Tech jobs

Open 15d RemoteAPACMiddle

Backend Java Developer

China

Backend Java Developer building the core trading platform of a Hong Kong cryptocurrency exchange (a client of IO Tech Solutions): implementing REST/WebSocket APIs and a high-concurrency 7×24 trading system. Core stack: Java, Spring Boot/Cloud, MyBatis, Redis, Kafka, Elasticsearch; open to 1–5 years' experience and fresh graduates.

API Business Development Cloud Cryptocurrency Design Patterns +11 skills

Authentication C# CSS Data Pipelines .NET +15 skills

Web Application Full-stack Developer

Open 15d RemoteAPAC

Hong Kong SAR China

IO Tech Solutions is hiring a full-stack developer in Hong Kong to migrate a legacy C# WPF trading system to a Vue 3 web platform. Day to day: building high-frequency real-time data views and WebSocket pipelines, with a stack of .NET/C#, Vue 3, TypeScript, Protobuf, MSSQL and Redis.

Spire Global

Open 10d North AmericaLead Licensed UK sponsor H-1B sponsor history

Backend Software Engineer (Weather & Aviation)

United States

We’re seeking a Senior Backend Software Engineer who has helped production systems scale, harden, and stay reliable as usage and expectations grew. You’ll own critical services end to end, contribute to the…

API API Gateway Aurora Auth0 Authentication +31 skills

Open 15d RemoteAPACSenior

Senior Java Engineer - Liquidity Platform

China

A Senior Java Engineer joins the Strategy Service team on a crypto exchange's Liquidity Platform, developing and maintaining high-performance trading infrastructure — microservices, a core strategy engine, and APIs — with a focus on scalability, resiliency, and security.

API CI/CD Docker GraphQL Java +7 skills

DI Martino Group

Fullstack Web Developer

CI/CD CSS Git GitHub HTML +8 skills

Italy

Develops and maintains internal and external web applications for companies in the Di Martino Group from the Catania office, working fullstack with PHP/Laravel, JavaScript/React/TypeScript and relational databases, while experimenting with AI integrations and following TDD and CI/CD practices.

Iliad - Free

Développeur Full stack

Angular API CI/CD Cloud DevOps +21 skills

France

At Free Pro's Technical & Innovation department in Marseille, this Full Stack Developer designs, builds, and maintains internal and client applications embedding AI modules (inference, RAG, agents), develops robust APIs and AI data pipelines, and deploys to cloud with CI/CD. Core stack: React/Angular, NestJS/Node.js, Python, Docker/Kubernetes.

40K – 55K €

API Business Development Cloud Design Patterns Elasticsearch +10 skills

Software Engineer (WFH)

Open 16d RemoteAPAC

Hong Kong SAR China

Backend engineer building the core of a cryptocurrency trading platform: Java-based trading infrastructure, RESTful/WebSocket APIs for market data and order execution, and a high-concurrency 7x24 trading system. Stack centers on Java, Spring Boot/Cloud, MyBatis, Redis, Kafka, and Elasticsearch.

Rival

Open 16d North AmericaSenior

Senior Software Engineer

United States

Rival is hiring a Senior Software Engineer in Houston to be the hands-on technical owner of its live fan-engagement platform used by enterprise sports and brand partners. Day to day: writing full-stack TypeScript (Next.js, NestJS, GraphQL, PostgreSQL), owning reliability and deployments, and setting standards for an external dev shop.

Analytics API Authentication AWS CRM +24 skills

175K – 200K $

Interhuman AI co

Frontend Engineer - Product & Developer Experience

AI API Data Visualization Developer Experience GitHub +9 skills

Denmark

Frontend engineer at Interhuman AI (Denmark) owning the developer experience layer — building the playground, interactive demos, SDK example apps, and onboarding flows for a behavioral-AI API. Day to day is hands-on React/Next.js + TypeScript work with real-time streams (REST, WebSocket, WebRTC) and animation polish via Framer Motion/GSAP.

