📋 Job Details at a Glance 📍 Location Chandigarh, Chandigarh, India 🏢 Company Big Happy 👥 Experience 2-5 years 🎓 Qualification Bachelor's or Master's degree in Computer Science, Information Technology, or a related technical engineering stream 📅 Eligible Batch 2023, 2024, 2025, 2026 📄 Job Type Full Time 💰 Salary ₹8.0 – ₹15.0 LPA 🏢 Industry Technology 🛠 Key Skills Golang Node.js AWS EC2 S3 RDS SQL Postgres Linux Jenkins Back End Developer at Big Happy — Full Details & How to Apply Big Happy is seeking a skilled Back End Developer to enhance its cloud infrastructure in Chandigarh . This role offers a competitive salary and the chance to work with advanced technologies like Golang and AWS . The demand for skilled Back End Developer jobs is surging in India, particularly in Chandigarh, where tech startups are rapidly expanding. As companies like Big Happy grow, the need for robust backend systems becomes critical to support their innovative solutions and maintain user satisfaction. Big Happy , founded in 2015 , has grown to employ over 200 professionals and is recognized for its innovative tech solutions. The company’s commitment to enhancing its cloud infrastructure makes it a standout employer for those looking to advance their careers in backend development. This role is ideal for 2023, 2024, 2025, 2026 graduates with a Bachelor's or Master's degree in Computer Science, Information Technology, or a related technical engineering stream and 2-5 years experience . The salary range for this position is ₹8.0 – ₹15.0 LPA , making it a lucrative opportunity for qualified candidates. Working with technologies like Node.js , AWS , SQL , and Postgres at Big Happy provides unique exposure to high-performance systems. This experience not only enhances your technical skills but also opens doors to advanced roles in backend development and cloud architecture. 📊 Role Difficulty: Medium | Competition Level: Medium | Fresher Friendly: Yes NexisGrow.com features this opportunity as part of its curated tech job listings. All details are sourced from the official job posting. Apply online before the opportunity closes. Job Role & Responsibilities The core mission of the Back End Developer at Big Happy is to design and implement robust microservices that enhance system performance and reliability, directly impacting user experience. Design and implement scalable microservices using Golang to improve system performance and maintainability. Utilize AWS RDS for effective database management, ensuring high availability and reliability of backend services. Collaborate with the DevOps team to streamline CI/CD processes using Jenkins and GitLab CI , enhancing deployment efficiency. Monitor application performance metrics to identify and resolve bottlenecks, ensuring optimal system functionality. Take ownership of backend architecture decisions, influencing project outcomes and driving technical excellence. Document technical specifications and maintain clear communication with cross-functional teams to facilitate project alignment. Engage in problem-solving sessions to address client-specific backend challenges, leveraging technical expertise. At Big Happy , you will own your projects and directly impact the success of our backend systems, fostering a culture of accountability and innovation. Required Skills & Technical Competencies The ideal candidate for the Back End Developer role will possess a diverse skill set, combining technical expertise with effective communication to drive project success. Technical Skills Golang — advanced — essential for developing high-performance backend services, requiring at least 2 years of experience. Node.js — intermediate — used for building scalable applications, critical for this role's responsibilities. AWS — advanced — daily use for cloud infrastructure management, requiring familiarity with EC2 and S3 . SQL/Postgres — intermediate — necessary for effective database schema design and query optimization. Linux — intermediate — utilized for server management and deployment processes. Jenkins — intermediate — employed for continuous integration and deployment, streamlining development workflows. GitLab CI — intermediate — used for automating testing and deployment processes, enhancing code quality. Soft Skills & Professional Competencies Strong communication skills — vital for collaborating with diverse teams and stakeholders, ensuring project alignment. Problem-solving abilities — crucial for addressing complex backend challenges and delivering effective solutions. Attention to detail — necessary for maintaining high-quality code and documentation standards. Time management — essential for meeting project deadlines and prioritizing tasks effectively. Good to Have (Bonus Skills) Experience with AI APIs — enables integration of advanced functionalities into applications. Familiarity with performance profiling tools — enhances the ability to optimize backend systems. Knowledge of concurrent programming — crucial for managing high-load scenarios effectively. When showcasing these skills in your resume