IO TECH SOLUTIONS LIMITED
Senior Lead Java Developer (Equity Derivatives Platform)
Build and optimize a low-latency risk and pricing platform for equity derivatives using multithreaded Java, Solace/ZeroMQ, and real-time analytics while collaborating with traders and quants.
Senior Data Engineer - IO Tech Solutions
Senior Data Engineer to redesign relational schemas for a financial group’s tech modernization, enabling downstream AI and client platforms.
Senior Data Engineer – Hong Kong: Shape Next-Gen AI Data
Senior Data Engineer designs and optimizes relational data schemas to support AI platforms and client engines, using SQL Server, Oracle, and PostgreSQL.
Backend Developer
Build cloud-native banking microservices in Java/Kotlin, deploy on AWS/Kubernetes, and own scalable backend systems with Kafka and TDD.
C++ Software Engineer
Builds high-performance, low-latency C++ components for trading infrastructure, connecting exchanges, liquidity providers, and internal systems while ensuring scalability, security, and compliance in production environments.
Full-Stack Java Engineer – Investment Banking Platform
Build and maintain a high-performance financing platform for investment banking using Java/Spring Boot microservices and TypeScript/JavaScript frontends.
Full-stack Java Developer – Hong Kong
Build and maintain a financing platform for investment banking using Java/Spring Boot microservices and TypeScript/React frontends, collaborating with traders and product teams.
Full Stack Java Developer - Prime Equity
Build and maintain a financing platform’s frontend (Angular) and backend (Java/Spring Boot) while integrating APIs and automating CI/CD pipelines for global trading workflows.
JAVA DEVELOPER – ALGORITHMIC TRADING SYSTEMS
Build and optimize low-latency Java systems that execute proprietary algorithmic trading strategies across equities and derivatives for a global financial firm.
Senior Backend Java Engineer for Scalable Microservices
Builds and maintains secure, scalable Java microservices using Spring Boot/Cloud in cloud environments, following lean/agile practices and TDD.
Backend Developer
Build cloud-native banking services and microservices using Java/Kotlin, Kafka, Kubernetes, and AWS.
Backend Java Developer
Builds and maintains secure, scalable Java microservices using Spring Boot and Spring Cloud, with Docker/Kubernetes and Amazon RDS.
Backend Engineer – Cloud-Native Microservices (Java/Kotlin)
Builds cloud-native banking microservices in Java/Kotlin, designs REST APIs, and automates deployments using AWS and CI/CD.
Senior Backend Engineer - Java & Kotlin for Scalable APIs
Designs, builds, and maintains scalable backend services and RESTful APIs in Java/Kotlin for a Hong Kong-based tech solutions provider.
Backend Engineer - Java and Kotlin
Build and maintain scalable backend services in Java/Kotlin, designing APIs, databases, and microservices while ensuring performance and reliability.
PYTHON / AI PLATFORM ENGINEER – QUANTITATIVE TRADING & INFRASTRUCTURE
Build and maintain Python-based trading infrastructure and deploy LLM-powered agents, RAG systems, and AI workflows to automate research, risk monitoring, and decision-making for a quantitative trading firm.
Python & AI Platform Engineer for Trading Infra
Builds Python-based trading infrastructure, AI agents, and LLM workflows for a fintech firm in Hong Kong.
React Native Frontend Engineer — TypeScript & UX Focus
Build and maintain React Native mobile apps with TypeScript, focusing on UX and collaborating with designers and backend teams.
Frontend Engineer - React Native
Build and maintain cross-platform mobile apps using React Native with TypeScript, GraphQL, and CI/CD pipelines while collaborating with designers and backend teams.
Senior Backend Engineer (Node.js, Typescript)
Senior Backend Engineer builds and maintains scalable Node.js/TypeScript services and APIs for web and mobile apps, working with microservices, cloud platforms, and modern DevOps practices.