Front-End Engineer
BitMEX is a prominent cryptocurrency derivatives trading platform, known for its innovative approach to cryptocurrency trading and its emphasis on innovation, liquidity, and security.
BitMEX offers a sophisticated peer-to-peer crypto-products trading platform and API that serves hundreds of thousands of traders worldwide, handling billions of USD in transactions daily.
About Us
BitMEX is a pioneer in the crypto exchanges for derivatives space, catering especially to institutional and professional traders. It is renowned for introducing the Perpetual Swap, one of the most popular crypto trading products. BitMEX stands out as the leading exchange globally that consistently develops new cryptocurrency derivative products, such as the recent ETH Staking Swap.
Users on BitMEX are empowered to trade cryptocurrency derivatives on a professional and secure platform that offers high performance, deep liquidity, and continuous availability. Since its establishment in 2014, BitMEX has ensured the security of user funds, with no losses due to hacking incidents. Additionally, the platform supports spot trading, cryptocurrency purchase, and conversion, offering a wide range of derivatives contracts, spot trading pairs, and cryptocurrency conversion options.
We are seeking individuals who are dedicated, accountable, and collaborative to join the BitMEX team as we grow the cryptocurrency ecosystem. Values such as attention to detail, efficiency, and simplicity are highly regarded in our global business, operating 24/7. We look for candidates who are independent, adaptable, and interested in a work-life balanced approach.
Overview
The role of a Senior React Engineer at BitMEX involves working on the design and implementation of fast, real-time web applications. With a focus on React.JS, the BitMEX platform excels in performance. Ideal candidates for this position have experience in trading platforms, strong React expertise, and a passion for the bitcoin space. They should possess significant professional experience with React and a motivation to excel as an engineer within this domain.
Key Responsibilities
- Develop the BitMEX Web Frontend and React Native components
- Collaborate across teams and skill sets to deliver end-user products
- Design and implement new features, address bugs, and optimize performance
- Coordinate with API and Engine teams to integrate new features and innovative consumer-facing products
- Provide mentorship to other engineers on coding standards, design principles, and engineering practices
- Explore and assess new stack components and architectural concepts as needed
- Conduct regular code reviews
Requirements
- Extensive experience with JS and its performance characteristics
- Proficiency in NodeJS, React, and Flux architecture
- Experience with Jest, Flow, Webpack, Make, and Sass is a plus
- Ability to make complex, data-driven products accessible to users
- Track record of working on multiple product concepts simultaneously
- Knowledge of current UX trends and interest in exploring new UX concepts
- Background in trading derivatives products, preferably bitcoin derivatives
- Understanding of Bitcoin's value proposition and willingness to be compensated in bitcoin
Join us in fostering a dynamic cryptocurrency ecosystem through strategic investments in emerging cryptocurrency technologies and shaping the future of digital financial services.
🚀 Hiring Solana Developers – Pump.fun
Hi,
I’m reaching out from Valiant Solution LLC. We’re currently working with a U.S.-based client who is an experienced crypto professional and we’re looking for a skilled Solana developer to help build a platform similar to Pump.fun.
We already have a basic codebase from GitHub that the developer can start from, so the project will mainly involve customizing, improving, and completing the functionality rather than building everything from scratch.
Key requirements:
• Experience with Solana smart contracts (Rust / Anchor)
• Knowledge of token launch mechanics and bonding curves
• Experience with Solana Web3 integrations
• Ability to work with an existing codebase and extend it
If this sounds interesting, please reply with:
• Your Solana development experience
• Links to relevant projects or GitHub
• Your availability for a quick discussion
Looking forward to connecting.
Best regards,
Valiant Solution LLC
Junior/Mid Decentralized Infrastructure Engineer
Help build and scale decentralized infrastructure: contribute to compute networks, protocols, storage layers, and orchestration tools that power AI agents and open digital systems. You’ll write code, run tests, fix bugs, and ship real features fast.
