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3Core Systems , Inc

Backend Software Engineer

Sorry, this job was removed at 09:12 a.m. (CST) on Friday, Jul 17, 2026
Remote
Hiring Remotely in United States
Remote
Hiring Remotely in United States

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This is a remote position.

Title: Backend Software Developer

Duration: 12 months

Location: Remote

 

Core Technical Requirements

Primary Skills

·         Scala (mandatory):

o    Minimum 2–3 years of hands-on experience

·         Java:

o    Strong experience with Java 17+

·         Backend Development:

o    Building web services and data pipelines

 

 

Frameworks & Technologies

·         Akka / Pekko (critical):

o    Akka Streams (now Pekko Streams)

o    Actors, Cluster, Singleton, Persistence, HTTP

·         Functional Programming:

o    Experience with Cats / Cats Effect

·         Streaming & Distributed Systems:

o    High-concurrency and distributed architecture experience

 

 

AWS & Cloud Stack

·         Strong experience required with:

o    IAM

o    Kinesis

o    DynamoDB

o    SQS / SNS

o    API Gateway

o    KMS

 

 

Additional Technical Skills

·         SQL and query optimization

·         CI/CD pipelines (GitHub Actions preferred)

·         DevOps exposure

·         High availability & scalable system design

·         Architecture-level understanding (hands-on, not theoretical)

 

 

Ideal Candidate Profile

·         Typically 8+ years of experience

·         Background:

o    Started with Java → transitioned to Scala

·         Strong in:

o    Functional programming

o    Distributed systems

o    Stream processing

·         Hands-on engineer (not managerial)

 

 

Interview Process

·         Total rounds: 3

·         Structure:

o    2 coding rounds

o    Additional round covering:

§  Functional programming (Scala)

§  SQL

§  AWS

§  CI/CD

§  System design

Focus Areas

·         Scala coding proficiency

·         Akka/Pekko frameworks

·         Stream processing

·         Web services design

·         Distributed systems

 

 

7. Role Scope & Responsibilities

·         Backend application development

·         Building:

o    Web services

o    Data pipelines

·         Processing machine-generated events

·         No embedded systems interaction

 



HQ

3Core Systems , Inc Austin, Texas, USA Office

9101 Burnet Rd, Suite 207, Austin, TX, United States, 78758

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