
We’re seeking a Back-End Developer with hands-on experience in Node.js or any other modern backend framework. You’ll be responsible for building robust, scalable APIs and server-side logic powering Zilo’s high-velocity quick commerce platform.
Key Responsibilities
Develop, maintain, and optimize back-end applications and APIs.
Work on microservices, API integrations, and data modeling.
Ensure system scalability, reliability, and performance under high traffic.
Collaborate with front-end and mobile developers for seamless API integration.
Implement best practices in code quality, security, and database design.
Troubleshoot production issues and support deployment cycles.
Technical Skills Required
Strong proficiency in Node.js, Express.js, or similar backend frameworks.
Experience in MongoDB, MySQL, or PostgreSQL.
Understanding of RESTful APIs, authentication (JWT/OAuth), and middleware.
Familiarity with AWS, Docker, or other deployment environments.
Hands-on experience with Git and CI/CD pipelines.
Knowledge of other programming languages like Python, Java, or Go is an added advantage.

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- 5+ years of experience
- FlaskAPI, RestAPI development experience
- Proficiency in Python programming.
- Basic knowledge of front-end development.
- Basic knowledge of Data manipulation and analysis libraries
- Code versioning and collaboration. (Git)
- Knowledge for Libraries for extracting data from websites.
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Job Title: Senior Java Developer
Location: Mumbai (On-site)
Notice Period: Immediate Joiners Preferred / 15 Days or Less
Job Description:
We are seeking a highly skilled and experienced Senior Java Developer with 5+ years of hands-on experience in Java-based application development. The ideal candidate should be adept at designing scalable systems, optimizing performance, and leading development efforts in collaboration with cross-functional teams. This is a full-time, on-site position for candidates currently residing in Mumbai and available to join within 15 days.
Key Responsibilities:
- Lead end-to-end design, development, and deployment of Java applications
- Translate functional and technical requirements into detailed design
- Build scalable, secure, and high-performing applications
- Develop and consume RESTful APIs and ensure seamless integration
- Implement microservices architecture and containerized deployments
- Write clean, efficient, and well-documented code
- Perform code reviews, debugging, and performance tuning
- Collaborate with DevOps for CI/CD and production deployments
- Guide junior developers and conduct knowledge-sharing sessions
- Stay updated on new technologies and industry trends
Required Technical Skills:
- Languages & Frameworks:
- Core Java, J2EE
- Spring Framework (Spring Boot, Spring MVC, Spring Security)
- Hibernate / JPA
- Apache Maven / Gradle
- API Development & Integration:
- RESTful APIs, JSON, Swagger/OpenAPI
- Databases:
- MySQL, PostgreSQL, Oracle
- MongoDB, Redis (preferred)
- Frontend Exposure (Optional but Preferred):
- HTML, CSS, JavaScript, jQuery
- Angular / React
- Tools & Platforms:
- Git, GitHub / GitLab / Bitbucket
- Jenkins, Docker, Kubernetes (basic knowledge)
- SonarQube, Log4j, ELK stack (preferred)
- Cloud & DevOps (Good to Have):
- AWS (EC2, S3, Lambda, RDS), Azure or GCP
- CI/CD pipeline setup
- Architecture & Patterns:
- Microservices, MVC, Design Patterns
- Event-driven architecture (Kafka/RabbitMQ is a plus)
- Testing:
- JUnit, Mockito
- Postman, REST Assured
Soft Skills:
- Excellent problem-solving and debugging skills
- Strong communication and collaboration abilities
- Ability to lead and mentor a team
- Time management and task prioritization
- Adaptable and quick learner
Qualifications:
- Bachelor’s/Master’s degree in Computer Science, Engineering, or related field
- 5+ years of relevant software development experience
- Relevant certifications (Oracle Java, AWS, PMP) are a plus
Eligibility Criteria:
- Must be currently residing in Mumbai
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We are seeking an experienced Senior Golang Developer to join our dynamic engineering team at our Hyderabad office (Hybrid option available).
What You'll Do:
- Collaborate with a team of engineers to design, develop, and support web and mobile applications using Golang.
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- 5+ years of experience in backend development with a strong focus on Golang.
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- Experience with SQL and NoSQL databases (e.g., MySQL, MongoDB).
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- Knowledge of system design principles, scalability, and high availability.
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o The microservices shall expose APIs which allow ease of integration with variety of client apps
o Microservices should handle a scale of thousands of requests per second
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If you love to work in a fast-paced startup environment and desire to solve some very
challenging problems using technology, we want to hear from you.
We are looking for an enthusiastic and energetic individual to work as a Senior Software
Developer. You will be involved in working on multiple products for the scaling and growth
stage of the lifecycle.
We work closely with the real world,. If you are interested to grow and learn in your career
and at the same time work on products for the 1Bn user market, we encourage you to apply.
Responsibilities
● Managing and guiding a team of junior developers for timely delivery of product and
milestones
● Optimization of the application for maximum speed and scalability
● Implementation of security and data protection
● Design and implementation of data storage solutions
● Design & Build: Designing and developing high-volume, low-latency applications for
mission-critical systems, and delivering high-availability and performance.
● Collaborate - Collaborating within your product streams and team to bring best
practices and leverage a world-class tech stack.
● Measurable Outcome - You will need to set quantifiable objectives that encapsulate
the quality attributes of a system. The fitness of the application is measured against
set marks.