Halian | Managed Services, Recruitment Agency & Contract Staffing

Agile AI Angular API Azure +22 skills

AI - Full Stack Engineer

Open 16d MENA

United Arab Emirates

Contract role (1 year, extendable) in Abu Dhabi for a full-stack AI engineer: building Angular/React streaming UIs and Python/FastAPI async backend services, integrating LLMs via LangChain, LangGraph, MCP and RAG, on Azure with Redis, Cosmos DB/MongoDB, vector DBs and GitHub Actions CI/CD.

Quantum Talent Group

ABAC AI API Authentication CI/CD +22 skills

Senior Full Stack / Platform Engineer (AI)

Open 16d MENASenior

United Arab Emirates

A hands-on senior engineer role in Dubai building full-stack web applications with React/Next.js, TypeScript, Node.js and PostgreSQL, and taking them through Docker, CI/CD and secure production deployment. The role also covers auth/SSO, real-time WebSockets and integration of AI/LLM services.

8438-Johnson & Johnson International (Singapore) Pte. Ltd. Legal Entity

Agile AI Anthropic API Automation +32 skills

Senior Full Stack Engineer

Open 16d APACSenior

Singapore

A hands-on senior engineer on J&J's APAC Digital and Connected Commerce team builds scalable, AI-powered web platforms connecting healthcare professionals with J&J products. Day-to-day work spans Node.js/TypeScript/React/Python, AWS, and deep use of Generative AI (LLM APIs, LangChain) both in product features and in AI-assisted development workflows.

Virtu Careers

Full Stack Developer

API Api Design CSS Git HTML +9 skills

Ireland

Full stack developer at Virtu Financial's Dublin office building web-based trading tools — real-time trading, visualization, analysis and reporting interfaces used by traders and operations. Core stack includes TypeScript/React on the front end, Node with REST/WebSockets APIs, and databases like MySQL, PostgreSQL or KDB; hybrid work with some office presence.

Virtu Careers

Hybrid Full Stack Developer, Real-Time Trading Tools

CSS Git HTML JavaScript MySQL +4 skills

Ireland

Virtu is hiring a hybrid full stack developer in Dublin to build next-generation web-based real-time trading tools, collaborating with traders, operations, and developers. Core stack: HTML/CSS/JavaScript/TypeScript, React, Node, REST/WebSockets, Git, and MySQL/PostgreSQL.

NOVΛVERSE

AI API Authentication CI/CD Cloud +22 skills

Senior Full Stack Enginer / Web Developer (Real-Time 3D, AI-Native)

Open 16d UKSenior

United Kingdom

Full-stack developer building web platforms that stream real-time 3D from Unreal Engine to the browser via Pixel Streaming, with React/TypeScript/WebGL/Three.js frontends, GCP-based backends (Firebase, Cloud Functions, Cloud Run) in Node.js/Python, and AI-assisted tools like Copilot and Cursor as part of daily workflow.

Applied Data Science Partners Ltd.

Open 16d HybridUKSenior Licensed UK sponsor

Senior Full-Stack Developer (C++)

United Kingdom

Senior full-stack developer at data science consultancy ADSP who designs data engineering pipelines, backend APIs, and React UIs, and handles cloud deployments with Docker, Azure/GCP. Core stack is C++, TypeScript, and Python, working hybrid with 3 days/week on-site in the Bath area; DV clearance is required.

AI API Azure Azure DevOps CI/CD +24 skills

Golden Bees

API C# Express.js Fine Tuning Flux +18 skills

Lead (développeur) Backend et Sécurité applicative en e-Santé F/H (CDD)

Open 16d EuropeLead

France

Lead backend & application-security developer for the SANPSY digital-health research unit (Université de Bordeaux). You own the Node.js/Express backend, MongoDB data pipelines and REST/WebSocket APIs for mental-health screening chatbots, secure health data flows (JWT/OAuth2, TLS, encryption, monitoring), and mentor two junior engineers.

Ocho

Agile API API Gateway Automation AWS +25 skills

Senior Software Developer

Open 16d HybridUKSenior

United Kingdom

Senior Full Stack Engineer building a greenfield next-generation trading platform for a global financial markets infrastructure provider, in direct partnership with AWS engineers. TypeScript across the full stack with React, Redux, GraphQL, Terraform and AWS serverless, hybrid from Belfast.

up to 60K £

yourMAIL GmbH