Senior Development Engineer

Weekday (YC W21)

Software Development Engineer designing and developing reliable backend systems with full feature ownership. Collaborating with cross-functional teams to deliver high-performance applications in a fast-paced environment.

Posted 4/30/2026full-timeBengaluru • 🇮🇳 IndiaSenior💰 ₹1,200,000 - ₹2,200,000 per yearWebsite

Tech Stack

Tools & technologies

AWSAzureCassandraCloudDistributed SystemsGoogle Cloud PlatformJavaScriptMicroservicesMongoDBNode.jsNoSQLPostgresPythonRedisSQL

About the role

Key responsibilities & impact

Design and implement scalable backend systems and services
Take full ownership of features, including design, development, testing, and deployment
Participate in system design and architecture (HLD & LLD) for applications with high traffic
Write clean, efficient, and maintainable code adhering to best practices
Enhance system performance, scalability, and reliability through optimization
Resolve complex problems using Data Structures & Algorithms (DSA)
Collaborate effectively with cross-functional teams such as Product, Design, and DevOps
Lead and mentor junior engineers while promoting engineering best practices
Implement logging, monitoring, and analytics solutions for production environments
Design and manage databases, including executing data migration across systems

Requirements

What you’ll need

5 to 6 years of professional experience in backend development
Strong proficiency in Node.js and/or Python is preferred
Practical experience with MongoDB (NoSQL), PostgreSQL (SQL), and Redis/Memcache; familiarity with Cassandra is a plus; candidates should be comfortable working with these technologies regardless of prior experience
Solid understanding of database design, including indexing and query optimization
Experience with performing data migration tasks
Competency in system design, both High-Level and Low-Level
Background in building scalable and distributed systems
Strong knowledge of API design and microservices architecture
Previous experience managing or mentoring engineering teams
Worked on high-traffic or large-scale production systems
Exposure to payment systems or fintech integrations
Familiar with cloud platforms such as AWS, GCP, or Azure
Experience with monitoring, logging, and analytics tools
Understanding of database scaling, replication, and performance tuning.

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Weekday (YC W21) Website LinkedIn All Job Openings 11 - 50 employees Founded 2021 ☁️ SaaS 🎯 Recruiter Human Resources
SaaS
Recruitment Weekday is a modern recruitment platform that combines AI technologies with a vast database of potential candidates, aiming to streamline the hiring process for companies in India. They offer various services, including a proactive outreach approach that helps employers connect with top talent, as well as tools for candidates to easily apply for jobs. Weekday's emphasis on candidate engagement through multiple channels, including email, WhatsApp, and phone calls, sets it apart in the competitive landscape of recruitment agencies. Senior Development Engineer 🔥 0 minutes ago 🏢🏡 Bengaluru – Hybrid 💵 ₹1.2M - ₹2.2M / year ⏰ Full Time 🟠 Senior 👷🏻‍♀️ Engineer AWS Azure Cassandra Cloud Distributed Systems Google Cloud Platform JavaScript Microservices MongoDB Node.js NoSQL Postgres Python Redis SQL Apply Now Find Hiring Managers Customize resume for this job Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Design and implement scalable backend systems and services
Take full ownership of features, including design, development, testing, and deployment
Participate in system design and architecture (HLD & LLD) for applications with high traffic
Write clean, efficient, and maintainable code adhering to best practices
Enhance system performance, scalability, and reliability through optimization
Resolve complex problems using Data Structures & Algorithms (DSA)
Collaborate effectively with cross-functional teams such as Product, Design, and DevOps
Lead and mentor junior engineers while promoting engineering best practices
Implement logging, monitoring, and analytics solutions for production environments
Design and manage databases, including executing data migration across systems 🎯 Requirements
5 to 6 years of professional experience in backend development
Strong proficiency in Node.js and/or Python is preferred
Practical experience with MongoDB (NoSQL), PostgreSQL (SQL), and Redis/Memcache; familiarity with Cassandra is a plus; candidates should be comfortable working with these technologies regardless of prior experience
Solid understanding of database design, including indexing and query optimization
Experience with performing data migration tasks
Competency in system design, both High-Level and Low-Level
Background in building scalable and distributed systems
Strong knowledge of API design and microservices architecture
Previous experience managing or mentoring engineering teams
Worked on high-traffic or large-scale production systems
Exposure to payment systems or fintech integrations
Familiar with cloud platforms such as AWS, GCP, or Azure
Experience with monitoring, logging, and analytics tools
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Hard Skills & Tools

Node.jsPythonMongoDBPostgreSQLRedisCassandraData StructuresAlgorithmsAPI designMicroservices architecture

Soft Skills

leadershipmentoringcollaborationproblem-solvingcommunication