Shaik Siraj

Sr SWE @LinkedIn | Major in Maths and Computing @IITKGP

Telangana, India

About

I hold a Mathematics and Computing degree from IIT Kharagpur and work as a Senior Software Engineer at LinkedIn. My expertise lies in backend development, distributed systems, and building reliable, scalable solutions. At LinkedIn, I’ve led critical migrations, authored design RFCs, and delivered features across Internal Mobility, Job Collections, Self-Removal of Users, Connected Projects, and LiHA. I also mentor new team members and guide contractors through complex projects, ensuring strong collaboration and smooth execution.

Experience

  • LinkedIn ()
    • Senior Software Engineer
      Oct 2025 - Present · 10 mos

      Building RSC+ to improve data quality, consistency, and reliability of ATS data synced to LinkedIn.(ATS : Greenhouse, Bullhorn, SmartRecruiters, Lever etc)

    • Software Development Engineer
      Jul 2023 - Sep 2025 · 2 yrs 3 mos

      • Led Hosted Search Recruiter Index migration, consolidating recruiter_index2 into recruiter_index1 - simplifying infrastructure, saving ~$300K/year in infra costs + engineering bandwidth, improving reliability, and enabling scalability with a seamless 0.5 TB index growth. • Authored an RFC: Job Requisition to Hiring Project Matching, defining architecture for Hosted Search matching and influencing design decisions across multiple teams. • Contributed to LinkedIn Hiring Assistant (LiHA) by building secure APIs for agent creation, access management, activity tracking, and real-time integrations, collaborating cross-team to enhance scalability and stability. • Delivered foundational work in Connected Projects, partnering cross-team to enable smooth integrations and accelerate recruiter-focused deliverables. • Designed and implemented backend systems for Job Collections, Internal Mobility, and Self-Removal of Users (via Kafka, Samza, REST APIs), reducing support escalations and unlocking new recruiter capabilities. • Mentored every new RSC member, onboarded contractors, and provided technical guidance - ensuring fast ramp-up, knowledge sharing, and team execution velocity. • Seat Transfer Airflow Migration - led contractors to successful delivery, improving reliability of recruiter workflows and strengthening platform stability. Skills: Apache Spark · Scala · Kafka · Samza · Distributed Systems · Backend Development · Cross-Team Collaboration · Leadership & Mentorship

  • Software Development Engineer Intern at LinkedIn
    May 2022 - Jul 2022 · 3 mos

    • Worked in the LinkedIn Talent Solutions Team to develop a custom Internal Employee Profile to assist Internal Mobility. • Worked on the Backend to create APIs to get custom Employee Information Internal to enterprise and store it in Database. • Worked on the Frontend to create a Search Bar and User Interface to display and browse through the Employee Information.

  • Mentor & Teaching Assistant at AlgoZenith
    Apr 2022 - May 2022 · 2 mos

    • Resolved 300+ doubts related to Competitive Programming, Data Structures & Algorithms. • Coordinated weekly mentor-mentee meetups to guide them with solutions on how to Improve in CP and motivated them to maintain consistency in practice. • Mentored students throughout their journey of Learning Data Structures and Algorithms to aid their preparation for Tech Interviews.

  • Student Mentor at Student Welfare Group, IIT Kharagpur
    Nov 2020 - Apr 2022 · 1 yr 6 mos

    • Student Mentor to six students, part of Student Mentor-Mentee Programme under Dean of Student Affairs. • Coordinated monthly mentor-mentee meetups to guide them with solutions to both academic and non-academic problems.

  • Secretary Maintainance at Homi Jehangir Bhabha Hall of Residence, IIT Kharagpur
    Aug 2019 - Apr 2020 · 9 mos

    • Conducted a survey among 162 boarders regarding their well-being and improvement of infrastructure of HJB Hall of Residence. • Successfully managed and resolved the maintenance problems faced by boarders of HJB Hall of Residence