
TeamExtn is looking for a passionate Senior Scala Engineer. It will be expected from you to build pragmatic solutions on mission-critical initiatives. If you know your stuff, see the beauty in code, have knowledge in depth and breadth, advocate best practices, and love to work with distributed systems, then this is an ideal position for you.
As a core member of our Special Projects team, you will work on various new projects in a startup-like environment. These projects may include such things as building new APIs (REST/GraphQL/gRPC) for new products, integrating new products with core Carvana services, building highly scalable back end processing systems in Scala and integrating with systems backed by Machine Learning. You will use cutting edge functional Scala libraries such as ZIO. You will have the opportunity to work closely with our Product, Experience and Software Engineering teams to deliver impact.
Responsibilities:
- Build highly scalable APIs and back end processing systems for new products
- Contribute in the full software development lifecycle from design and development to testing and operating in production
- Communicate effectively with engineers, product managers and data scientists
- Drive scalability and performance within our distributed AI platform
- Full software development lifecycle from design and development to testing and operating in production
- Communicate effectively with engineers, product managers and data scientists
Skills And Experience:
- 4+ years experience with Scala or other functional language
- Experience with Akka and Lightbend stack
- Expert with PostgreSQL, MySQL or MS SQL
- Experience in architecting, developing, deploying and operating large scale distributed systems and actor systems
- Experience with cloud APIs (e.g., GCP, AWS, Azure)
- Messaging systems such as GCP Pub/Sub, RabbitMQ, Kafka
- Strong foundation in algorithms and data structures and their real-world use cases.
- Solid understanding of computer systems and networks
- Production quality coding standards and patterns
BONUS SKILLS:
- Experience with functional programming in Scala
- Knowledge of ZIO and related ecosystem
- Experience with functional database libraries in Scala (Quill preferred)
Our Interview Process:
Our interview involves 3 steps.
1. Code Evaluation - In this step we send you a simple assignment that you implement
2. First Technical Round - In this technical round we evaulate you on your skills, concepts and knowledge in Scala.
3. Second Technical Round - If the first round goes well we check how hands you are with Scala and have online problem solving session.

About TeamExtn
About
Teamextn builds you the right team to deliver software products successfully. We work with you on the design, development, deployment, and maintenance of your products. We see beauty in code and at the same time, understand things from the business side.
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Objective of the Role:
The Application Developer’s primary objective is to design, create, and maintain integration solutions using Oracle Integration Cloud (OIC) to streamline business processes and enhance operational efficiency.
Main Role (Overall Accountability):
- Design, develop, and implement integration solutions using Oracle Integration Cloud (OIC) to connect various applications, systems, and services.
- Customize and configure OIC adapters, connectors, and components to meet specific integration requirements.
- Develop RESTful and SOAP web services for data exchange and communication between different systems.
- Demonstrate good knowledge of cloud technologies (e.g., AWS Lambda functions for integration with AWS services).
- Collaborate with business analysts and stakeholders to gather requirements and define integration workflows and data flows.
- Perform troubleshooting, debugging, and performance tuning of integration solutions to ensure optimal performance and reliability.
- Develop and maintain documentation for integration processes, interfaces, and configurations.
- Perform code reviews to ensure quality and consistency.
- Ensure adherence to coding standards, development methodologies, and security protocols throughout the software development lifecycle.
Personnel Specification
Education:
- Bachelor’s degree in Computer Science, Information Technology, or a related field.
Experience:
- 5 or more years of experience in the IT industry.
- Experience in cloud-based integration platforms.
Skills and Abilities:
- Proven experience in designing, developing, and implementing integration solutions using OIC.
- Strong understanding of RESTful and SOAP web services, JSON, and other data formats.
- Experience in cloud-based integration platforms, writing AWS Lambda functions, and creating integrations across various channels.
- Strong knowledge of OIC API integrations.
- Strong understanding of SOAP-based and REST-based services.
- Strong development skills in Java.
- Strong knowledge of authentication methodologies used in integration platforms (OAuth, JWT, Basic Auth, etc.).
- Strong knowledge of OIC GEN2 and GEN3.
Note: This position is for the Bahrain region and is a full-time opportunity.
