Tech Jobs for GoodRemote
Senior Software Engineer - Backend
United States of America
Full Time
17 hours ago
$130,000 - $210,000 USD
No H1B
Key skills
JavaCloud-native backend servicesAWSReal-time data processingStreaming systemsEvent-driven systemsPredictive algorithmsAPI developmentSQLApache KafkaPythonJavaScriptVue.jsAWS Step FunctionsOpenness to feedbackKafkaVue
About this role
Swiftly is a leading transit data platform dedicated to improving city transit efficiency by providing real-time passenger information and operational tools. The Senior Software Engineer - Backend role involves developing and maintaining real-time algorithms and backend services that power accurate transit predictions and data pipelines, supporting transit agencies to enhance service reliability and passenger experience.
Responsibilities:
- Design, evaluate, build, and maintain real-time algorithms and systems for vehicle tracking, map-matching, ETA predictions, and disruption detection
- Contribute to Swiftly's real-time data pipelines, APIs, and cloud services that power customer-facing products
- Build data infrastructure to support rigorous algorithm development, validating changes at scale before they reach production. This may include pipelines for capturing and replaying real-time data, offline evaluation frameworks, and shadow testing infrastructure
- Collaborate with product managers, designers, and engineers to prototype solutions, validate approaches, and deliver incremental value
- Break down complex problems into smaller, testable pieces to help the team move quickly and reliably
- Share designs and technical decisions openly, weighing tradeoffs and documenting for alignment
- Apply modern engineering practices to deliver robust, maintainable, and extensible code
- Support and elevate teammates through code reviews, pairing, and knowledge sharing
- Take ownership of your work and team outcomes, continuously reflecting and improving
Requirements:
- 5+ years of software engineering experience, ideally with data-intensive or real-time systems
- Experience with Java and cloud-native backend services (AWS preferred)
- You've taken algorithms from idea to implementation, delivering production-ready systems that drive real-world impact
- Strong understanding of real-time data processing, such as streaming, event-driven, or predictive systems
- Comfortable building and consuming APIs; proficient with SQL
- Curiosity and excitement about applying predictive algorithms to solve real-world problems in transit
- Growth mindset and adaptability in a fast-changing technical landscape
- Collaborative, humble, and open to feedback; thrives in blameless, team-oriented environments
- experience with Apache Kafka
- Python/JupyterHub
- JavaScript/Vue.js
- AWS Step Functions