Senior Backend Engineer

Apollo; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

A leading company in the SaaS space seeks a Senior Backend Engineer to join their dynamic team. You will work in a collaborative environment, focusing on scalable backend solutions and mentoring others. This role emphasizes quality, innovation, and proactive problem-solving, making it ideal for driven professionals eager to grow in their careers.

Benefits

Growth opportunities

Collaborative environment

Support for autonomy

Encouragement of bold ideas

Qualifications

• Minimum 8 years of industry experience in backend development.
• Experience developing distributed web applications.
• Strong CS fundamentals, including data structures and algorithms.

Responsibilities

• Design and implement scalable backend endpoints.
• Lead the full software development lifecycle.
• Mentor team members on best practices.

Skills

Communication

Problem Solving

Proactivity

Teamwork

Listening

Creativity

Organization

Ambiguity management

Project ownership

Distributed web development

Education

BS/MS in CS or related

Tools

GCP

Kubernetes

Docker

MongoDB

Redis

Ruby on Rails

Microservices

Machine Learning

Job description

Apollo.io is the leading go-to-market solution for revenue teams, trusted by over 500,000 companies and millions of users globally. Founded in 2015, the company is one of the fastest growing in SaaS, raising approximately $250 million to date and valued at $1.6 billion. Apollo.io provides sales and marketing teams with verified contact data for over 210 million B2B contacts and 35 million companies worldwide, along with tools to engage and convert these contacts in one unified platform. By helping revenue professionals find accurate contact information and automating outreach, Apollo.io turns prospects into customers. The company raised a Series D in 2023, backed by top-tier investors including Sequoia Capital and Bain Capital Ventures, with JD Sherman, former President and COO of Hubspot, on its board.

YOUR ROLE & MISSION

As a Senior Backend Engineer, you will be a critical part of our growing company, working on a cross-functional team to implement best practices in technology, architecture, and process. You will work in an open, collaborative environment, receive and give mentorship, and have opportunities for career growth. You enjoy learning and teaching, interfacing with design, front-end, analytics, and teams outside Engineering. You strive for quality, constantly investigating performance improvements and innovative ideas.

Our tech stack

includes React/Redux/NodeJS on the front end; Ruby/Ruby on Rails/MongoDB/Redis/Elasticsearch on the backend; and Kubernetes/Docker/Ansible/Terraform in infrastructure.

DAILY ADVENTURES & RESPONSIBILITIES

• Design and implement scalable backend endpoints
• Gather product requirements and write design docs
• Lead the full software development lifecycle
• Mentor team members on best practices
• Communicate development progress effectively
• Introduce new technologies and ideas
• Collaborate with a large global team
• Participate in scrum meetings and team activities
• Provide and respond to feedback professionally

COMPETENCIES

• Proactive, with the ability to identify improvements and drive best practices
• Develop highly available, scalable services with monitoring
• Share knowledge and uplift the team
• Deal effectively with ambiguity
• Own projects end-to-end
• Plan and break down large projects
• Communicate and listen effectively
• Creative problem solver with startup experience
• Confident in role ownership and bringing ideas to users

QUALIFICATIONS

• Minimum 8 years of industry experience in backend development, with 3-4 years in senior roles
• Experience developing distributed web applications
• Code must be well-structured, performant, and comprehensible
• Experience with database modeling (SQL or NoSQL)
• Designing and using RESTful services
• Strong CS fundamentals, including data structures and algorithms

Must have:

Communication, Problem Solving, Proactivity, Teamwork, Listening, Creativity, Organization, Ambiguity management, Project ownership, Distributed web development.

Nice to have:

BS/MS in CS or related, GCP, Kubernetes, Docker, MongoDB, Redis, Ruby on Rails, Microservices, Machine Learning.

Why You’ll Love Working at Apollo

We are driven by a mission to help customers unlock revenue potential. We take ownership, move with focus and urgency, and foster a learning environment. We invest in your growth, support autonomy, and encourage bold ideas and courageous action. Join us if you want your work to matter, to push boundaries, and thrive in your career.

Learn more here!