Senior Backend Software Engineer (Remote)
About the role
Senior backend engineer responsible for implementing best practices in technology, architecture, and process, working on a cross-functional team to develop and scale backend systems, with a focus on quality, automation, and collaboration.
Responsibilities
- Work closely with CTO, VP of Product, and engineering team to design, iterate, and implement core product initiatives.
- Backend development of RESTful services in Python, Ruby on Rails, MongoDB, and Elasticsearch.
- Scaling existing backend systems to handle increased traffic and new product requirements.
- Help maintain code quality, organization, automation, and continuous delivery.
Qualifications
- BS or MS degree in Computer Science.
- Minimum 5 years of industry experience in backend development, with 1-2 years in senior roles.
- Experience with database modeling (SQL or NoSQL).
- Experience designing and using RESTful services.
- Strong knowledge of data structures, algorithms, and object-oriented design.
- Previous experience in an agile startup environment.
Skills

About Apollo.io
Apollo is the foundation of your entire go-to-market strategy.
Founded in 2015, Apollo.io is a lead intelligence and sales engagement platform trusted by nearly 9,000 paying customers, from rapidly growing startups to some of the largest global enterprises. Our community-based approach to crowdsourcing data gives users maximum coverage while ensuring data accuracy. Our advanced algorithms and unique data acquisition methods help over 500,000 sales professionals enrich and analyze prospects' data to increase quality conversations and opportunities. We have notable investors: Y Combinator and Nexus Venture Partners. We recently completed a Series B financing to fuel our next growth phase. We have reached and maintained profitability for the last 18 months. Our growth and customer feedback set us apart from competitors. Apollo had over one million sign-ups for its platform in the past year, and the number of weekly active users increased by over 400%. We are a top-ranking G2 Crowd vendor in the Sales Intelligence, Lead Intelligence, Marketing Account Intelligence, and Sales Engagement categories. Our highest scores are in the B2B data space for accuracy and ROI based on customer reviews.
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