Backend Developer

Location: Webz.io careers (IL)

Experience Level: Mid level

Description

Webz.io is looking for a Backend developer to join our engineering team, taking a key role in designing and scaling both our core data collection systems and our high-throughput ingestion pipelines. 

Webz.io’s mission is to empower companies by providing seamless access to high-quality open, deep, and dark web content, enabling them to focus on insightful data analysis rather than complex data collection. We pride ourselves on offering access to the most comprehensive data repositories across various verticals and are committed to providing exceptional and rapid support to meet our clients’ evolving data needs.

for creating requisitions 'from scratch'

Responsibilities

• Develop, scale, and maintain the collection systems and high-throughput ingestion architecture. 
• Design and implement robust backend services, microservices, and feature enhancements using both Java and Python. 
• Build and optimize scalable data pipelines handling massive volumes of data from various sources through to downstream storage and indexing.
•  Troubleshoot, monitor, and test core product software, message brokers, and distributed databases to ensure healthy functionality, identify bugs, and ensure proactive resolution.
• Implement architectural optimizations to enhance system efficiency, low latency, reliability, and scalability across multi-cloud environments. 
• Collaborate with cross-functional teams to define requirements, design resilient system architectures, and deliver high-impact production solutions.

Requirements

• 4+ years of backend software engineering experience with strong proficiency in Java (Spring Boot) and Python.
• Proven track record of building, scaling, and maintaining high-throughput microservices, data pipelines, and distributed architectures.
• Extensive experience with high-throughput message brokers (e.g., Apache Pulsar, Apache Kafka, RabbitMQ).
• Solid hands-on experience with relational, distributed, and non-relational databases (e.g., TiDB, Elasticsearch, MySQL, Redis, Galera).
• Strong experience working in public cloud environments (e.g., AWS, OCI), Linux operating systems, and web infrastructure (HTTP, APIs, crawling mechanisms).
• A people-oriented team player with strong soft skills, creative problem-solving, task prioritization, and fluent English (written and spoken).

What we offer

• Our offices are a workplace that encourages an open culture. Everyone is a hands-on contributor and feels comfortable sharing ideas and opinions. We do what we love, and we love what we do
• Excellent conditions of employment and competitive salary
• Dynamic, fun working environment