Lynx Tech is a leading provider of AI-driven fraud prevention and anti-money laundering (AML) solutions for the global financial sector. Founded in Madrid, the company leverages advanced machine learning and real-time data processing to protect financial institutions from complex criminal activities. With over two decades of experience, Lynx has established itself as a critical player in the fintech and cybersecurity space, serving major banks and payment processors worldwide.

Headquartered in Madrid, Lynx Tech offers a dynamic environment for international professionals, particularly those with expertise in Java, Elasticsearch, and data science. The company operates with a global mindset, conducting business in multiple languages and maintaining a diverse workforce. For expats, Lynx provides an opportunity to work at the intersection of cutting-edge AI and financial security within one of Europe's most vibrant tech hubs.

Lynx Tech was founded in Madrid in 1999, originating from advanced research in artificial intelligence and neural networks. Over the years, it has evolved from a specialized research firm into a global software provider for fraud detection and AML.

For international professionals

Headquartered in Madrid, providing a stable and central base for international hires in Spain.
Specializes in high-demand technologies including Artificial Intelligence, Machine Learning, and Big Data.
Operates in the global fintech sector, making it an ideal fit for professionals with international financial services experience.
The engineering team works with a modern stack including Java and Elasticsearch, common in international tech environments.

This job was published a year ago

Elasticsearch Engineer

Lynx Tech

This job was originally posted in Spanish and automatically translated to English. You'll most likely need Spanish to apply.

Job Description

Lynx Financial Crime Tech is looking for an Elasticsearch Engineer

WHY YOU SHOULD CONSIDER THIS OPPORTUNITY

At Lynx Financial Crime Tech S.A, we are an AI-based software company specializing in detecting and predicting behavioral patterns. Led by an expert team from the financial and academic sectors, we develop and implement cutting-edge, self-learning AI technologies. Our platform excels in low-latency transaction processing technologies and is available both on-premises and in the cloud.

We prioritize VISION, AGILITY, and SPEED to deliver exceptional customer experiences, and we have established long-lasting, trusting relationships with some of the leading financial institutions, fintechs, and commercial companies worldwide.

We embrace a strong risk culture and expect our entire team, regardless of their position, to have a proactive and responsible attitude toward risk management.

Lynx prides itself on being an organization with equal opportunities regardless of gender identity, culture, or disability. Our mission is to help more people and businesses thrive.

WHAT YOU WILL DO IN YOUR JOB

As an Elasticsearch Engineer, your goal will be key in the architecture, maintenance, and optimization of our Elasticsearch clusters, which are fundamental for the search, correlation, and analysis of financial transaction data in real time.

You will participate in:

Design and implementation of efficient architectures with Elasticsearch.
Performance analysis and tuning of queries, shards, indices, and nodes.
Integration of Elasticsearch with other components of our platform in AWS.
Diagnosis and resolution of incidents related to search and storage.
Continuous improvement in monitoring, scalability, and system resilience.
Collaboration with data engineers and backend developers.

EXPERIENCE

+4 years working with Elasticsearch in production environments.
Advanced knowledge of Elasticsearch internals: mappings, analyzers, clusters, shards.
Integration of Elasticsearch in distributed systems and in the cloud (preferably AWS).
Experience in scripting (Bash), Python programming.
Familiarity with Linux and systems administration.

EDUCATION

Degree in Computer Engineering, Software Engineering, or related fields.

DESIRABLE

Experience in AWS (CloudFormation or CDK).
Knowledge of Docker containers.
Fluent English (minimum B2).

WHAT WE OFFER

At Lynx, we develop advanced technology for fraud prevention and anti-money laundering (AML), helping global organizations make real-time decisions through advanced analytics and artificial intelligence.

We offer an international and specialized environment where you can grow, innovate, and develop with purpose, contributing to a safer and more transparent financial system.

We take care of your well-being with our Wellbeing program, health insurance, life insurance, and access to Wellhub.

