Full Stack Software Engineer

V2X Current Openings•Harvard, MA

9d•Hybrid

About The Position

V2X’s transportation solutions group is currently seeking a Senior Full Stack Software Engineer for its Tolling and Transportation projects. This individual will be responsible for the overall design and implementation of our next generation tolling platform. The V2X engineering team consists of a diverse group of professionals tasked with design and development of the next generation of tolling systems with a high focus on the inclusion of AI and ML capabilities. We are seeking a Full Stack Software Engineer to architect and build next-generation software solutions spanning scalable APIs, intuitive user interfaces, and robust cloud infrastructure. You will play a pivotal role in designing full lifecycle systems—from database to browser—while integrating CI/CD pipelines and optimizing releases across multi-cloud environments including private cloud, OCI, and Azure.

Requirements

5+ years of full stack development experience across frontend and backend
Proficient in Python, JavaScript/TypeScript, and/or C++ (per resume context), with strong grasp of software engineering principles
Experience building and deploying FastAPI-based microservices and React-based frontends
Understanding of application security best practices and DevSecOps integration
Familiarity with container orchestration (Kubernetes) and Docker-based workflows
Strong testing fundamentals (unit, integration, API), using pytest, unittest, and JavaScript-based test runners
Solid experience with RESTful API design, authentication/authorization (OAuth2, JWT), and service communication patterns
Participated in On-Call rotations and practices full ownership of feature creation

Nice To Haves

Exposure to embedded hardware development
Experience with cross-platform development and edge computing
Familiarity with MLOps workflows and integrating ML/AI into full stack applications
Knowledge of backend message queues, pub/sub systems, and event-driven architecture to support IoT use cases

Responsibilities

Design and implement scalable backend services using Python (FastAPI)
Develop dynamic, responsive web frontends using React, TypeScript, and Next.js
Collaborate with design and product teams to build clean UI/UX workflows using component libraries
Work with private clouds, Oracle Cloud Infrastructure (OCI), and Microsoft Azure
Write and optimize SQL/NoSQL queries across relational and document stores (PostgreSQL, MS SQL, Oracle, MongoDB)
Develop APIs using OpenAPI and ensure compatibility across microservices
Integrate with observability tooling (Prometheus, Grafana) and logging systems (ELK)
Ensure security and performance tuning across the stack: secure authentication, input validation, RBAC
Author internal technical documentation and participate in code reviews, architecture design sessions, and Agile ceremonies
Mentor junior developers and contribute to team knowledge-sharing