Senior Scala/Python Engineer

Rewards Network

Senior Software Engineer developing scalable back-end systems for Rewards Network’s dining platform. Leading technical projects and mentoring engineers in functional programming practices.

Posted 5/7/2026full-timeChicago • Illinois • 🇺🇸 United StatesSenior💰 $130,000 - $170,000 per yearWebsite

Tech Stack

Tools & technologies

DockerKafkaKubernetesMicroservicesPostgresPythonScala

About the role

Key responsibilities & impact

Lead the development of scalable back-end systems to support platform services.
Architect RESTful APIs and microservices using functional programming to ensure reliability and maintainability.
Build real-time data pipelines to enable efficient platform operations.
Optimize databases for performance and data integrity.
Mentor team members on functional programming practices and system design for high-quality, testable code.
Collaborate with DevOps and data teams to align on platform performance and operational needs.
Implement security measures to safeguard sensitive platform data.
Oversee projects from design to deployment, ensuring alignment with business goals.
Enhance CI/CD processes to maintain platform reliability.
Research advanced functional programming techniques to improve system performance.

Requirements

What you’ll need

7+ years of experience in back-end software development, with at least 3 years focused on functional programming.
Expert proficiency in Scala or other functional programming languages for building complex back-end systems.
Strong experience with functional programming libraries, including Cats Effect, for concurrent and scalable applications.
Advanced skill in designing RESTful APIs and microservices with functional paradigms.
Proficiency in event streaming systems like Kafka for real-time processing.
Expertise in optimizing relational databases (e.g., PostgreSQL) for high-throughput environments.
Ability to write clean, testable code adhering to functional programming principles.
Deep knowledge of security practices for critical systems.
Proven ability to lead technical projects and mentor engineers across teams.
Experience with CI/CD pipelines and containerized environments (e.g., Docker, Kubernetes).
Familiarity with Typelevel ecosystem (preferred).
Experience building applications using Python (preferred).

Benefits

Comp & perks

Comprehensive benefits package, which includes:
Competitive Time Off Benefits: including flexible PTO, 11 company holidays, and parental leave.
Generous dining reimbursement when you dine with our restaurant clients
401(k) plan with a company match
Two medical plan options- Standard PPO or High Deductible Health Plan (HSA with company match for HDHP participants)
Partnership with Rx n Go, offering certain prescriptions for free
Two dental plan options and a vision plan
Flexible Spending Accounts and a pre-tax commuter benefit program
Accident, Critical Illness, and Hospital Indemnity Insurance Plans
Short Term and Long Term disability
Company-paid life insurance and AD&D insurance, supplemental employee, spouse, and child life insurance
Employee Life Assistance Program
Hybrid working environment in a new office space downtown near the Metra Train stations and catered lunches on Tuesdays.

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Hard Skills & Tools

back-end software developmentfunctional programmingScalaRESTful APIsmicroservicesCats Effectevent streaming systemsKafkarelational databasesPostgreSQL

Soft Skills

mentoringcollaborationproject leadershipcommunication