Senior Full-Stack Architect-React/Java on Azure Hybrid

StoneX Group Inc.; Kraków; Hybrid; PLN 250,000 - 360,000; Full time

Benefits offered by this job

Private parking

B2B contract (12 months)

Job summary

StoneX Group Inc. is seeking a Senior Full Stack Engineer to lead multi-year technical strategy across our React, Node.js, and Java Spring Boot platforms.

You will set architecture standards, resolve complex design challenges, and mentor senior staff within a cloud-based microfrontend and microservice ecosystem on Azure. You will partner with engineering leadership and product executives to align roadmaps with business strategy, evaluate emerging technologies, and drive reliability and security

Qualifications

• University degree in Computer Science or related field.
• Proven track record setting technical direction across multiple engineering teams.
• Experience with cloud architecture and Azure.
• Strong communication with VP- and C-level stakeholders on technical strategy.

Responsibilities

• Define and evolve multi-year technical strategy and architecture across React/Vite, Node.js, and Java Spring Boot.
• Act as final technical escalation point for cross-system design and performance challenges.
• Establish and govern architecture, security, and reliability standards across product teams.
• Mentor Staff and Senior Engineers and shape the technical career ladder.
• Partner with engineering leadership to align roadmaps with business goals.

Skills

JavaScript/TypeScript

React.js

Node.js

Java Spring Boot

REST API design

Distributed systems

Mentoring Staff engineers

Communication with stakeholders

Micro frontends

Education

CS degree or related

Tools

Fastify/Express

Azure DevOps

Azure App Services

Azure Functions

GitHub Copilot

gRPC

Kafka/Redpanda

Job description

StoneX Group Inc. is seeking a Senior Full Stack Engineer to lead multi-year technical strategy across our React, Node.js, and Java Spring Boot platforms.

You will set architecture standards, resolve complex design challenges, and mentor senior staff within a cloud-based microfrontend and microservice ecosystem on Azure. You will partner with engineering leadership and product executives to align roadmaps with business strategy, evaluate emerging technologies, and drive reliability and security