Java Backend Developer - Network Data Analytics Developer

Ekinops; Massy; Sur place; EUR 60 000 - 90 000; Plein temps

Résumé du poste

Ekinops is seeking a Backend Developer to evolve our Network Management System (NMS) and cloud-based SASE/SSE platforms. You will design scalable backend services, process telemetry data, and optimize large-scale operational data across OLAP databases.

Join a team delivering high-value, software-driven solutions in a multi-national R&D environment with strong emphasis on reliability, observability, and collaboration with product and frontend teams.

Qualifications

• 3–5 years of backend development experience.
• Strong Java proficiency.
• Experience with data processing pipelines and analytics.
• Experience with Go and Python.
• Experience with OLAP/TimeSeries DBs like ClickHouse, InfluxDB, TimescaleDB.
• Experience with observability stacks (Prometheus, Grafana, OpenTelemetry).
• Containerized environments with Docker and Kubernetes.
• Knowledge of networking concepts or interest in NMS/SASE solutions.

Responsabilités

• Design, develop, and maintain backend services powering NMS, SD‑WAN, and SASE features.
• Implement data processing pipelines, including real‑time and batch telemetry data flows.
• Store, retrieve and optimize large‑scale operational data using OLAP databases and distributed storage.
• Design and maintain database schemas and queries (ClickHouse, MySQL, or similar).
• Collaborate with Frontend developers and contribute to frontend tasks when needed.
• Work with architects to improve scalability, high‑availability patterns and resilience.
• Ensure system reliability and scalability through Docker and Kubernetes.
• Write unit and integration tests to maintain code quality and stability.

Connaissances

Java

Go

Python

Data pipelines

OLAP databases

ClickHouse

Docker

Kubernetes

Prometheus

Grafana

MySQL

Networking basics

Outils

ClickHouse

Prometheus

Grafana

Description du poste

For over 20 years, Ekinops has been driving innovation in network systems. We provide solutions focused on the needs of communication service providers and enterprises worldwide.

We provide open, trusted, and innovative network connectivity and enable our customers’ success by delivering high value-added software-driven solutions. Today, over 120 international service providers, including numerous Tier 1 carriers around the world, trust our people and technologies.

Over 50% of our 550+ strong team works in our multi-national Agile R&D centers. Our company has a strong international background, with sales offices strategically located around the world.

Ekinops is also recognized for its ESG commitments with its rating in the EthiFinance ESG Ratings report and its Gold Medal awarded by EcoVadis.

Duties and Responsibilities

As part of the SDx R&D department, reporting to the SDx R&D Manager, you will be a Backend Developer contributing to the evolution of our centralizedNetwork Management System (NMS) andSASE/SSE cloud-based platforms.

The NMS application provides monitoring, orchestration and data analytics for our SD-WAN, SASE and security product portfolio. You will work closely with product owners, UX teams, data engineers, and software architects to design and deliver scalable, maintainable backend services.

Core responsibilities:

• Design, develop, and maintain backend services powering NMS, SD‑WAN, and SASE features.
• Implement data processing pipelines, including real‑time and batch data flows for telemetry, Network data analytics, events and alarms.
• Store, retrieve and optimize large‑scale operational data using OLAP databases and distributed storage systems.
• Design and maintain database schemas and queries (ClickHouse, MySQL, or similar).
• Collaborate with Frontend developers and contribute directly to selected Frontend tasks when needed
• Work closely with architects to improve system scalability, high‑availability patterns and service resilience.
• Ensure system reliability and scalability through containerization (Docker, Kubernetes).
• Write unit and integration tests to maintain code quality and stability.

Profile and skills

To carry out the role of a Network Data Analytics Developer, the candidate should possess the following skills and qualifications:

Technical Skills

• 3-5 years of experience in backend development, with strong proficiency in Java
• Demonstrated experience in data computing, including stream processing, parsers, enrichment, or analytics pipelines.
• Experiences in other backend languages: Go, Python…
• Proven experience with OLAP or TimeSeries databases (Clickhouse, InfluxDB, TimescaleDB, or equivalent).
• Experience with observability stacks (Prometheus, Grafana, OpenTelemetry).
• Strong experience in containerized environments (Docker, Kubernetes).
• Knowledge of networking concepts (IP, routing, VPN, security services) or interest in NMS/SASE solutions.

Nice to Have

• Knowledge on Machine Learning concepts
• Understanding Netflow protocols
• Experience with GWT framework

Nice to Have

• Knowledge on Machine Learning concepts
• Understanding Netflow protocols
• Experience with GWT framework

Recruitment process:

At Ekinops, we believe diversity makes us stronger! We hire talents based on skills, experience, and potential—nothing else. No matter your age, gender, background, or abilities, what matters to us is what you bring to the team. Join us and thrive in an inclusive, open-minded workplace where everyone has a voice!