Senior Software Engineer, IoT Platform & Microservices

EnergyHub; France; On-site; EUR 90,000 - 130,000; Full time

Benefits offered by this job

100% paid medical for employees

a 401(k) with employer match

a casual environment

the flexibility to set your own slate

free Citi Bike membership

gym subsidy

paid parental leave

an education assistance program

Job summary

EnergyHub is seeking a Senior Software Engineer to join the Devices Team, focusing on IoT devices and energy platform scalability. You will help migrate from monolith to microservices, design APIs, and mentor other engineers.

You will work across frontend and backend, with React, Java, and data modeling, while leveraging AI tooling to accelerate delivery. A climate-positive impact awaits in a fast-paced, collaborative environment.

Qualifications

• 7+ years of professional software engineering experience.
• Full-stack experience across frontend, backend, and DB modeling.
• Proficiency in React and Java (11+).
• Experience with web services, gRPC/RESTful APIs, and contract-driven development.
• Ability to guide team toward scalable solutions.
• Strong problem-solving and cross-functional collaboration.
• Experience building dynamic UIs with React and TypeScript.
• Experience leveraging AI tools in development and testing.

Responsibilities

• Design and implement core platform features for multiple use cases.
• Drive monolith to microservices transition for scalability.
• Lead technical initiatives, data modeling, contract definition, and API development.
• Develop front and back end solutions with high-quality, tested code.
• Collaborate with product managers and internal teams on high-impact projects.
• Develop creative solutions within real-world constraints to keep platform flexible.
• Contribute to CI/CD, data modeling, and iterative development (PoCs, milestones).
• Mentor engineers and foster a collaborative technical culture.

Skills

Full-stack development

React

Java 11+

gRPC/REST APIs

API design

Data modeling

Cross-functional collaboration

AI tooling in development

Tools

PostgreSQL

SNS/SQS

MongoDB

AWS

Datadog

Robot Framework

Job description

EnergyHub is seeking a Senior Software Engineer to join the Devices Team, focusing on IoT devices and energy platform scalability. You will help migrate from monolith to microservices, design APIs, and mentor other engineers.

You will work across frontend and backend, with React, Java, and data modeling, while leveraging AI tooling to accelerate delivery. A climate-positive impact awaits in a fast-paced, collaborative environment.