Software Engineer

About Streamlyn

Streamlyn is a regional leader in adtech, specializing in enhancing monetization for Publishers through innovative and compelling ad products. Our ad tech engagement solutions suite empowers Publishers to elevate their business and monetize their content effectively. With a vast network of premium publisher partners across Asia, Streamlyn reaches over 100 million consumers monthly.

Job Overview

As the Tech Lead, you will play a critical role in defining the future of our advanced ad tech platform. This position requires full technical ownership of a high-impact project, where you’ll architect and implement a scalable, high-performance system while guiding a dedicated team of developers to advance our product roadmap.

In this role, you’ll balance strategic technical oversight with hands-on involvement. You will combine strategic technical leadership with hands-on involvement to oversee the platform’s scalability, reliability, and technical evolution. Success will depend on a combination of ad tech expertise, strategic vision, and strong leadership as you drive innovation and foster a high-performance engineering culture.

Roles and Responsibilities

• Independent Project Leadership: Lead a dedicated project stream within our ad tech platform, from initial architecture and design through to delivery. Take full accountability for your project’s technical vision, resource planning, and execution, ensuring it meets performance and scalability requirements.
• Strategic Technical Ownership: Define and implement a technical roadmap that aligns with Streamlyn’s goals, focusing on scalability, resilience, and innovation. Ensure project components are optimized for real-time bidding, ad serving, and data processing requirements unique to ad tech.
• Performance & Scalability: Architect a platform capable of processing billions of requests daily with minimal latency. Utilize advanced load balancing, caching, and database technologies to achieve optimal performance and reliability.
• Team Building & Mentorship: Lead a specialized team of developers, fostering an environment of technical excellence and innovation. Set high standards for code quality, maintainability, and performance while mentoring team members and encouraging growth.
• Product Innovation & Cross-Functional Collaboration: Work with product, operations, and sales teams to ensure the products and platform meet high standards and unique demands. Drive the development of cutting-edge features like custom ad units and contextual targeting to keep Streamlyn competitive.
• Ad Tech Expertise: Apply a deep understanding of ad tech—DSPs, SSPs, oRTB protocols, and header bidding frameworks—to ensure seamless integration and adherence to industry best practices.
• Team and Process Development: Drive agile methodologies and efficient development processes within your team to support responsive and high-quality delivery. Implement continuous improvement practices that optimize team productivity and platform reliability.

Qualifications

• Experience: 5+ years in software development with hands-on ad tech experience, ideally in building ad servers, header bidding solutions, oRTB (Open Real-Time Bidding) integrations, and data pipelines.
• Technical Proficiency -
• Languages: Advanced knowledge in Java and Python.
• Databases: Strong experience with MariaDB, PostgreSQL, Aerospike, and familiarity with other NoSQL technologies.
• Data Pipeline: Proven experience designing and implementing data pipelines for handling large-scale ad data in real-time, including ingestion, processing, and transformation.
• Infrastructure and Cloud: Proficiency with AWS Cloud services, including EMR, EKS, and Docker Containers. Experience with Apache Spark, Kafka, and MKS.
• Ad Tech Ecosystem Knowledge: Strong understanding of the ad tech landscape, including DSPs, SSPs, header bidding, programmatic advertising, and RTB protocols.
• Architectural Expertise: Advanced skills in designing distributed, microservices-based architectures and developing APIs for high-performance, low-latency applications. Advanced knowledge in load balancing, caching, and database technologies to enhance performance and scalability.
• System Monitoring & Optimization: Hands-on experience with monitoring and optimization tools, such as Prometheus, Grafana, or similar for system reliability.
• Data Engineering: Experience with ETL (Extract, Transform, Load) processes, data warehousing, and building data flows for analytical and reporting purposes.
• Agile and Project Management: Experience with Agile methodologies and the ability to prioritize and manage complex projects.
• Leadership Skills: Demonstrated ability to lead a team, with experience in mentorship, team building, and technical coaching. Comfortable taking ownership and accountable for team deliverables.
• Communication: Excellent communication and collaboration skills, with the ability to articulate complex technical issues and facilitate cross-functional team discussions.