Skills & Requirements:
1–3 years in blockchain infra, distributed systems, or high-scale compute (or strong personal projects)
Solid Python / Rust / Go skills
Interest in libp2p, IPFS, GPU orchestration, or decentralized compute
Quick learner who ships clean code and loves performance/cost challenges
Salary:
$110,000 – $165,000 USD base + meaningful equity (portfolio startup) + full benefits + Sirex carry
Description:
Sirex.vc doesn’t just invest — we plug strong builders straight into our portfolio companies.
This is your chance to work on the real infrastructure behind autonomous agents and the open digital economy. Full support from the Sirex team, fast growth, zero bureaucracy.
High risk. Zero apologies.
Senior Decentralized Infrastructure Engineer
Build and scale production-grade decentralized infrastructure: compute networks, protocols, storage layers, orchestration for AI workloads, and open-source primitives that power the next generation of agent systems.Skills &
Requirements:
4+ years in blockchain infra, distributed systems or high-scale compute
Deep experience with Rust / Go / C++ and protocols (libp2p, IPFS, custom consensus, GPU orchestration)
Bonus: self-hosted AI compute, decentralized training or edge inference
Ship fast, own uptime, love extreme performance and cost efficiency
Salary:
$175,000 – $255,000 USD base + big equity (portfolio startup) + full benefits + Sirex carry
Description:
Sirex.vc doesn’t just invest — we plug elite builders straight into our fastest portfolio companies.
This is your chance to build the actual rails for autonomous agents and open digital economy at scale. Zero bureaucracy, maximum leverage.
High risk. Zero apologies.
Web3 Fullstack Developer
Neonflick is a tech organization specializing in Web3 development.
We believe Web3 solutions are not as popular as they could be — mainly due to complexity. Our mission is to simplify the user experience and make decentralized technology more accessible and easy to use for everyone.
🚀 About the Role
We are looking for a Web3 Fullstack Developer who is passionate about decentralized technologies and excited to contribute to building meaningful Web3 products. You will work on developing new products, improving existing ones, and fixing bugs, all while proposing innovative ideas to enhance our platform.
🔹 Responsibilities
Develop functional and user-friendly Web3 products
Improve and optimize existing products and features
Identify and fix bugs or issues in the system
Propose and implement new ideas for product development
Collaborate with the team to ensure high-quality software delivery
🔹 Requirements
Strong interest in Web3 / blockchain / decentralized technologies
Fullstack development experience (frontend + backend)
Experience with smart contracts and decentralized frameworks is a plus
Problem-solving skills and attention to detail
Ability to work independently and proactively
🔹 What You Get
Early-stage involvement in a Web3 tech organization
Influence over product development and feature design
Opportunity to build experience and a portfolio in the Web3 space
Potential long-term collaboration and future compensation as the project grows
A chance to contribute to making Web3 simpler and more accessible
⚠️ Important
This is an unpaid position. We are looking for someone motivated by vision, learning, and long-term impact rather than immediate salary.
If you are passionate about Web3 and building meaningful decentralized products, we’d love to hear from you.
Junior AI Engineer
Join one of our fast-growing portfolio startups and help build simple AI features. You’ll work with large language models, create basic automations and chat tools, test ideas, fix small bugs, and integrate AI into everyday products.
Skills & Requirements:
0–2 years of experience (fresh graduates or self-taught welcome)
Basic Python knowledge
Interest in AI, LLMs or chatbots (personal projects are a big plus)
Quick learner who enjoys trying new things
Good English for team communication
Salary: $95,000 – $135,000 USD base + equity in the startup + full benefits
Description:
Sirex.vc not only invests — we actively help our portfolio companies hire great people. This Junior AI Engineer role is inside one of our AI-native startups. You’ll get real hands-on experience, learn from the best, and build things users actually use — all with full support from the Sirex team.
High risk. Zero apologies.