Internship Big Data Implementation Engineer

  • Puteaux, 92800

  • Stage

  • 01/09/2025- 30/01/2026

Description

About Opensee

Opensee is the leading data platform for financial institutions that combines data management at scale with real-time analytics. Designed by capital markets experts, Opensee addresses risk, FRTB, and trade analytics use cases. By integrating high-performance computing and AI, Opensee enables banks, asset managers, and hedge funds to manage large-scale data with fast aggregations, calculations, and simulations. With offices in London, Paris, New York, and Singapore, Opensee serves banks, asset managers, and hedge funds worldwide through a platform delivered on client environments, or turnkey solutions delivered in SaaS. Learn more at opensee.io.

About us

  • A culture of collaboration : At Opensee, you’ll work in an open and supportive team.

  • Team spirit and innovation: Work in a diverse environment where innovation and creativity are highly valued.

  • A growth-oriented environment: Benefit from a wealth of development opportunities as we constantly seek new talents to join us, and support our growth. Develop expertise in one of the most advanced solutions for risk aggregations.

  • To learn more about us, visit our page: Welcome to the Jungle

Missions

About missions


We are looking for a Implementation Engineer intern to join our fast-growing international Fintech team in Paris to help us deploy our big data solution at financial institutions.

You will work in the team responsible for all aspects of the client success project. This involves closely working with client’s internal teams to drive growth and address concerns efficiently:

  • Integrate our solution in client infrastructure, at the multiple steps of the sales process (POC / Test / Production). Clients could use servers, VM, clouds (aws, azure, gcloud), and you must be able, with the help of the teams and our experience, to adapt to that,

  • In charge of data pipeline within Opensee Solution at clients from ingestion to vizualisation,

  • Fine tune the solution to ensure the best performances,

  • Support Client ingesting large quantities of data in a timely manner,

  • Supporting client with every product features,

  • Troubleshoot the system with every problem encountered on all product aspects (deployment, component wealthness, API)  during integration project on all client environments ( Staging, UAT, Production) 

  • Ensure client production and SLA respect,

  • Manage the SaaS platform offered by Opensee to its clients.

We also have a CLI written in go, to deploy and manage our platform on bare-metal servers and kubernetes (something like aws-cli). Your role will be to improve, expand and stabilize this CLI, that is used by us, and our clients.Y ou will also take part of the Ops part of our infrastructure, that is used for CI/CD/CT and demo.

Keywords: BigData,  linux, bash , python pandas, ops, devops, database, docker, kubernetes

Profil

About You

Qualities :

  • Great communication / Team working

  • Negotiation skills

  • Autonomy/ Proactive

  • Creativity

  • Problem-solving mindset

Technical skills:

  • Unix systems / Bash / networks

  • Big data / Distributed databases / SQL / Python (numpy, pandas)

  • Docker / Kubernetes

  • Scripting / Analyzing / Optimizing in the context of Tera or Peta scale data

  • Testing, Deployment logics, Hardware specifications, Integration, Debugging and troubleshooting logics

Language skills: Fluent in English and French both written and verbal.  

Practical details :

  • Position type: End-of-study internship (Engineer/ Master degree) or Gap-year

  • Start: From Septembre 2025 (flexible)

  • Duration: 6 month for a full-time internship

  • Localisation: La défense ( Puteaux)

  • Remuneration : competitive, profile based

How to apply

Send us your resume and a brief description of why you are interested in joining us, and we will come back to you very shortly!