● DevOps - You will need to set up every essential (tracking/alerting) to make sure the
infrastructure/software you built is working as expected.
● Design and development of our REST APIs
● Help maintain code quality, architecture, and automation
Required Knowledge and Skills
● Over 3 years of experience working in backend development technologies and
DevOps
● Highly curious and ready to dive into complex technical challenges.
● Proficiency in development and scripting in Python, Django/Flask framework.
● Some experience in Angular 6+, JavaScript or TypeScript would be a plus.
● Database design and management, including being up on the latest practices -
bonus points for MySQL and MongoDB
● User authentication and authorization between multiple systems, servers, and
environments
● Integration of multiple data sources and databases into one system
● Management of hosting environment, including database administration and scaling
an application to support load changes
● Setup and administration of backups
● Understanding differences between multiple delivery platforms such as mobile vs
desktop, and optimizing output to match the specific platform
● Creating database schemas that represent and support business processes
● Implementing automated testing platforms and unit tests
● Understanding of “session management” in a distributed server environment
● Server management and deployment for the relevant environment
● Appreciation for clean and well-documented code
● Hands-on experience with architecture and structural design patterns
● Expertise in designing, developing, deploying, and integrating RESTful APIs
● Ability to understand business requirements and translate them into technical
requirements
● A knack for benchmarking and optimization
● Proficient understanding of code versioning tools, such as Git
Personality
● Requires excellent communication skills – written, verbal, and presentation.
● You should be a team player.
● You should be positive towards problem-solving, have a very structural thought
process to solve problems
● Interest to work in a high paced start-up environment with a large amount of learning.
● Good understanding of different frameworks, and be able to pick up new
technologies at ease.
● You should be agile enough to figure out a need for new technologies/frameworks
and learn new technology for better product performance.
1. Work completely independently in the end to end system/solution.
2. Quality focused developer, uses best practices of design, coding and
testing within the team.
3. A good problem solver, able to analyse technical issues in a production
environment.
4. Take initiatives and provide innovative ideas/suggestions to Senior
Developers, Technical Leaders, Product Manager to improve overall
product/solution.
5. Maintain a highly positive attitude and conducive working environment
at all times for the team members and peers.
6. Always keep himself/herself updated about technology advancements,
new trends. Share the knowledge with team members regularly.
Candidate Attributes
1. Expertise in Node.js, Javascript, Express.js, Mysql, MongoDB, GraphQL
2. Should be able to understand the requirements and implement them
independently. Knowledge of the Agile methodology for Software
Development Good understanding of the software development life
cycle.
3. Strong analytical skills, excellent problem solver and self-starter
4. Working experience in Linux development environment
5. Analyze the current implementations and enhance them with Strong
Debugging and Analytical skills
6. Willingness to innovate, explore new ideas and acquire new skills and
knowledge
7. Attention to detail and a commitment to excellence.

We are looking for a full-time remote Senior Backend Developer who has worked with big data and stream processing, to solve big technical challenges at scale that will reshape the healthcare industry for generations. You will get the opportunity to be involved in the big data engineering, novel machine learning pipelines and highly scalable backend development. The successful candidates will be working in a team of highly skilled and experienced developers, data scientists and CTO.
Job Requirements
1) Writing well tested, readable code using Python that is capable of processing large volumes of data
2) Experience with cloud platforms such as GCP, Azure or AWS are essential
3) The ability to work to project deadlines efficiently and with minimum guidance
4) A positive attitude and love working within a global distributed team
Skills
1) Highly proficient working with Python
2)Comfort working with large data sets and high velocity data streams
3) Experienced with microservices and backend services
4) Good relational and NoSQL database working knowledge
5) An interest in healthcare and medical sectors
6) Technical degree with minimum of 2 plus years- backend data heavy development or data engineering experience in Python
7) Desirable ETL/ELT
8) Desirable Apache Spark and big data pipelines, and stream data processing (e.g. Kafka, Flink, Kinesis, Event Hub)
Node.js, MongoDB, Redis, ElasticSearch.
Job description
Do you want to work with high traffic OLTP and OLAP systems that provide real value to retailers? Want to build real web applications that work across multiple channels and devices? In this critical role, the right candidate should have an entrepreneurial mind-set, have experience working across an application stack and a strong background in developing complex web experiences that are rich, responsive and interactive. The individual should have exhibited good technical leadership skills and be a highly motivated individual.
Role & Responsibility
- Exhibit strong technical knowledge, leadership skills and independent execution.
- A keen eye for good experiences. Understanding the experience from a customer perspective.
- Drive design discussion of complex features and own development of these modules across the application stack.
- Ability to adapt to changing business and product needs.
- Experience evolving the design and operation scale as new features are added to the product
- Mentor junior developers and ensure quality code output (via code reads, reading references, etc.) from them.
- Co-ordinate with internal teams and external partners in ensuring we build the best solution on time for the customer. Constantly looking at ways to innovate and improve the product.
- 8+ years of experience in Java & J2EE based Web Technologies & Frameworks with a focus in either Service Oriented Architecture or APIs.
- Experience in designing scalable solutions in a large-scale distributed environment.
- Strong knowledge of web technologies, common web frameworks, networking, SQL and database technologies
- Well versed in software engineering principles, frameworks and technologies
- Strong debugging / troubleshooting skills.
- Ability to propose and defend solutions.
- Ability to work closely with product management, customer support, and other engineering teams to continuously evolve and innovate the enterprise-class Products.