Senior BackEnd Engineer
The ideal candidate will have a strong background in building scalable applications, a deep understanding of back-end technologies, and experience with cloud infrastructure. As a Back End Engineer, you will be responsible for designing, developing, and maintaining a scalable workflow management system. You will work closely with cross-functional teams to build robust and efficient applications that meet the needs of our users. Your expertise in Scala, Python, AI Agents/APIs, and GCP will be crucial in ensuring our system is reliable, performant, and scalable.
Key Responsibilities:
Back-End Development:
- Build and maintain back-end services and APIs using Scala.
- Implement and optimize Orchestration workflow system involving database queries and operations.
- Build API integrations with Third Party APIs and services.
- Ensure robust and scalable server-side logic.
Cloud Integration:
- Deploy, manage, and monitor applications on Google Cloud Platform (GCP).
- Utilize GCP services to enhance application performance and scalability.
- Implement cloud-based solutions for data storage, processing, and analytics.
Collaboration And Communication:
- Work closely with cross-functional teams to define, design, and ship new features.
- Participate in code reviews and contribute to sharing team knowledge.
- Document development processes, coding standards, and project requirements.
Qualifications:
- Educational Background:
- Completed a masters/bachelor degree in Computer Science, Engineering, or a related field.
- Technical Skills:
- Proficiency in Scala programming language.
- Strong experience with React and ReactJS.
- Familiarity with Google Cloud Platform (GCP) and its services.
- Knowledge of front-end development tools and best practices.
- Understanding of RESTful API design and implementation.
- Soft Skills:
- Excellent problem-solving skills and attention to detail.
- Strong communication and collaboration abilities.
- Eagerness to learn and adapt to new technologies and challenges.
Preferred Qualifications:
- Experience with version control systems such as Git.
- Familiarity with CI/CD pipelines and DevOps practices.
- Understanding of workflow management systems and their requirements.
- Experience with containerization technologies like Docker.
Must have Skills
- Scala - 4 Years
- React.Js - 1 Years
- RESTful API - 4 Years
- Docker - 2 Years
- Python - 3 Years
- Artificial Intelligence - 2 Years

Senior Backend Developer /Backend Developer
Hiring for the position of Backend Developer responsible for managing back-end services and the interchange of data between the server and the users.
Your primary focus will be the development of all server side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.
Role
● Create and consume restful APIs
● Design, develop, and maintain internal and external applications
● Build efficient, testable, and reusable modules
● Write high quality, structured application/interface code and documentation
● Identify solutions through research and collaboration that resolves the root of problems as they arise
● Define functional and technical requirements for application software to develop skills and knowledge
● Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
● Contribute in all phases of the development lifecycle
Requirement
∙ Proficient in Node.JS
∙ 2+ years’ experience designing, querying, and updating databases in MySQL/nosql
∙ Passion for best design and coding practices and a desire to develop new bold ideas
∙ Good to have knowledge of AWS, Redis, ElasticSearch
Education: Min. Graduate in related discipline
Work experience: 2 years relevant experience
Position Overview
We are seeking a skilled Developer to join our engineering team. The ideal candidate will have strong expertise in Java and Python ecosystems, with hands-on experience in modern web technologies, messaging systems, and cloud-native development using Kubernetes.
Key Responsibilities
- Design, develop, and maintain scalable applications using Java and Spring Boot framework
- Build robust web services and APIs using Python and Flask framework
- Implement event-driven architectures using NATS messaging server
- Deploy, manage, and optimize applications in Kubernetes environments
- Develop microservices following best practices and design patterns
- Collaborate with cross-functional teams to deliver high-quality software solutions
- Write clean, maintainable code with comprehensive documentation
- Participate in code reviews and contribute to technical architecture decisions
- Troubleshoot and optimize application performance in containerized environments
- Implement CI/CD pipelines and follow DevOps best practices
- Required Qualifications
- Bachelor's degree in Computer Science, Information Technology, or related field
- 4+ years of experience in software development
- Strong proficiency in Java with deep understanding of web technology stack
- Hands-on experience developing applications with Spring Boot framework
- Solid understanding of Python programming language with practical Flask framework experience
- Working knowledge of NATS server for messaging and streaming data
- Experience deploying and managing applications in Kubernetes
- Understanding of microservices architecture and RESTful API design
- Familiarity with containerization technologies (Docker)
- Experience with version control systems (Git)
- Skills & Competencies
- Skills Java (Spring Boot, Spring Cloud, Spring Security)
- Python (Flask, SQL Alchemy, REST APIs)
- NATS messaging patterns (pub/sub, request/reply, queue groups)
- Kubernetes (deployments, services, ingress, ConfigMaps, Secrets)
- Web technologies (HTTP, REST, WebSocket, gRPC)
- Container orchestration and management
- Soft Skills Problem-solving and analytical thinking
- Strong communication and collaboration
- Self-motivated with ability to work independently
- Attention to detail and code quality
- Continuous learning mindset
- Team player with mentoring capabilities
Key Responsibilities:
- Rewrite existing APIs in NodeJS.
