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Node.js Developer (fintech)

posted by: spj_bot

GoMining is a global Bitcoin-powered fintech ecosystem building high-load financial products for users around the world.

We are looking for an experienced Node.js Developer who will strengthen our core backend team, work with high-intensity data flows, and help scale our financial infrastructure.

This role is ideal for someone with strong backend engineering experience in fintech, a deep understanding of product development, and the ability to deliver stable, secure, and scalable systems.


Responsibilities

  • Develop and maintain backend services using Node.js with a focus on performance, reliability, and security.
  • Implement new product features and integrate financial logic into existing services.
  • Work with high-load systems, optimize application performance, and ensure stable service operation.
  • Collaborate with product managers, QA engineers, and other developers to deliver end-to-end functionality.
  • Integrate third-party APIs, PSPs, internal services, and crypto-related components.
  • Write clean, maintainable, well-tested code following best practices and internal guidelines.
  • Participate in architecture discussions and drive technical improvements across the backend stack.
  • Support existing microservices, troubleshoot production issues, and contribute to automation and observability.

Requirements

Job Skills

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Senior iOS Engineer

posted by: spj_bot

Senior iOS Engineer (Mobile Lead, Web3 Focus)

Location: Remote - NY or CA preference - will consider US remote

Compensation: $250K - $375K

We are seeking a highly motivated and experienced Senior iOS Engineer to take the mobile lead role in shaping the user experience for an innovative, new asset layer and decentralized platform. This is a unique opportunity to drive the architecture, development, and evolution of our native iOS applications, focusing on delivering a simple, elegant, and trustworthy mobile experience for complex on-chain asset interactions.

You will act as both a hands-on technical contributor and a mentor, shaping the mobile engineering culture alongside product, design, and Web3 teams.

As the Senior iOS Engineer, you will be the mobile expert responsible for defining how users engage with our platform's next-generation asset layer. Your primary focus will be on delivering exceptional UI/UX for consumers, creators, and communities on iOS.

Job Skills

professional iterating performance improvement resilience mentorship testing strategies product managers reliability leadership prioritized security policy uikit delivery pipeline pixel perfect dependency injection human interface guideline scalable reactive code review integration maintainable robust testing design driven backend ios application application development translate animations modularization experience design telemetry finance swift refined performance monitoring collaborate act social managed securely best practices digital asset programming analytics innovation blockchain eye collaboration free operation product design global markets polish innovative performance optimization design engineering experimentation layer dive deep instrumentation architecture development app store interaction scale applicable data driven models continuous delivery user experience trustworthy e onboarding user journeys polished operation network
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Senior Fullstack Engineer

posted by: spj_bot

We are a fast-growing tech company with a portfolio of SaaS products serving diverse industries. Innovation, performance, and design precision are core to our values. As we scale, we are looking for talented Senior Fullstack Developers to join our team and take a key role in crafting highly performant, maintainable, and user-focused web applications.

Key Responsibilities
 

  • Contribute to both backend (NestJS) and frontend (NextJS) systems by designing and building scalable, secure, and maintainable features, while leading architecture decisions across services, APIs, and cross-stack boundaries. 
  • Champion clean code, modular design, and testability through active contribution, reusable components, and mentoring. 
  • Drive system-level decisions around performance, observability, and scalability, and ensure alignment between product goals and technical implementation. 
  • Own and enforce code quality via reviews, maintain CI/CD reliability, and collaborate closely with DevOps to ensure release stability and consistent environments. 
  • Monitor and optimize system performance, define logging and alerting standards, and lead incident response and continuous improvement efforts. 
  • Work closely with product, QA, and designers to unblock delivery, while mentoring engineers and fostering technical alignment across squads.

Requirements

Job Skills

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Senior Software Engineer

posted by: spj_bot

Senior Software Engineer (Full Stack, Functional)

Full-time

Remote (US/NY Overlap Required)

We are an early-stage company building a comprehensive online community platform from first principles. We are looking for a highly autonomous Senior Software Engineer to be a foundational member of our engineering team, contributing significantly to product direction and building scalable systems.

As a Senior Software Engineer, you'll be a generalist responsible for the entire feature lifecycle, from scoping and architecture to production deployment and scaling. You will primarily work with TypeScript and functional programming patterns to create high-quality, maintainable code.

What you'll do:

Job Skills

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Senior Software Engineer

posted by: spj_bot

Senior Software Engineer (Foundational Team)

Full-time | On-site

Location: Williamsburg, Brooklyn, NYC

We are a high-growth, AI-native platform redefining the infrastructure for the $600B digital advertising ecosystem. We seamlessly connect brands and creators, enabling performant, scalable, and authentic marketing through true word-of-mouth at scale. We are seeking a Senior Software Engineer to join us as a foundational member of the engineering team.

