Senior Software Engineer - Backend

India | Application Delivery | Full-time | Fully remote


Wingify is a ~$30mn ARR SaaS company that makes the market-leading A/B testing and conversion optimization platform We are a 100% bootstrapped and profitable company founded in India, making globally admired technology products in the marketing technology space. With clients in 90+ countries, Wingify has been profitable all its 11 years of existence and is now looking to grow to its next milestone of $50mn revenue (and beyond that to $100mn) over the next few years.

Over the last 11 years, VWO by Wingify has helped create industry standards in A/B testing products and have helped brands grow their website conversions by our suite of products across testing, user behaviour insights, and user engagement. If you have interacted with WikiHow, UbiSoft, TMZ, or Britannica, you have already met some of the customers who trust the VWO platform for their experimentation-led growth. Last year, G2Crowd recognized VWO by Wingify among the 25 best software SaaS companies in India, and in 2017, ET gave us the title of Startup of the year in the bootstrapped champ category.

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As a Senior Backend Developer at Wingify, you will own the backend of various applications. You will build, deploy and monitor various services on highly scalable infrastructure.

Responsibilities / Role :

  • End to End ownership of various applications and microservices. Architect, design, develop, deploy and operate services that serve millions of users.
  • Drive good engineering practices within your team.
  • Facilitate collaboration between engineers, product owners, and other stakeholders.
  • Challenge yourself to keep growing as a senior developer
  • Mentor backend engineers.
  • Find ways to spread learning across the organization (gives internal talks, writes on internal blogs, etc.).


What we are looking for:

  • Minimum 3+ years of experience in developing back end applications
  • On the backend, we’re looking for experience with PHP/Node.js/Python. 
  • Having built scalable backends using any two of these would be preferable.
  • You should be able to design RESTful APIs that are not overly constrained, and can easily be consumed by the frontend dev.
  • You have worked with Relational databases like MySQL, Postgres and understand partitioning, sharding, as well as NoSQL databases such as MongoDB/Couchbase, etc.
  • You should be at ease with maintaining cloud instances on AWS, GCP, and the like. 
  • Experience with Docker, Kubernetes in production would be prized.
  • You should have a deep understanding of system design, data structures, and algorithms and understand how to apply them to design pragmatic solutions.
  • You have experience in identifying, debugging and resolving complex production issues.