or interview, emphasize specific projects or experiences that demonstrate your proficiency and impact in relevant technologies. Eligibility Criteria This role is designed for candidates with a solid technical foundation and relevant experience in backend development. Candidates must hold a Bachelor's or Master's degree in Computer Science , Information Technology , or related fields. Eligible batches include 2023 to 2026 , allowing recent graduates to apply for this role. 2-5 years of experience is required, but freshers with strong internships or projects may be considered. A minimum academic performance of 60% is preferred to ensure a strong grasp of technical concepts. A portfolio or GitHub showcasing relevant projects will significantly enhance candidacy. Documentation & Portfolio Requirements Submit your resume in a clear format, including your educational background, work experience, and a link to your portfolio or GitHub profile highlighting relevant projects. Pro tip: Tailor your application to highlight specific experiences with Golang and AWS , as these are critical for this role. Salary for Back End Developer at Big Happy 💰 Compensation ₹8.0 – ₹15.0 LPA The advertised compensation for the Back End Developer role at Big Happy is ₹8.0 – ₹15.0 LPA . The exact in-hand figure and any additional components are confirmed by the company during the offer or HR discussion stage. Selection Process at Big Happy The selection process at Big Happy is designed to identify candidates who not only possess the required technical skills but also align with the company's collaborative culture. 1 Online Coding Test — 60 minutes, assessing problem-solving and coding skills. 2 Technical Interview — in-depth discussion on Golang, AWS, and database management. 3 Behavioral Interview — exploring teamwork, conflict resolution, and project experiences. 4 HR Interview — discussing company culture and offer details, typically within a week post-interview. Topic-wise Preparation Guide Round 1: Online Coding Test Data Structures — understanding arrays, linked lists, and trees is crucial for coding challenges — LeetCode Algorithms — focus on sorting and searching algorithms relevant to backend development — GeeksForGeeks Concurrency — knowledge of goroutines and channels in Golang — YouTube Database Queries — SQL query optimization techniques — W3Schools Round 2: Technical Interview Golang — in-depth understanding of syntax, libraries, and frameworks — Udemy AWS Services — practical knowledge of EC2, S3, and RDS functionalities — Coursera Database Management — schema design and query performance tuning — GeeksForGeeks Microservices Architecture — principles of designing and deploying microservices — YouTube CI/CD Pipelines — familiarity with Jenkins and GitLab CI processes — Udemy Round 3: Behavioral Interview Team Collaboration — discuss a project where teamwork was essential. Conflict Resolution — provide an example of overcoming a challenge. System Design — articulate a backend architecture for a sample application. Timeline & Expectations The entire selection process typically spans 2-3 weeks from application submission to offer stage. Prepare thoroughly for each round, as the company values both technical proficiency and cultural fit. Expected Interview Questions for Back End Developer at Big Happy These questions are based on the role's actual tech stack and responsibilities. Technical Questions Explain how you would optimize a SQL query for performance. Describe your experience with AWS RDS and its advantages. How do you handle concurrency in Golang? What are the key differences between Golang and Node.js? Discuss a microservices architecture you have implemented. How do you ensure the security of APIs in your applications? Behavioral Questions Describe a challenging project and how you managed it. How do you prioritize tasks when working on multiple projects? Give an example of a time you received constructive criticism. How do you approach learning a new technology? Role-Specific Questions What strategies do you use for performance profiling in backend systems? How would you integrate an AI API into an existing application? What is your approach to documenting backend services? Structure your answers using the STAR method to clearly convey your experiences and thought processes. Resume Tailoring & ATS Keywords for Back End Developer Optimizing your resume for ATS is crucial for standing out in the application process. ATS Keywords to Include Back End Developer Golang Node.js AWS EC2 S3 RDS SQL Postgres Linux Jenkins GitLab CI Resume Tips for This Role Highlight specific projects that demonstrate your experience with Golang and AWS. Emphasize any internships or practical experiences relevant to backend development. Include links to your GitHub or portfolio showcasing your coding skills. Optimize your resume for ATS by using keywords from the job description. Avoid generic statements; focus on quantifiable achievements and specific technologies. Build an ATS-optimized resume for this role using NexisGrow Resume Builder — free for all job seekers. Do not include irrelevant work experiences or generic skills that do not align with the job description. About Big Happy Big Happy was founded in 2015 in Chandigarh , and has rapidly expanded its operations to serve clients across 20+ countries . With a dedicated workforce of over 200 employees , the company has established a strong global footprint while maintaining its headquarters in the heart of Chandigarh . Specializing in scalable microservices and cloud-based solutions , Big Happy leverages technologies such as AWS and Postgres to deliver innovative products. Their flagship offerings include AI APIs and robust backend systems, which cater to a diverse range of industries, enhancing operational efficiency for clients. With a strong emphasis on employee growth, Big Happy has received a 4.5-star rating on Glassdoor , reflecting its collaborative culture and commitment to professional development. The company actively promotes mentorship programs and encourages participation in tech workshops, fostering a supportive environment for all employees. Recently, Big Happy secured a significant funding round of $5 million aimed at expanding its AI capabilities . This investment highlights the company's strong growth potential and commitment to innovation, positioning it as a leader in the technology sector. For freshers in technology, Big Happy offers a robust platform to launch their careers. With hands-on experience in cutting-edge technologies and mentorship from seasoned professionals, new employees can expect to develop essential skills that will serve them well in their future careers. Why Join Big Happy as Back End Developer? Joining Big Happy as a Back End Developer provides an unparalleled opportunity to work with advanced technologies while contributing to innovative projects that shape the future of cloud solutions. Hands-on AWS Experience — Gain practical knowledge of EC2 and S3 , essential for modern cloud infrastructure. Proficiency in Leading Technologies — Develop expertise in Golang and Node.js , two highly sought-after backend technologies in the industry. Career Advancement Opportunities — After just 1-2 years , you can advance to roles such as Senior Developer or Cloud Architect . Continuous Learning Culture — Participate in regular tech workshops and hackathons, fostering a culture of innovation and skill enhancement. Balanced Lifestyle in Chandigarh — Enjoy a lower cost of living compared to major metros, along with flexible hybrid work options. According to NexisGrow.com, the role of a Back End Developer at Big Happy not only offers competitive compensation but also a unique chance to work on transformative projects in a supportive environment. Frequently Asked Questions Interview · Role · Salary · Growth ? Who can apply for Back End Developer at Big Happy? Eligibility Tap to expand + Answer Candidates with Bachelor's or Master's degree in Computer Science, Information Technology, or a related technical engineering stream and 2-5 years experience are eligible. Eligible batches: 2023, 2024, 2025, 2026. ? What skills are most important for this role? Skills Tap to expand + Answer Key skills: Golang, Node.js, AWS, EC2, S3. Strong fundamentals and practical project experience matter most. ? What is the salary for this position? Salary Tap to expand + Answer Compensation: ₹8.0 – ₹15.0 LPA. Final offer depends on skills, experience, and interview performance. ? What is the interview process at Big Happy? Interview Tap to expand + Answer Typically: Resume shortlisting → Online test → Technical interview(s) → HR round. ? Is this role remote, hybrid, or onsite? Work Mode Tap to expand + Answer Work mode varies by team. Confirm with HR during recruitment. ? What is the career growth path from this role? Growth Tap to expand + Answer Structured appraisals every 6–12 months. Senior roles accessible within 12–18 months based on performance. ? How do I apply? Application Tap to expand + Answer Apply via the official link in How to Apply section. Highlight: Golang, Node.js, AWS, EC2, S3. ? Is there a probation period? Probation Tap to expand + Answer Standard 3–6 months probation. Confirmation follows successful completion. ? How to prepare for the Back End Developer interview? Preparation Tap to expand + Answer (1) Core concepts of Golang, Node.js, AWS, EC2, S3, (2) 2–3 project walkthroughs, (3) Problem-solving, (4) Big Happy research, (5) Clear communication. ? What is the work culture like at Big Happy? Culture Tap to expand + Answer Research on LinkedIn and Glassdoor for authentic employee reviews. NexisGrow.com features only verified employers. 🔗 Explore More on NexisGrow More jobs in Chandigarh Browse all Tech jobs Latest Fresher jobs More jobs at Big Happy Work From Home jobs Ready to Apply? Don't Miss This Opportunity! Apply only via the official link. NexisGrow.com charges zero application fees. 👉 Apply Now — Official Link NexisGrow.com does not charge any application or registration fees. Beware of fraudulent offers. Naukri ki baat, NexisGrow ke saath • NexisGrow.com