Sr Full stack Software Engineer
First seen by Alion on Jun 29, 2026.
WHO ARE YOU? You bring strong backend and full stack technical expertise to your work as a Senior Software Engineer. You thrive in a collaborative, fast-moving development environment, and are motivated to ensure your work has a positive impact.
WHO ARE WE? We are passionate, innovative, lifelong learners, and creative thinkers working to develop culturally authentic language learning products for K-12 schools and universities.
WHAT IS THIS ROLE ABOUT? As a Senior Software Engineer here, you will join a Development team that is focused, professional and consistently driving innovation that shapes our industry-leading digital language education products.
OUR TECHNOLOGY STACK
Languages/Frameworks: Ruby/Rails, JS, Vue
Persistence: MySQL, Postgres, Redis, ElasticSearch
Hosting: AWS
IN THIS ROLE YOU WILL:
- Participate in all aspects of the Software Development Lifecycle (SDLC)
- Perform tests to optimize performance
- Write clean code to develop functioning web applications
- Work effectively and collaborate with different team members to deliver on-time and efficient projects
YOU MUST HAVE (MINIMUM REQUIRED SKILLS & EXPERIENCE):
- Bachelor’s Degree
- 7+ years of Senior level Software Engineering experience with Ruby, Ruby on Rails or Python + JavaScript
- Demonstrated software architectural design experience, including data persistence and API design
- Strong understanding of networking and web browser protocols
- Advanced working knowledge of *nix systems, and comfort working at terminal command line.
- Advanced SQL and DB schema design knowledge
- Advanced working knowledge of git & GitHub
- Experience collaborating with other departments/teams
- Strong communication, listening and interpersonal skills to be able to actively listen to needs and respond to audience appropriately
IDEAL IF YOU HAVE or ARE (PREFERRED SKILLS & EXPERIENCE):
- Experience with Sagemaker, AWS Poly, Azure Speech Service
- Experience with SQL, Postgres, Redis, Elasticsearch
- Experience building and deploying high-capacity applications in cloud environments, especially AWS
- A strong understanding of how to architect solutions for scalability and performance
- Experience working with LLMs and AI tooling for developers
- Experience with Ruby highly preferred
- Experience in ed-tech, education, language-learning or a similar industry
- Familiarity with Web Content Accessibility Guidelines (WCAG) and best practices for meeting 2.1 AA compliance
LOCATION: Boston-Hybrid or Remote - Eastern US Time Zone
Position requires current residence within the United States of America and within the eastern time zone. Ideal candidates will be located within close proximity to our Boston office location and be willing to work a Tuesday and Thursday (2-day minimum) Hybrid schedule. Relocation assistance is not available.
SALARY: $140k-$150k annual base salary range
This position is salaried and is eligible for an annual incentive based on employee and organizational performance.