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FEATURED

Backend Developer

Helpshift
Pune
5 - 8 years
Pune
5 - 8 years
Distributed systems
distributed
scalable systems
Spring Framework
Struts
Hibernate
Apache Tomcat
Java
Last active
57
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Active
57
Distributed systems
distributed
scalable systems
Spring Framework
Struts
Hibernate
Apache Tomcat
Java

  About opportunity

Helpshift enables companies to provide a seamless customer support experience to a mobile consumer base. We are installed on over 2 Billion devices - 1 out of every 3 smartphones in the world - and serve over 820 Million active users every month. platform enables ~7 Million conversations every month. You will help us build features that impact these conversations and bring immense value to the consumer. Some numbers which illustrate our scale:

  • 165000 Requests per Second
  • @50 ms Response time
  • ~400GB data transfer every hour
  • 1000+ VMs deployed at peak

What you will do in this role

  • Lead the team in developing product features that get delivered to ~0.8B monthly active users.
  • Take ownership of cross-team collaboration. •
  • Design and develop features that can scale to 100K+ RPS.
  • Write design specifications, figure out test, deployment and scaling plans.
  • Tune existing systems for performance and handling failure.
  • Set standards for code quality. Identify code smells and refactoring points.
  • Mentor juniors in the team.
  • Display strong work ethics. Be a team player with a strong sense of ownership and collaboration.
  • Keep calm and learn everyday.

Must Have

  • 5+ years of experience in the design and implementation of distributed systems at scale.
  • Must have exposure to distributed system concepts.
  • Excellent verbal and written communication skills.
  • Knowledge of Posix compliant Operating Systems (we develop on Mac OS X and deploy on GNU/Linux).
  • Thorough knowledge of CS fundamentals: Data structures, time complexity of algorithms.
  • Comfortable using CLI tools for achieving day-to-day tasks.
  • Experience in writing Unit, Functional & Regression tests. Knowledge of generative testing is preferred.
  • Experience in working with any one of MongoDB, Redis, Elasticsearch,Kafka or Postgresql at scale.

Nice to Have

  • Knowledge of functional programming is a plus. (We use Clojure)
  • Experience in working with a distributed version control tool. (We use Git)
  • Experience in complex event processing and other stream processing paradigms.

Projects you may work on

  • Design and build a domain specific language to define arbitrary rules.
  • Customers will define rules to segment data into buckets, filter streams,execute actions on subsets of data.
  • Analyze Elasticsearch to identify performance bottlenecks in our queries.
  • Come up with a plan to address these by query optimization, cluster configuration optimization, feature re-architecture
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Backend Developer

Helpshift   •   Pune