Senior Backend Platform Engineer – Profiling Services

Jobtailor; California (MO); On-site; USD 130,000 - 170,000; Full time

Job summary

Jobtailor is seeking a senior backend engineer to design and build production services for performance analysis and collaborative workflows. You will improve data-heavy experiences, scale systems, and ensure reliable handling of large datasets.

Responsibilities include creating durable interfaces, evolving data models, and implementing robust concurrency and recovery. Collaborate with frontend, security, and product teams to deliver complete customer workflows.

Qualifications

• Experience building production backend services and distributed systems.
• Strong foundation in automated tests, failure handling, and API evolution.
• Proficiency with Python or similar language and SQL expertise.

Responsibilities

• Design and build production backend services for interactive performance analysis and collaborative workflows.
• Improve responsiveness, scalability, and efficiency of data-intensive product experiences.
• Develop reliable onboarding, validation, organization, and serving of large performance datasets.
• Create durable service interfaces and evolving data models for growth.
• Engineer resilience for concurrency, partial failures, retries, and recovery.
• Establish testing, observability, and operational practices for your capabilities.
• Partner with frontend, security, product, and source-system teams to deliver complete workflows.

Skills

Python Programming

SQL Proficiency

Asynchronous Backend Experience

Distributed Systems

Automated Testing

API Evolution

Data Modeling

Performance Analysis

Concurrency Handling

Failure Recovery

Education

BS or MS in Computer Science, Data Engineering, or related field

Tools

Observability Tools

Load Testing Tools

Job description

• Design and build production backend services for interactive performance analysis and collaborative workflows.
• Improve the responsiveness, scalability, and efficiency of data-intensive product experiences.
• Develop reliable capabilities for onboarding, validating, organizing, and serving large performance datasets.
• Create durable service interfaces and data models that can evolve as product needs grow.
• Engineer resilient behavior for concurrency, partial failures, retries, and recovery.
• Establish effective testing, observability, and operational practices for the capabilities you own.
• Partner with frontend, security, product, and source-system teams to deliver complete customer workflows.

Requirements

• BS or MS in Computer Science, Data Engineering, or a related field, or equivalent experience.
• 5+ years of experience building production backend services, distributed systems, analytical systems, or data platforms using Python or a comparable language.
• Strong software engineering fundamentals, including automated tests, failure handling, production diagnostics, and compatible evolution of APIs or stored data.
• For service-focused work, experience with asynchronous backends and hands-on depth in query execution or real-time stateful systems.
• For data-focused work, strong SQL and experience with ingestion, schema evolution, analytical storage, or query-optimized data modeling.
• Sound judgment about failure and concurrency, demonstrated through problems such as cancellation, replay, safe retries, or recovery.
• Ability to measure system behavior and turn logs, metrics, traces, load tests, or data-quality signals into practical improvements.
• A record of working across client, service, data, and security concerns to ship a complete production workflow.

Core Competencies

Demonstrates expertise in building production backend services and distributed systems, with a strong focus on data engineering, performance analysis, and collaborative workflows. Proficient in Python, SQL, and implementing resilient systems that handle concurrency and failures effectively.

Highest-signal resume keywords

• Production Backend Services Development
• Data Engineering
• Python Programming
• SQL Proficiency
• Asynchronous Backend Experience

ATS Optimization Keywords

Hard Skills

• Backend Services
• Distributed Systems
• Data Platforms
• Automated Testing
• API Evolution
• Query Execution
• Data Modeling
• Performance Analysis
• Concurrency Handling
• Failure Recovery

Soft Skills

• Sound Judgment
• Collaboration

Industry Keywords

• Data-Intensive Products
• Performance Datasets
• Operational Practices
• Client-Service Integration
• Analytical Storage

Tools & Technologies

• Observability Tools
• Load Testing Tools