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Senior Software Engineer, Backend

Remote (U.S.)
$177,000-$192,000
Software Development
Java
AWS
API
RESTful
Spring

About the job

Flex is looking for a Software Engineer who will be responsible for implementing the various backend systems that support all business features.

In this role, you will be part of the backend engineer team, responsible for the services and integrations that power our products, such as Payment, Billing, Identity, partner integration, etc. You’ll be designing, developing, testing, and scaling systems needed to deliver great user and partner experiences.

You’ll work closely with your product, design and engineering peers to solve our users' most pressing problems around rent payment. You’ll roll out changes to our customers in an agile manner with a delivery cadence that favors small, frequent iterations. The ideal candidate will be comfortable leading scoping, design and implementation for APIs they build and can drive their production rollouts to completion with minimum oversight.

A minimum of 4 years of experience with Java is required for this position.

Minimum Qualifications

  • Minimum of 6 years experience in software engineering
  • Minimum of 4 years experience with Java
  • Ability to work on a globally-distributed team with a high degree of ownership
  • Experience working with technical and non-technical stakeholders, successfully aligning and setting expectations on scope and delivery
  • Ability to grow in a fast-paced and dynamic environment that will challenge you to always bring your best
  • Experience building robust, fault-tolerant systems with multiple external dependencies
  • Experience designing, building, and maintaining data pipelines
  • Proficient in Java frameworks and tools used at Flex, including Spring (core/web/boot), Gradle, JUnit, and JVM (memory/performance tuning, GC).
  • Experience with Service-Oriented Architecture, REST APIs, Message Queues, and scalable architectures.
  • Experience with AWS (EKS, Aurora RDS, Elasticache, DynamoDB) and containerization tools.

Preferred Qualifications

  • Proficient in CI/CD systems (preferably GitHub Actions), git, and automation.
  • Skilled in observability and monitoring tools, such as DataDog, to ensure high availability.
  • Experienced with big data platforms and tooling, including Snowflake.
  • Proficient in Infrastructure as Code, using tools like CDK and Terraform.
  • Skilled at elevating team standards through best practices, and mentoring junior engineers.
  • Excellent written and verbal communicator, with experience in cross-functional collaboration.
The salary compensation range for this role will be commensurate with the candidate's experience and Flex's internal leveling guidelines and benchmarks.
  • For working locations in NY/NJ/CA, the base salary pay range will be $197,000-$213,000
  • For all other states, the base salary pay range will be $177,000-$192,000

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