You will work directly with our founders to design, build, and launch new product features across the full stack. This role offers significant ownership and the opportunity to tackle complex, impactful engineering problems in a high-performance environment.

What You Will Do:

Job Skills

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MERN/React Native Developer

posted by: spj_bot

Company Profile
EpicMetry is a dynamic venture studio based in the vibrant city of Karachi. Our passion lies in harnessing cutting-edge technology to drive innovation and empower businesses across diverse industries. With a focus on excellence and a commitment to delivering exceptional solutions, we serve as a trusted partner for companies aiming to thrive in today's digital landscape. From web and mobile app development to product prototyping and data processing automation, EpicMetry offers a comprehensive suite of services tailored to meet the evolving needs of businesses worldwide. Join us as we shape the future of technology and create impactful solutions that drive success for our clients.

Position Overview

We are looking for a talented MERN/React Native Developer to join our innovative team. In this role, you will be responsible for developing robust web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js) as well as mobile applications using React Native. You will collaborate with cross-functional teams to define, design, and launch new features while ensuring the responsiveness and performance of both web and mobile applications. If you have a strong foundation in full-stack development and a passion for creating seamless user experiences, we want to hear from you!

Requirements

Job Skills

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Staff Frontend Engineer

posted by: spj_bot

Staff Frontend Engineer - Global Trade Comment Network

Location: New York City (Hybrid)

Compensation: $180K - $250K

We are building the global trade comment network, a protocol designed to solve the core problem of discovery in trading: what to buy and why. Our solution allows users to comment on their trades and see the trade comments of others, turning trading into a high-frequency social activity. We are backed by world-class investors and are seeking a highly experienced Staff Frontend Engineer to build and scale our mobile and web applications.

This is a high-impact role requiring deep experience in building and scaling complex mobile and web applications that power high-frequency social interactions. You will own the responsibility for ensuring a smooth UX and sub-second rendering across feeds of thousands of items, tackling meat-and-potatoes software engineering challenges to deliver a reliable and engaging product across devices.

Key Responsibilities & Projects:

Job Skills

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Senior Software Engineer

posted by: spj_bot

Senior Software Engineer - Cross-Chain Intent-Driven DEX

Location: Remote

Compensation: $140K - $160K

We are a pioneering Web3 infrastructure lab developing intent-based liquidity layers that enable seamless cross-chain interactions. Our mission is to connect AI, services, and financial applications in a real-time, automated world. We are seeking a Senior Software Engineer to spearhead the development of a high-performance frontend and SDK for our cross-chain decentralized exchange (DEX).

In this role, you will leverage technologies like multi-party computation (MPC), chain signatures, and secure enclaves to bridge the gap between EVM and non-EVM chains. You will work at the intersection of business logic and technical execution, collaborating with protocol teams and designers to build a platform where "smart contracts breathe and AI transacts."

Key Responsibilities:

Job Skills

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Senior/Staff Frontend Developer

posted by: spj_bot

Senior/Staff Front End Developer - High-Volume Crypto Trading Platform

Location: Remote - US or Europe (Preference for US based candidates)

Compensation: $200K - $300K

We are hiring on behalf of our client, a market-leading company in cryptocurrency trading technology, renowned for operating one of the largest platforms in the space, currently facilitating over $25 billion in volume for more than 50,000 daily active users. They set the standard for speed, innovation, and reliability, offering advanced on-chain trading tools like DCA & limit orders, sniping, and automatic wallet copy-trading.

Having secured significant market share, the company is expanding its influence with a new, high-priority product: a dedicated web-based trading terminal. They are seeking a highly autonomous and driven Senior/Staff Front-End Developer to collaborate with their existing team and lead the creation of this high-performance web application. You will be instrumental in translating the platform's robust trading capabilities to the web, ensuring the user experience matches our hallmark speed and efficiency.

Key Responsibilities:

Job Skills

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CTO/VP of Engineering

posted by: spj_bot

CTO/Engineering Lead - Solana ZK Computation Framework

Location: Remote - North America/Asia preferred - Not a must though

Compensation: $200K - $225K

We are building the first Solana-native verifiable computation framework designed to accelerate the adoption of ZK technology and enhance Solana's vision for Internet Capital Markets. Our platform allows developers to outsource complex computations off-chain while generating cryptographic proofs that are verified on-chain. We provide a suite of developer tools and a prover network, currently supporting the RISC Zero zkVM. We are seeking a talented CTO/Engineering Lead to build and scale our engineering team.

As the technical leader, you will be critical in helping us shape the future of verifiable computation on Solana, ensuring we develop the most performant, scalable, and decentralized computation network. You will own the technical roadmap, culture, and architecture, driving our mission to add safety, verifiability, and trustlessness to the Solana ecosystem.

Key Responsibilities:

Job Skills

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