•  5+ years of experience developing web applications using J2EE.
•  5+ years of experience in Spring Boot.
•  Good knowledge of MicroServices.
•  Experience working with tools like Git, Maven.
•  Expertise developing enterprise-level web applications and RESTful APIs using MicroServices, with demonstrable production-scale experience.
•  Working experience in Industry Standard protocols related API Security including OAuth is a must.
•  Demonstrate strong design and programming skills using JSON, Web Services, XML, XSLT, PL/SQL in Unix and Windows environments.
•  Strong background working with Linux/UNIX environments.
•  Strong Shell scripting experience.
•  Working knowledge with Oracle, DB2 or Mongo DB databases.
•  Passion to stay on top of the latest happenings in the tech world and an attitude to discuss and bring those into play.
•  Strong agile/scrum development experience
•  Strong collaboration and communication skills within distributed project team
•  Excellent written and verbal communication skills

Responsibilities:

• Build scalable, service oriented web applications from scratch for technology products for European market.
• Maintain these applications for accuracy and high availability.
• Continuously identify opportunities to improve system designs, architecture and implementation standards
• Participate with founding, business and product teams in discussions on how to build and launch new modules.
• Collaborate across functions and own the planning, estimation and execution for parts of the product.
• Start as an individual contributor but stay ready to build and mentor a small team of up to 5 engineers over the coming months and years.
• Contribute in hiring highly ambitious engineers as the team grows.
• Being among the first people on the engineering team, be a culture driver.

Requirements:

• Experience of architecting and building products/business critical backend applications using different MVC frameworks.
• Experience with microservices.
• Experience of building and maintaining scalable applications using Node.js/MEAN stack.
• Experience of deploying and maintaining web applications.
• Experience with non relational databases like MongoDB.
• Understanding of relational databases like MySQL.
• Familiarity with REST APIs and stress testing tools.
• Good communication skills.

• Exposure in building polyglot applications.
• Exposure for devops and related processes, preferably GCP.
• Knowledge of components in scalable solutions i. e. database partitions, message brokers, background processing.
• Exposure to basic frontend technologies to speed up collaboration with the frontend team.

• Own and drive business features into tech requirements
• Design & develop large scale real time server side systems
• Quickly create quality prototypes
• Staying updated on emerging technologies
• Ensuring that all deliverables adhere to our world class standards
• Promote coding best practices
• Mentor and develop junior developers in the team

• 4+ years of relevant experience as described below
• Excellent grasp of Core Java, Multi Threading and OO design patterns 
• Experience with Scala, functional, reactive programming and Akka/Play is a plus
• Excellent understanding of data structures and algorithms
• Solid grasp of large scale distributed real time systems

• Prior experience on building a scalable and resilient micro service

• Solid understanding of relational databases, NoSQL databases and Caching systems
• Good understanding of Big Data technologies such as Spark, Hadoop is a plus
• Experience on one of AWS, Azure or GCP 

• You have excellent and effective communication and collaborative skills
• You love problem solving
• You stay up to date with the latest technologies and then apply them in real life
• You love paying attention to detail
• You thrive in meeting tight deadlines and prioritising workloads
• Ability to collaborate across multiple functions

Bachelor’s degree in Engineering or equivalent experience within the field

Demonstrable experience in Core Java (8 or higher) and Spring framework (Core, AOP, Batch, JMS).

Multithreading, Data structure, Algorithm, Eceptional handling,OOPS Concepts, collections

• Excellent customer facing skills that include conducting compelling technical briefing & demonstrations. The person should have a technical aptitude to implement new technologies and articulate the solutions to the customer.
• Java, Spring with Database & Unix - Preferred with Scala or Spark(Hadoop) background
• Proven knowledge in OOPS & Data Structures
• Strong experience of developing multi-threaded and synchronization application
• Demonstrated delivery experience of Micro services APIs using Springboot, Oracle PL/SQL development and activities like Performance tuning / Optimization.
• Experience of using Git/Bitbucket, Maven/Bamboo, & related tools.
• Good Understanding of Agile Delivery Methodology & experience in working with Scrum teams.