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AI Summary
Design and maintain scalable back-end services using Golang or Node.js on AWS infrastructure. Optimize system performance by resolving concurrency issues and improving database query efficiency.
Back End Developer
Application Deadline: 8 August 2026
Department: Tech Dev
Employment Type: Full Time
Location: India
Reporting To: Mukesh Godara
Description
We are looking for a talented and motivated Back-end Developer to join our team. As a Back-end Developer, you will play a key role in building and maintaining high-performance, scalable, and distributed systems. You will be responsible for creating efficient, reliable, and scalable backend services that power our applications and provide excellent user experiences.
The ideal candidate should have hands-on experience with modern back-end technologies, strong problem-solving skills, and a deep understanding of distributed data systems, performance optimization, and concurrency. If you're passionate about solving complex technical challenges and optimizing back-end systems, we'd love to hear from you!
NOTE:
- Preferred experience range: 3-5 Years
- Candidates must be open to work within USA time zones EST/EDT and PST/PDT hours.
Key Responsibilities
Responsibilities:
- Design, implement, and maintain back-end services using Golang or Node.js.
- Build, manage, and scale systems on AWS infrastructure.
- Develop and maintain complex SQL databases, ensuring optimal query performance and database design.
- Work closely with front-end developers and other team members to deliver seamless and scalable solutions.
- Write and maintain efficient, well documented, and reusable code.
- Contribute to CI/CD pipelines for automated testing and deployment processes.
- Resolve race conditions, concurrency issues, and improve overall system performance through efficient solutions.
- Profile and optimize code for performance, scalability, and low-latency operations.
- Leverage your deep understanding of advanced data structures and algorithms to tackle complex problems.
- Continuously improve the backend infrastructure by identifying bottlenecks and optimizing system reliability.
Skills, Knowledge and Expertise
Requirements:
- Proven experience in Back-end development, specifically with Golang or Node.js.
- Strong hands-on experience with AWS (e.g., EC2, S3, RDS, etc.).
- Proficiency in writing and optimizing SQL queries and working with relational databases.
- Solid experience with the Linux operating system, including scripting and system administration.
- Expertise in CI/CD workflows, including tools like Jenkins, GitLab CI, or CircleCI.
- Deep understanding of concurrency, with a proven ability to identify and resolve race conditions using effective synchronization techniques.
- Experience in profiling and tuning code to ensure optimal system performance and efficiency.
- Strong foundation in data structures and algorithms, with the ability to implement complex algorithms to solve performance-sensitive tasks.
- Ability to troubleshoot complex issues and provide innovative solutions in a fast-paced, collaborative environment.
Preferred Skills (Bonus):
- Familiarity with GO, C++ and OOPs based design.
- Familiarity with Postgres databases.
- Experience in developing high-performance systems in multi-cloud environments.
- Knowledge of writing tests in Golang, including unit and integration testing using tools like the native testing package, Testify, and Gomock.
- Knowledge of AI models and LLMs, including API integration with tools like OpenAI or Anthropic for building AI-powered backend features and services.
- Knowledge of database scaling strategies, including read replicas, sharding, partitioning, load balancing, caching mechanisms, and high-availability configurations for handling large-scale data.
Benefits
Flexible Work & Time-Off Culture: At BIG Happy Inc. we believe that great work comes from a well balanced life. Our flexible time-off policy and work-from-home options empower employees to manage their schedules effectively, recharge when needed, and maintain a healthy work-life balance without compromising productivity.
Comprehensive Health & Family Support: We prioritize the well-being of our team and their families. Our plans provide parental support policies, including maternity benefits, ensure that employees feel supported during important life stages.
Performance-Driven Rewards & Growth: We recognize and reward impact. Through performance bonuses and incentive programs, employees are acknowledged for their contributions and achievements, fostering a motivating environment that supports both personal and professional growth.
Relocation & Seamless Transition Support: Joining us from a different location? We’ve got you covered. Our relocation support and reimbursement policies are designed to make your transition smooth and stress-free, allowing you to focus on settling into your role and new environment.
Inclusive Culture & Collaborative Environment: Our workplace thrives on collaboration, inclusivity, and engagement. From cross-functional 1:1s to team building activities like movie outings, events, and office get-togethers, we ensure every team member feels connected, valued, and empowered to contribute meaningfully.
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