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(fluent English) Senior Full-Stack Developer (Python/Java/React)

posted by: spj_bot

We are looking for a proactive and experienced Senior Full-Stack Developer to join the Application team at the partner company. Their mission is to provide businesses with easy access to high-quality web data, allowing clients to focus on data analysis rather than data collection. 

In this role, you will build, refine, and maintain core features across the full stack, delivering high-performance, pixel-perfect web applications while developing secure back-end systems and intuitive user experiences. The ideal candidate is passionate about writing clean, scalable code, collaborating closely with cross-functional teams, and leveraging modern AI tools to accelerate development.

Excited? Let’s see what it takes 💛

What you will do:

Job Skills

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Mid-Level Frontend Engineer (React.js) - 4 Months - Remote - Octopus by RTG

posted by: spj_bot

About the Role

We are looking for a Mid-Level Frontend Engineer with strong experience in building scalable, customer-facing web applications using React.js and Next.js. The ideal candidate has experience working on production applications, collaborating with cross-functional teams, and writing clean, maintainable, and performant code.

Responsibilities

  • Develop and maintain modern web applications using React.js and Next.js.
  • Build responsive, reusable, and accessible UI components.
  • Collaborate with designers, backend engineers, and product teams to deliver new features.
  • Optimize application performance, Core Web Vitals, and user experience.
  • Integrate REST APIs and GraphQL services.
  • Implement state management solutions such as Redux Toolkit or TanStack Query.
  • Participate in code reviews and maintain high code quality.
  • Troubleshoot production issues and monitor application performance.
  • Contribute to frontend architecture and reusable component libraries.
  • Follow Agile development practices and participate in sprint planning.

Requirements

Job Skills

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Senior Fullstack Engineer

posted by: spj_bot

Location: Remote - Europe preferred, must be able to work European hours

Remote | Full-time

Compensation: $120K - $150K

Our client is a dynamic, forward-thinking, fully remote organization with an ambitious roadmap and a strong commitment to engineering excellence.

Seeking a Senior Fullstack Engineer to work at the intersection of frontend and backend development. In this role, the engineer will build and maintain both a React-based trading user interface and the TypeScript backend services that power high-performance trading platforms. The position involves full feature ownership—from crafting responsive, real-time interfaces to designing the APIs, data pipelines, and indexing solutions that feed them.

The ideal candidate possesses a strong passion for trading, engineering rigor, security, and velocity, backed by over six years of professional experience and a dedication to code quality and state-of-the-art software testing practices.

Key Responsibilities

Frontend Development & Performance

Job Skills

professional cross functional team rapid prototyping maintainable code server side security policy trading platforms websocket data flow systems languages agile integration rendering code review smooth data communication management node js data pipeline data infrastructure backend writing bridge high performance translate low latency financial technology interactive prometheus event driven redis rust finance web technology user interface collaborate software engineering responsive design managed securely communication skills collaboration blockchain rest apis product design cross functional teams background service web service API datadog real time infrastructure logging react typescript continuous integration solve complex applicable data e load time real time datum component architecture relational database software testing c++ integrations indexing
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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.

Key Responsibilities

Job Skills

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(fluent English) Senior Full-Stack Developer (Python/Java/React, global)

posted by: spj_bot

We are looking for a proactive and experienced Senior Full-Stack Developer to join the Application team at the partner company. Their mission is to provide businesses with easy access to high-quality web data, allowing clients to focus on data analysis rather than data collection. 

In this role, you will build, refine, and maintain core features across the full stack, delivering high-performance, pixel-perfect web applications while developing secure back-end systems and intuitive user experiences. The ideal candidate is passionate about writing clean, scalable code, collaborating closely with cross-functional teams, and leveraging modern AI tools to accelerate development.

Excited? Let’s see what it takes 💛

What you will do:

Job Skills

View the job post & apply

(fluent English) Senior Full-Stack Developer (Python/Java/React)

posted by: spj_bot

We are looking for a proactive and experienced Senior Full-Stack Developer to join the Application team at the partner company. Their mission is to provide businesses with easy access to high-quality web data, allowing clients to focus on data analysis rather than data collection. 

In this role, you will build, refine, and maintain core features across the full stack, delivering high-performance, pixel-perfect web applications while developing secure back-end systems and intuitive user experiences. The ideal candidate is passionate about writing clean, scalable code, collaborating closely with cross-functional teams, and leveraging modern AI tools to accelerate development.

Excited? Let’s see what it takes 💛

What you will do:

Job Skills

View the job post & apply

(fluent English) Senior Full-Stack Developer (Python/Java/React)

posted by: spj_bot

We are looking for a proactive and experienced Senior Full-Stack Developer to join the Application team at the partner company. Their mission is to provide businesses with easy access to high-quality web data, allowing clients to focus on data analysis rather than data collection. 

In this role, you will build, refine, and maintain core features across the full stack, delivering high-performance, pixel-perfect web applications while developing secure back-end systems and intuitive user experiences. The ideal candidate is passionate about writing clean, scalable code, collaborating closely with cross-functional teams, and leveraging modern AI tools to accelerate development.

Excited? Let’s see what it takes 💛

What you will do:

Job Skills

View the job post & apply

(fluent English) Senior Full-Stack Developer (Python/Java/React)

posted by: spj_bot

We are looking for a proactive and experienced Senior Full-Stack Developer to join the Application team at the partner company. Their mission is to provide businesses with easy access to high-quality web data, allowing clients to focus on data analysis rather than data collection. 

In this role, you will build, refine, and maintain core features across the full stack, delivering high-performance, pixel-perfect web applications while developing secure back-end systems and intuitive user experiences. The ideal candidate is passionate about writing clean, scalable code, collaborating closely with cross-functional teams, and leveraging modern AI tools to accelerate development.

Excited? Let’s see what it takes 💛

What you will do:

Job Skills

View the job post & apply

Fullstack Software Engineer

posted by: spj_bot

Location: London, UK

On-Site | Full-time

Compensation: Competitive Compensation

Our client is an early-stage, high-impact, revenue-generating AI startup that is fundamentally redefining business automation. While most applied AI companies focus on selling software tools, this organization sells completed business outcomes—delivering highly automated, autonomous pipelines that directly close revenue for clients ranging from fast-growing startups to Fortune 500 enterprises.

With strong product-market fit, consistent month-over-month growth, and a clear roadmap, the engineering team is currently scaling up. This is a rare opportunity to join an elite, tight-knit, and highly leveraged engineering team where every line of code directly drives revenue and shapes foundational systems from scratch.

The team operates in a fast-paced, high-momentum environment that values intense collaboration. To maintain this high-engagement culture, this role is 100% on-site (five days a week) at the client's office in Piccadilly, London.

Key Responsibilities

Job Skills

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Principal Product Designer

posted by: spj_bot

About us: Soar is a Saudi 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.

Position Summary:

We are looking for a Principal Product Designer to own the most complex and ambiguous design challenges across the organization. This role represents the highest level of individual design craft, combining deep expertise in user experience and visual design with organization-wide influence on design direction, quality, and practice.

Responsibilities:

Job Skills

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