Data Engineer For Data Group

About The Position
Join Lusha, where culture isn't just a label-it's our DNA. We're dreamers, innovators, and learners, driven by simplicity, collaboration, and trust. At Lusha, every voice matters, and together, we shape a company we're proud of. Ready to be part of something truly unique? Join us, and let's grow better together.
As a Lusha employee, you'll empower B2B sales professionals globally to unlock lucrative revenue opportunities and drive sustainable growth. With over 1 million users and a database of 200+ million entries, your contributions will directly impact our customers, revolutionizing the way they approach sales and positioning them for long-term success in a competitive marketplace. With 40,000 new signups benefiting from our dynamic platform each month, your role is crucial in continuing to enhance and expand our offerings. You'll help deliver exceptional value to our growing user community, ensuring they have the best tools at their disposal to succeed in a competitive marketplace.
We're looking for a Data Engineer to design and implement high-scale, data-intensive platforms, research and develop algorithmic solutions, and collaborate on key company initiatives.
You will play a critical role within Lusha's core data teams, which are responsible for managing and optimizing Lusha's fundamental data assets.
Where does this role fit in our vision?
Every role at our company is designed with a clear purpose-to integrate collective efforts into our shared success, functioning as pieces of a collective brain. At Lusha, data is at the heart of everything we do. Our data engineers are responsible for building and maintaining the core products that power our business. The data teams own and manage the pipelines that generate Lusha's assets, with a strong focus on optimizing key company KPIs.
We leverage cutting-edge technologies to build and scale our data infrastructure. In this role, you will work closely with Data Scientists and Data Analysts on a daily basis, collaborating to develop innovative data solutions that drive business impact.
How you'll shape the future of B2B sales

• Solve Complex Business Problems with Scalable Data Solutions
• Develop and implement robust, high-scale data pipelines to power Lusha's core assets.
• Leverage cutting-edge technologies to tackle complex data challenges and enhance business operations.
• Collaborate with Business Stakeholders to Drive Impact
• Work closely with Product, Data Science, and Analytics teams to define priorities and develop solutions that directly enhance Lusha's core products and user experience.
• Build and Maintain a Scalable Data Infrastructure
• Design and implement scalable, high-performance data infrastructure to support machine learning, analytics, and real-time data processing.
• Continuously monitor and optimize data pipelines to ensure reliability, accuracy, and efficiency.

Requirements
Here's what we need from you

• 3+ years of experience in designing and implementing server-side data solutions at scale.
• 4+ years of programming experience, preferably in Python and SQL, with a strong understanding of data structures and algorithms.
• Proven experience in implementing algorithmic solutions, data mining, and analytical methodologies to optimize data processing and insights.
• Proficiency in orchestration frameworks such as Airflow, Kubernetes, and Docker Swarm, ensuring seamless workflow automation and management.
• Experience with Data Lakes and Spark is a strong advantage, particularly for processing large-scale datasets.
• Familiarity with the AWS ecosystem (S3, Glue, EMR, Redshift) - nice to have
• Knowledge of tools such as Kafka, Databricks, and Jenkins is a plus.
• Hands-on experience working with various database engines, including:
• Relational databases (PostgreSQL, MySQL)
• Document storage (MongoDB)
• Key-value stores (Redis)
• Time-series databases (Elasticsearch, ClickHouse)

How will you innovate? How will you learn?
As a growth-stage company constantly evolving, you'll find opportunities to tackle unique projects and initiatives, all while being part of a thriving company that has evolved from its startup roots. You'll play a crucial role in our journey, with plenty of room to grow professionally. And as we move forward, you'll have a stake in our success, sharing in the rewards as we expand and innovate together, continuously learningalong the way.
Why Lusha? It's simple
Established in 2016 by Assaf Eisenstein and Yoni Tserruya, Lusha's dream is to revolutionize the B2B sales landscape. With significant investments totaling $240 million, we've transitioned from our bootstrap origins to unicorn status with a value estimation of $1.5 billion. This journey reflects our unwavering commitment to innovation and excellence as we continuously set new standards in the industry. Trusted by industry giants like Zendesk, Google, and Yotpo, Lusha is the go-to resource for sales intelligence, having started as a profitable bootstrap company and survived solely on profits for 4.5 years. Join us and experience a career journey as distinct and dynamic as you are.