Sr Software Developer Engineer

ZEFR is hiring!​ Our Software Engineering team is hiring an ​Senior Software Development Engineer​ with 7+ years of relevant experience, to be involved in designing and building cloud native applications and systems to enable the largest advertisers in the world to target video level content on Youtube, Facebook and more! This role is an important part of the rapidly scaling infrastructure and campaign management demands of being the leader in VideoID technology for enterprise media companies and content owners.

Here's what we're looking for:

  • Bachelor’s or Master's degree in Computer Science or a related field with ​7+ years​ of

    related professional experience

  • Fluency with any of the following programming languages: Python, JavaScript, Java,

    or Kotlin

  • Strong experience with distributed systems, ​cloud infrastructures and applications,

    micro-services architecture and web APIs.

  • Proficient with CI/CD and Agile practices

  • Data skills: RDBS, SQL, Key-Value stores, GraphDB, Machine Learning and data


  • Strong foundation in data structures, algorithms and software design

  • Experience with digital media, social media, and video APIs such as YouTube’s Data

    API is a big plus

  • Thorough testing and code review standards/practices

  • Strong verbal and written communication skills

  • Openness to adopt new technologies and creative solutions

  • Intrinsic drive to learn and experiment with new technologies, be creative and innovative, make a difference.

Technology @ ZEFR:

  • Languages: Python, Kotlin, Javascript,

  • Data stores: PostgreSQL, Elasticsearch, Neo4j, Redis, DynamoDB

  • Data processing: Apache Kafka including KStreams and KTables

  • DevOps: Kubernetes, Jenkins, Docker, Terraform, AWS ECS

Here's what you'll get to do:

  • Use your technical and creative genius in designing, developing, implementing, and deploying solutions for running millions of dollars of campaigns

  • Develop taxonomy and machine learning models for automation of video ad campaigns

  • Build new services integrating with multiple microservices in creative new ways

  • Work on producers and consumers for a big data Kafka pipeline.

  • Mentor junior team members with code review and philosophy, apply leadership skills

  • Apply and enforce best practices for extracting, transforming, and integrating new data sources

  • Write clean, tested, and well-documented code

  • Write integration, functional, performance tests

About Aviada

We are a company by employees, for employees. We put people before profits. Unlike other companies, we can brag that we put the well-being of the employee first, and that we have complied with the Mexican law from day 1 (and not when we were forced to do it).

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