - $220K

We are a stablecoin platform for builders, focused on providing the foundational building blocks for digital dollars. Our platform allows developers to create and customize their own stablecoins in minutes by extending our superior digital-dollar building block ($M), allowing businesses to monetize their digital dollar use cases while maintaining control and offloading operational heavy-lifting. We are seeking an experienced Move (Sui) Engineer to join our growing team.

In this critical role, you will architect and develop the core smart contracts for our stablecoin platform on Sui. You will be instrumental in enhancing existing protocols, ensuring audit-readiness, and collaborating closely with cross-functional teams to deliver high-quality, scalable features.

Key Responsibilities:

Job Skills

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Software Engineer, DeFi Application

posted by: spj_bot

DeFi Application Full-Stack Engineer

Location: Remote - USA, Canada and would consider candidates based in Puerto Rico

Compensation: $150K - $200K

We lead the field in quantitative research and optimization of decentralized finance (DeFi) economics. We manage market risk, optimize growth, and ensure economic safety for protocols facilitating most spot trading, borrowing, and lending activity across all of DeFi, protecting and optimizing the largest protocols and networks in the industry, which secure and manage over $42 billion in customer assets. Join us as we drive the adoption and understanding of the financial systems of the future.

Join a newly formed product pod focused on our next-generation decentralized application (dApp), which allows users to deposit and withdraw into vaults directly. This is a critical, high-impact initiative to evolve our current dashboard into a direct revenue-generating product. You will provide technical leadership in a remote-first environment, building a robust, user-facing experience at the heart of our business.

Responsibilities:

Job Skills

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Senior Software Engineer, Admin Platform

posted by: spj_bot

Senior Software Engineer, Admin Platform

Location: Hybrid in Seattle, WA

Compensation: $190,000 - $205,000 (Base Salary) + Equity

We are a leading workplace platform transforming modern workplaces for hybrid work across over 20,000 locations globally. Our platform redefines how companies manage visitors, desks, rooms, and deliveries. We are seeking an exceptional Senior Software Engineer to join the Admin Platform (AMP) team, which builds mission-critical features (like SCIM, SSO, and Custom Roles) for our largest enterprise customers, directly impacting company revenue and customer delight.

This is a high-impact, back-end focused role that involves working on a variety of customer-facing features and key architectural challenges related to enterprise scale, security, and performance. You will be a technical leader, driving innovation in the hybrid workplace.

You will:

Job Skills

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Staff Software Engineer, Machine Learning

posted by: spj_bot

Staff Software Engineer, Machine Learning

Location: Burlingame, CA (On-site, 4 days a week)

Compensation: $145,000 -$250,000 (Base Salary) + Equity Options

We are a rapidly growing AI company applying Large Language Models (LLMs) to transform a critical, high-impact domain within the healthcare industry. We're looking for a highly skilled and experienced Staff Software Engineer, Machine Learning to drive the architecture and scaling of our LLM backend systems.

This role is ideal for an engineer who thrives at the intersection of backend architecture and applied AI, designing the APIs, data pipelines, and infrastructure that make LLMs reliable, secure, and cost-efficient in production. Join us and help push LLMs beyond demos into mission-critical healthcare workflows.

Job Description 🖥️

As a Staff Software Engineer, you’ll be a technical leader responsible for the end-to-end delivery of our core LLM backend projects, setting the engineering best practices, and mentoring peers in system design.

Key Responsibilities:

Job Skills

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Senior Full Stack Engineer

posted by: spj_bot

Location: Remote (US or Canada)

Compensation: 180,000 - 270,000 (Base Salary) + ISO Options

We are a high-growth, market-leading software company operating in the B2B data space, empowering everyone to take action on their data. We're pioneering a new operational paradigm in marketing by leveraging an AI Decisioning platform that allows non-technical users to set goals and guardrails for personalized customer interactions.

We are seeking a Senior Full Stack Engineer with a strong focus on the front end (70-80% front end, 20-30% back end) to join our fast-moving team. You will be instrumental in developing the intuitive interface that integrates complex machine learning models, unlocking advanced growth and marketing capabilities for our customers.

As a Senior Full Stack Engineer, you will own the end-to-end development of features for a new generation of marketing and growth products, ensuring a seamless and powerful user experience.

Key Responsibilities:

Job Skills

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Senior UI/UX Designer

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 Summary:

We are looking for a highly skilled and creative Senior UI/UX Designer to help shape the user experience of Soar’s fintech platform. In this role, you will be responsible for translating complex business and financial processes into intuitive, simple, and elegant designs that enhance usability and drive engagement. You will work closely with product managers, engineers, and business teams to deliver end-to-end design solutions that align with business goals and create value for our users.

Key responsibilities (Limit to 3-5 responsibilities):

Job Skills

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Middle+/Senior QA

posted by: spj_bot

GoMining is a global Bitcoin ecosystem on a mission to unlock the full potential of Bitcoin. We create tools and services that make it simple and secure to earn, use, and benefit from Bitcoin daily regardless of country, income, or level of knowledge.

You will ensure product quality through automated and manual testing, maintaining a high standard across web, mobile, and backend services.


Responsibilities

  • Design and execute test cases, ensuring full coverage across UI, API, and mobile platforms.
  • Develop and maintain automated tests using Playwright + TypeScript (UI, API, e2e).
  • Work with Git (CLI, GitLab) for version control and CI/CD integration.
  • Manage test documentation and results via Allure TestOps / Allurectl.
  • Conduct testing of iOS and Android apps (TestFlight, Google Internal Testing).
  • Capture and analyze mobile traffic for debugging and performance validation.
  • Use diagnostic and monitoring tools (RMQ, Grafana, Sentry, Rancher) to ensure system stability.
  • Collaborate with developers, analysts, and product managers to improve quality processes.

Requirements

Job Skills

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