- Remodel the APIs into Micro services-based architecture.
- Implement a caching layer wherever possible.
- Optimize the API for high performance and scalability.
- Write unit tests for API Testing.
- Automate the code testing and deployment process.
Skills Required:
- At least 2.5 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Excellent hands-on experience using MySQL or any other SQL Database.
- Good knowledge of MongoDB or any other NoSQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience with graph-based databases like GraphQL and Neo4j.
- Experience developing and deploying REST APIs.
- Good knowledge of Unit Testing and available Test Frameworks.
- Good understanding of advanced JS libraries and frameworks.
- Experience with Web sockets, Service Workers, and Web Push Notifications.
- Familiar with NodeJS profiling tools.
- Proficient understanding of code versioning tools such as Git.
- Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
- Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
- Experience building a large-scale social or location-based app.
Basic Qualifications:
- 2+ years of non-internship professional software development experience
- Programming experience with at least one modern language such as Java, C++, or C# including object-oriented design
- 1+ years of experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems.
Additional Job requirements
- BS/MS/PhD in Computer Science/Math or equivalent
- BS in computer science or related field.
- 2+ years of relevant professional software development experience: designing, developing, and delivering software written in Java, C#, or C++, web development.
- Knowledgeable in object-oriented design patterns.
- Experience building highly scalable and distributed systems
Preferred Qualifications
- Experience with service-oriented architecture and application/services development
- Passion for performance debugging and benchmarking
- Ability to clearly and concisely communicate with technical and non-technical stakeholders across all levels of the organization
Job Description for Python Backend Developer
2 + years expertise in Python 3.7, Django 2 (or Django 3).
Familiarity with some ORM (Object Relational Mapper) libraries.
Able to integrate multiple data sources and databases into one system.
Integration of user-facing elements developed by front-end developers with server-side logic in Django (RESTful APIs).
Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
Knowledge of user authentication and authorization between multiple systems, servers, and environments
Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform
Able to create database schemas that represent and support business processes
Strong unit test and debugging skills.
Proficient understanding of code versioning tools such as Git.
The desirables optionals
Django Channels, Web Sockets, Asyncio.
Experience working with AWS or similar Cloud services.
Experience in containerization technologies such as Docker.
Understanding of fundamental design principles behind a scalable application (caching, Redis)
Role: Software Developer
Industry Type: IT-Software, Software Services
Employment Type Full Time
Role Category Programming & Design
Qualification: Any Graduate in Any Specialization
Key Skills – Python 3.7 Django 2.0 onwards , REST APIs , ORM, Front End for interfacing only ( curl, Postman, Angular for testing), Docker (optional), database (PostgreSQL), Github
Directly interfacing with the founding team and technology team to understand the requirements and providing solutions. Assisting & guiding team members in design and development.
Requirements:
An ideal candidate should have :
- Worked on one or more projects in production environment
- Should have knowledge of Fintech
- Should have 3+ years of experience in system/software solution development and delivery
- Should be hands-on on Java, J2EE Frameworks, Spring MVC, Hibernate, RESTful Webservices, MySQL and working knowledge of Unix/Linux
- Should have experience on deployments on cloud servers and should be ready to pick AWS cloud server deployment
- Should possess good architectural knowledge and be aware of enterprise application design patterns











