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Sr. Software Engineer (Full Stack) - Remote US

Dynamic Signal

Dynamic Signal

Software Engineering
United States · Remote
Posted on Thursday, May 4, 2023
Who We Are
At Firstup, our mission is to improve the employee experience at every moment that matters, large and small. As the communication pipeline for the world's workforce, we now serve 40 of the Fortune 100 companies, reaching and connecting more than 17 million employees daily.
Our employees are experts in the employee experience, workforce communications and technology.
Joining Firstup means joining a movement to make work better for every worker. As the world’s first intelligent communication platform, Firstup meaningfully engages employees at every moment from hire to retire, and delivers engagement insights to help companies support, promote and retain their talent. Our movement has taken root and is evident in our world-class customer base. Now we need your help. Ready to make a difference in the world?
Our Values
Every employee is an owner with responsibility and credit for our progress.
Leadership is in our build and we see change as a catalyst for improvement.
We win as a team, committed to help our coworkers and customers thrive.
Position Overview
We are looking for talented Sr. Software Engineers (Full Stack) to join our team! We are rapidly expanding and you will be responsible for delivering new solutions and services while constantly improving our approach to architecture, scale, availability and fault-tolerance. If there is a specific challenge you are looking for, we most likely have it for you.


  • Utilize your real-world knowledge and experience to help us build scalable SaaS applications.
  • Write high-quality code (i.e., reliable, readable, efficient, testable, scalable, maintainable), provide quality code reviews, create comprehensive tests and quality documentation.
  • Apply broad, in-depth knowledge to develop and maintain large-scale multi-tenant services in the cloud.
  • Collaborate across teams on industry standards and best practices to help others solve complex problems.
  • Design future ready solutions and address architectural gaps.
  • Recognize opportunities and advocate for better performance and efficiency of software, systems, processes across teams.
  • Identify, analyze, and resolve system availability, reliability, and performance issues.
  • Encourage and promote ideas/opinions of others from diverse backgrounds and experiences.

You Have

  • 5+ years of experience building reliable, performant applications and microservices.
  • Recent experience with Ruby on Rails
  • Identified as a polyglot who is comfortable evolving as tech changes. May have experience working with TypeScript or JavaScript frameworks (ie: Node.js, React.js).
  • Proven experience developing on the front-end, back-end, and the database.
  • Technical depth and mastery in at least one software engineering topic (networking, security, serverless, event streams, etc.)
  • Excitement and drive to build beautiful, intuitive products.
  • Innate curiosity, and a desire to learn and teach.
  • Strong focus on customer experience.
  • Eagerness to share your own ideas and openness to those of others.

You Might Have

  • Experience with Kubernetes, Docker, Helm.
  • Experience with AWS.
  • Experience with ML, AI.
  • Experience working for an enterprise SaaS organization.
  • Open-source contributions and history of side-projects.
Firstup expects the base salary for this role to be between $120,000-$220,000. The starting rate of pay may vary based on factors including, but not limited to, position offered, location, education, training, and/or experience.
Why Firstup?
Because you care - about people, the work you do, and the connections you make. Work is such a large part of life; it only makes sense to make it awesome.
If you want to engage brilliant minds in a high-growth and inclusive environment where ideas are rewarded regardless of who they come from, join us. This is a rapidly changing space so if you thrive on ambiguity, are hungry for a challenge, and have the guts to speak your mind, you could be a perfect fit.
We offer an excellent PTO program, great health benefits, a casual and friendly environment, remote work, and a leadership team who truly believes in your growth – both personally and professionally.
Firstup is committed to providing equal employment opportunities to all applicants for employment and to all employees, without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, protected disability, veteran status, or any other protected status in accordance with applicable federal, state or local laws.