Senior Technical Lead (Java Back-end Developer)

Lifetime Value (LTV)

backend (Java/Node.js APIs), Big Data, Real-Time Bidding (RTB) systems, and frontend (UI)

Role Overview

Senior Technical Lead Java Backend Developer

Objectives

• Architect, design, and maintain

  scalable backend services

  using Java and microservices.
• Act as a

  player-coach

  – contribute individually while guiding and mentoring team members.
• Ensure backend systems deliver

  high performance, low latency, and fault tolerance

  .
• Collaborate with cross-functional teams to

  translate business requirements into scalable solutions

  .

Key Responsibilities

• Lead the

  design, development, and optimization

  of backend services for RTB and AdTech platforms.
• Architect and implement integrations with

  global SSPs/DSPs

  using OpenRTB and other industry protocols.
• Conduct

  code reviews, design reviews, and enforce best practices

  across the engineering team.
• Monitor and optimize

  system performance (latency, throughput, GC tuning, memory management)

  .
• Troubleshoot complex issues (heap/thread dumps, performance bottlenecks, memory leaks).
  
• Work with

  large-scale datasets

  to identify optimization opportunities and improve efficiency.
• Collaborate with product, data, and operations teams to support campaign delivery and business needs.
  
• Mentor and coach junior engineers, fostering a

  culture of technical excellence

  and knowledge sharing.
• Drive

  continuous improvements

  in scalability, reliability, and system design.

Required Skills & Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field (equivalent problem-solving skills on platforms like LeetCode/HackerRank may substitute).
  

• 7–12 years of backend engineering experience

  , with at least

  2–3 years in a lead/mentorship role

  .
• Strong knowledge of

  data structures, algorithms, and distributed system design

  .
• Expertise in

  Java, Java EE/J2EE, and Spring Boot

  .
• Hands-on experience with

  Hibernate, Java NIO, and microservices architecture

  .
• Strong debugging and performance-tuning skills (memory leaks, GC policies, thread starvation, profiling).
  
• Exposure to

  Kafka and ELK stack (Elasticsearch, Logstash, Kibana)

  .
• Experience with

  CI/CD pipelines, containerization (Docker/Kubernetes)

  is a plus.
• Strong

  communication and problem-solving skills

  , with the ability to act as a

  player-coach

  (individual contributor + team lead).

Preferred Skills & Qualifications

• Experience in

  digital advertising/AdTech ecosystems (RTB, SSPs, DSPs, programmatic advertising)

  .
• Familiarity with

  OpenRTB protocol and campaign delivery workflows

  .
• Knowledge of

  server-side scripting and performance profiling tools

  .

Role Details

• Role

  : Senior Technical Lead – Java Backend Developer

• Industry Type

  : Software Product (AdTech / MarTech)

• Department

  : Engineering – Backend

• Employment Type

  : Full Time, Permanent

• Role Category

  : Software Development