Back-End API/Cloud Developer

Job#: 3030574
Job Description:
Senior Backend Engineer, Telematics Platform
Work Arrangement: Hybrid, 3-4 days per week in office
Education Required: Bachelor's Degree
Experience Required: 7+ years in IT, including 5+ years of software development experience
Position Overview
This Senior Backend Engineer will be responsible for designing, building, and operating high-throughput backend systems that ingest, process, and serve large volumes of telematics data from connected vehicle fleets.
The role sits at the intersection of distributed systems, data engineering, cloud development, and API development, delivering reliable, low-latency services that support fleet intelligence products for commercial and enterprise customers.
Key Responsibilities

• Design and develop scalable, high-performance backend services and APIs that process and expose telematics data, including GPS, trip events, driver behavior, vehicle diagnostics, and sensor telemetry.
• Build and maintain real-time and batch data pipelines that ingest high-volume vehicle event streams from technologies such as Pub/Sub and Kafka into data warehouses and operational data stores.
• Architect and optimize data access across:
  • PostgreSQL / Cloud SQL
  • BigQuery
  • Redis
  • Bigtable
• Work with data engineers and analysts to design stored procedures, views, and query patterns that support strict latency and throughput SLAs.
• Develop data aggregation, transformation, and enrichment logic, including:
  • Time-series rollups
  • Geospatial calculations
  • Unit conversions
  • Time-zone conversions
• Build and enforce data contracts and schema evolution strategies to maintain backward compatibility across upstream producers and downstream API consumers.
• Integrate backend services with cloud-native infrastructure, including event-driven architectures, scheduled jobs, serverless functions, and Kubernetes/GKE.
• Implement observability through structured logging, distributed tracing, and metrics.
• Participate in on-call rotations supporting availability and reliability targets.
• Apply security best practices including authorization scoping, secrets management, and data privacy controls.
• Partner with product, data science, and platform teams in an Agile delivery model.
• Participate in technical design reviews, code reviews, and architectural decisions.

Required Skills
Google Cloud Platform (Google Cloud Platform)
Hands-on experience deploying and managing services within Google Cloud Platform, including:

• Compute Engine
• Cloud Storage
• IAM
• Cloud Functions
• GKE / Kubernetes
• Cloud SQL
• Pub/Sub

Big Data
Experience working with large-scale data processing technologies such as:

• Apache Spark
• Dataflow
• BigQuery
• Large-scale ETL/data pipelines

Artificial Intelligence / Expert Systems
Experience developing or integrating AI/ML models and/or rule-based expert systems.
Examples may include:

• Vertex AI
• Classification or predictive models
• Automated rule engines

API Development
Strong experience designing, building, and consuming:

• RESTful APIs
• gRPC APIs
• OAuth 2.0 authentication
• Versioned APIs
• Backend microservices

Required Experience

• 7+ years of overall IT experience.
• 5+ years of software development experience.
• Practical experience in at least 2 coding languages, or advanced expertise in 1 language.
• Senior-level engineering experience with the ability to provide technical guidance.

Preferred Technical Experience
Languages

• Kotlin
• Java
• Python
• Equivalent JVM/backend languages

Frameworks & APIs

• Spring Boot
• gRPC
• REST API design

Data Technologies

• BigQuery
• PostgreSQL
• Redis
• Bigtable
• Kafka
• Pub/Sub

Cloud & Infrastructure

• Google Cloud Platform
• Docker
• Kubernetes / GKE
• CI/CD pipelines

Engineering Practices

• Test-Driven Development (TDD)
• MLOps-adjacent data pipeline patterns
• Database performance tuning
• API versioning
• Observability and reliability practices

Preferred Google Cloud Platform Experience
Familiarity with advanced Google Cloud services, including:

• Vertex AI
• Dataflow
• Cloud Composer / Airflow
• BigQuery ML

Education
Required: Bachelor's Degree
EEO Employer
Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .
Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
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Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.
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