We promote flexibility with a hybrid and collaborative model, meal vouchers, and family support measures.

Additionally, we boost your growth with specialized training and career opportunities in a global technological ecosystem focused on data and AI applied to fraud and AML.

If you want to know more about us, visit our website https://lynxtech.com/

View original advert (Spanish)

Lynx Financial Crime Tech está buscando un/a Elasticseach Engineer

POR QUÉ DEBERÍAS CONSIDERAR ESTA OPORTUNIDAD

En Lynx Financial Crime Tech S.A, somos una empresa de software basado en IA especializada en detectar y predecir patrones de comportamiento. Dirigida por un equipo experto del sector financiero y académico, desarrollamos e implementamos tecnologías de IA de vanguardia y autoaprendizaje. Nuestra plataforma destaca en tecnologías de procesamiento de transacciones de baja latencia y está disponible tanto in situ como en la nube.

Damos prioridad a la VISIÓN, la AGILIDAD y la VELOCIDAD para ofrecer experiencias de cliente excepcionales y hemos establecido relaciones duraderas y de confianza con algunas de las principales instituciones financieras, fintechs y empresas comerciales de todo el mundo.

Adoptamos una sólida cultura de riesgos y esperamos que todo nuestro equipo, independientemente del puesto que ocupen, tengan una actitud proactiva y responsable hacia la gestión de riesgos.

Lynx se enorgullece de ser una organización en la que hay igualdad de oportunidades independientemente de la identidad de género, la cultura y la discapacidad. Nuestra misión es contribuir a que más personas y empresas prosperen.

QUÉ HARÁS EN TU TRABAJO

Como Elasticsearch Engineer tu objetivo será clave en la arquitectura, mantenimiento y optimización de nuestros clusters de Elasticsearch, los cuales son fundamentales para la búsqueda, correlación y análisis de datos de transacciones financieras en tiempo real.

Participarás en:

Diseño e implementación de arquitecturas eficientes con Elasticsearch.
Análisis de rendimiento y ajuste de queries, shards, índices y nodos.
Integración de Elasticsearch con otros componentes de nuestra plataforma en AWS.
Diagnóstico y resolución de incidencias relacionadas con búsquedas y almacenamiento.
Mejora continua en monitorización, escalabilidad y resiliencia del sistema.
Colaboración con ingenieros de datos y desarrolladores de backend.

EXPERIENCIA

+4 años trabajando con Elasticsearch en entornos productivos.
Conocimiento avanzado de internals de Elasticsearch: mappings, analyzers, clusters, shards.
Integración de Elasticsearch en sistemas distribuidos y en la nube (preferiblemente AWS).
Experiencia en scripting (Bash), programación en Python.
Familiaridad con Linux y administración de sistemas.

EDUCACIÓN

Grado en Ingeniería Informática, de Software o carreras afines.

DESEABLE

Experiencia en AWS (CloudFormation o CDK).
Conocimiento en contenedores Docker.
Inglés fluido (mínimo B2).

QUE OFRECEMOS

En Lynx desarrollamos tecnología avanzada para la prevención del fraude y la lucha contra el blanqueo de capitales (AML), ayudando a organizaciones globales a tomar decisiones en tiempo real mediante analítica avanzada e inteligencia artificial.

Ofrecemos un entorno internacional y especializado donde podrás crecer, innovar y desarrollarte con propósito, contribuyendo a un sistema financiero más seguro y transparente.

Cuidamos de tu bienestar con nuestro programa Wellbeing, seguro médico, seguro de vida, y acceso a Wellhub.

Impulsamos la flexibilidad con un modelo híbrido y colaborativo, ticket restaurant y medidas de apoyo familiar.

Además, potenciamos tu crecimiento con formación especializada y oportunidades de carrera en un ecosistema tecnológico global centrado en datos e IA aplicada a fraude y AML.

Si quieres conocernos más, visita nuestra web https://lynxtech.com/