Software Engineer - Data Platform

About us

💙 Implicity is a digital MedTech, that brings outstanding innovations to cardiologists, thanks to Big Data and Artificial Intelligence.

Thanks to our leading cardiac remote monitoring platform, it’s way easier to manage data and predict patient issues, so that cardiologists can bring the best care at the best time.

To put it simply, when you join Implicity, you’ll contribute to save lives with us 💓🩺

Dr Arnaud Rosier (cardiologist and AI researcher) & David Perlmutter (engineer and entrepreneur), co-founded Implicity in 2016.

• 10+ years later, a French Start-Up / Scale-Up 🐓 is a real game changer in the healthcare market, literally shaping the future of cardiology.

• 250+ hospitals / medical centers are already using our solutions, covering 100 000+ patients.

👩🏻👨🏿👱🏻 At Implicity, you will find the greatest experts in data science, engineering, clinical, regulatory, IT, sales, customers success, etc. working together.

This amazing team already managed to make Implicity a clear European leader, and we will very soon do the same in the US market.

In a nutshell, thanks to Implicity:

🏆 Patients get a far better care

🏆 Doctors’ life is far easier, they can have a far better focus on prevention/treatment, and not admin/data burden

🏆 Healthcare payers (Social Security in France) eventually pays a far lower price (preventing/monitoring instead of treating/hospitalizing)

It can start as soon as you can!

Job and recruitment context

We're hiring a Senior Software Engineer to join Data Platform squad.

We are looking for a Senior BackEnd Engineer to join our Data Platform team , with strong expertise in TypeScript and Java to design and optimize our critical data pipelines. You will play a key role in orchestrating data flows that power our medical monitoring systems.

The Data Platform team is responsible for the management and processing of large volumes of data, ensuring its governance and accessibility across the company.

🧁 Our Tech Stack Includes

• Cloud Infrastructure & Containers: AWS, Docker, Kubernetes

• Languages: Typescript (primary), Python, Java

• Backend: NestJS, Node.js

• Databases: MongoDB, MariaDB, PostgreSQL

• Brokers: RabbitMQ

• CI / CD: GitLab CI

• Monitoring: Prometheus, Grafana, Datadog

• Testing: Jest, Playwright

• Collaboration: JIRA, Notion

🥇 Background

• Master's degree in Computer Science, Data Engineering, or equivalent.

• 5+ years of experience in backend development

• Strong experience in backend development ( Java, Node.js )

• Hands-on experience with data engineering tools (Airflow, dbt, Kafka, Spark, Flink)

• Solid understanding of SQL and NoSQL databases , including query optimization

• Familiarity with cloud data services (AWS Redshift, Google BigQuery, Snowflake)

• Knowledge of containerization and orchestration (Docker, Kubernetes)

• Experience working with APIs and integrating data from multiple sources

🥈 Your missions

Your missions:

• Develop and maintain scalable backend applications with a focus on data-intensive workflows

• Design, implement, and optimize ETL pipelines for efficient data processing

• Work with streaming and batch data processing frameworks ( Apache Kafka, Spark, Flink )

• Optimize relational (PostgreSQL, MySQL) databases for performance

• Ensure data integrity, reliability, and scalability across distributed systems

• Collaborate with data scientists, analysts, and DevOps teams to integrate data-driven solutions

• Deploy and manage applications in cloud environments (AWS) using CI/CD pipelines

At Implicity, you will have a weekly meeting with your manager, to help you succeed in your mission, and continuously improve your skills.
Each team works with quarterly OKR, to be crystal clear, fair and honest with your targets.
The annual appraisal is a shared exchange moment, focused on your development.

🥉 Hardskills and Softskills

• Highly aware of secure development practices (Top 10 OWASP)

• At least one experience in a micro-services architecture

• At least one experience in a high scale production environment

• Familiar with production development workflow (code reviews, branching models)

• Familiar with Testing practices

• Good documentation skills

• Fluency in both English (essential for team collaboration) and French (for local interaction) is required

• Curiosity and AI usage : We actively embrace working with AI productivity tools such as Cursor, Windsurf, or Copilot to solve problems, sharpen code quality, and maximize efficiency. Fully leveraging AI in our daily work is not just encouraged—it’s an essential strength we cultivate.

• You enjoy working in a fast-paced and ever-changing environment

• Strong work ethic & daily act with integrity, honesty and fairness

• Definitely a thoughtful team player, looking to make your colleagues successful

Nice to have:

• Already practiced TDD

• Knowledge of Avro, Parquet, or Protobuf is a plus

• Open source project development experience

• Knowledge or interest in the MedTech sector is a plus!

You like this ad, and think this is very like you 😊

It is OK to apply without meeting all the criteria: just honestly tell us why you think you can be THE one.

Recruitment process

• 1. HR Interview with Astrid (Talent Acquisition Manager) (30 min)

• 2. Job Interview with Tech team (30min)

• 3. Technical interview with Tech team members (120 min)

• 4. Final Interview with Louay (CTO)(60 min)

• Reference check

• Job Offer (usually follows within 72 hours 🤞)

Depending on your availability, the recruitment process should last less than 3-4 weeks.

General information

💰 Salary

• For this job (full-time), you have a base salary depending on your experience (55-60k per year)

• Eligible for stock option (BSPCEs) according to the company's existing rules

👍 Benefits

• Health care plan: Alan (50% employer)

• Luncheon voucher: 9€ (50% employer)

• Transport: 50% of your pass OR sustainable mobility pass

📍 Remote work & Location

• 3 days per week (progressively)

• Location: 29 rue du Louvre, 75002, PARIS