Software Engineer - Java (Quant Platform - Strategy Services)
About OKX:
At OKX, we are devoted to leveraging technology to reshape our future. Established in 2017, OKX stands as a prominent cryptocurrency spot and derivatives exchange worldwide. With a foundation in blockchain technology, we aim to transform the financial landscape by offering diverse products, solutions, and trading tools. Trusted by more than 20 million users across 180 global regions, OKX aims to provide an interactive platform that unlocks the world of crypto for every individual. Alongside our DeFi exchange, OKX delivers OKX Insights, a forward-looking research division within the cryptocurrency industry. With a vast array of crypto services and a commitment to innovation, OKX envisions a landscape of financial access supported by blockchain and decentralized finance.
We are dedicated to nurturing our team members just as much as we are to advancing technology. Our culture is characterized by teamwork, adaptability to change, and ethical practices. We endeavor to cultivate a welcoming, fulfilling, and diverse environment for all individuals at OKX. Regardless of background, everyone is esteemed, respected, and equipped with equal opportunities to grow and excel — we are here to help you unleash your full potential.
About Quant Platform:
Quant Platform offers cutting-edge technology that spans all facets of crypto trading. Our scope includes establishing low-latency connections to global crypto platforms, providing automated pricing and trading bot strategies, conducting high-frequency data analysis and capture, and implementing state-of-the-art micro frontends for trade management.
If you are a skilled professional with a keen interest in crypto trading and automation through algo bots, we look forward to hearing from you.
About The Role:
We seek a Python quant developer to join our Strategy Services team at Quant Platform. In this role, you will collaborate on our top-tier strategy-container technology, enabling traders and strategists to conceive, implement, test, and roll out quantitative trading strategies.
Responsibilities:
- Oversee and contribute to the exclusive strategy service solution driving all our quantitative trading strategies.
- Develop and deliver tech solutions that prioritize usability, scalability, and low latency.
- Systematically assess and monitor internal market data and order latency.
- Collaborate with a proficient team boasting a wealth of experience from prestigious investment banks and hedge funds.
Requirements:
- Strong educational background in STEM (Science/Technology/Engineering/Mathematics).
- Exceptional logical reasoning and problem-solving capabilities.
- Proficiency in high-performance engineering through Python and async programming patterns.
- Knowledge of distributed systems and microservice architecture.
- Experience in implementing automated testing and continuous integration.
- Proficiency in operating within a POSIX environment.
- Eagerness to cultivate expertise in various trading products across financial and crypto markets, encompassing spot, future, swap, options, structured products, and DeFi trading.
🚀 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.