full-stack and mobile developer for fintech trading

HireHi; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

HireHi is seeking a senior full‑stack developer to design and build web and mobile trading platforms. You will craft scalable back‑end services and APIs while delivering native or cross‑platform mobile apps. AI-assisted development and AI features for personalization, chatbots, and analytics will be central to the role.

You will work with real‑time market data, ensure high performance and security, and collaborate with product, design, QA, and compliance teams. A strong English level is required.

Qualifications

• 5+ years as a full-stack developer, including mobile work.
• Experience with modern front-end frameworks (React/Next.js).
• Back-end experience: Node.js, TypeScript, Python, Java, or .NET.
• Mobile development: React Native, Flutter, or native iOS/Android.
• Hands-on use of AI tools (GitHub Copilot, Claude, ChatGPT).
• Experience integrating AI/LLM APIs in production.
• REST/GraphQL APIs, SQL/NoSQL, and cloud services (AWS/Azure/GCP).
• Security best practices for financial apps; strong English.

Responsibilities

• Design, build, and maintain web and mobile apps for trading platforms.
• Develop scalable backend services, APIs, and integrations.
• Build and ship native or cross-platform iOS/Android apps.
• Leverage AI-assisted development to speed delivery and quality.
• Design AI-driven features: personalization, chatbots, analytics.
• Work with real-time market data, trading flows, client data.
• Ensure security, performance, and regulatory compliance.
• Collaborate with product, design, QA, and compliance teams.
• Contribute to code reviews, architecture decisions, and planning.
• Mentor junior developers and raise engineering standards.

Skills

Full-stack development

Mobile development

React/Next.js

Node.js/TypeScript

Python/Java/.NET

React Native/Flutter

AI tooling

AI/LLM APIs

REST/GraphQL

Cloud platforms

Security for fintech

Tools

GitHub Copilot

Cursor

Claude

ChatGPT

Docker

Kubernetes

Job description

Описание

The group offers online trading products to retail and professional clients across multiple regions and invests in technology and AI to support its growth.

Задачи

• Design, build, and maintain web and mobile applications for trading and client-facing platforms
• Develop scalable back-end services, APIs, and integrations
• Build and ship native or cross-platform iOS and Android apps
• Use AI-assisted development tools to speed up delivery and improve code quality
• Design and integrate AI-driven features, including personalisation, chatbots, analytics, and automation
• Work with real-time data, including market prices, trading flows, and client account data
• Ensure applications are secure, high-performing, and meet regulatory standards
• Collaborate with product, design, QA, and compliance teams
• Participate in code reviews, architecture decisions, and technical planning
• Mentor junior developers and help raise engineering standards

Требования

• Development experience within a forex/CFD brokerage
• 5+ Years' experience as a full-stack developer, including hands-on mobile development
• Strong experience with modern front-end frameworks such as React or Next.js
• Strong back-end experience with Node.js, TypeScript, Python, Java, or .NET
• Mobile development experience with React Native, Flutter, or native iOS/Android
• Practical experience using AI development tools such as GitHub Copilot, Cursor, Claude, or ChatGPT
• Experience integrating AI/LLM APIs into production applications
• Solid knowledge of REST/GraphQL APIs, SQL and NoSQL databases, and AWS, Azure, or GCP
• Understanding of security best practices for financial applications
• Excellent English communication skills
• Будет плюсом: knowledge of trading platforms such as MT4/MT5 or cTrader, experience with real-time systems such as WebSockets and streaming data, experience with CI/CD, Docker, and Kubernetes, experience publishing apps to the App Store and Google Play

Условия

• Competitive salary plus bonus
• The role can be based in Limassol, Cyprus
• The chance to build AI-driven products for a large global trading group
• A senior role with real influence over technology and architecture