
Location: Mumbai, Maharashtra, India
Desired Experience: 3+ years
Roles and Responsibilities :
We are seeking an experienced Java Engineer to join our team. The ideal candidate will be responsible for designing and developing scalable applications using Java and related frameworks.
Core Accountabilities:
- Design and develop high-quality Java applications using best practices and design patterns Write clean, maintainable, and testable code using Java and related frameworks
- Collaborate with cross-functional teams to develop and deploy applications
- Develop and maintain continuous integration and continuous deployment pipelines using Git and related tools
- Troubleshoot and debug applications in production and development environments
- Stay up-to-date with emerging trends and technologies in software engineering and Java development
Experience required :
- Bachelor's degree in Computer Science or a related field
- 3+ years of experience in developing applications using Java and related frameworks
- Strong experience in Core Java, Spring Framework, Hibernate, and related Java frameworks
- Experience in working with Git for version control and collaboration.
Additional optional requirements
- Knowledge of AWS services
- Experience in working with NoSQL databases such as MongoDB and Cassandra
- Experience in other programming languages such as Python and Node.js
Skills required :
- Excellent problem-solving skills and ability to work in a fast-paced environment Strong communication and collaboration skills

About AJACKUS
About
Ajackus is a people-centric technology company that helps small to medium-sized businesses and digital startups grow faster. With 11 years of experience in creating purposeful impact, we assist clients in enhancing their technological capabilities by building highly efficient and accountable remote technology teams that use a patented architecture to create secure and scalable business solutions.
We’ve been recognized as a ‘Great Place To Work’ and are intentional about creating a diverse and flexible culture for our team. We believe in our values, our culture, and in providing a platform for every individual to share their suggestions and ideas through an ownership-based model. For our strong ethics and value system, we have been recognized by the Government of India under the 'Companies that Care' initiative.
Ajackus has team members working from every part of India, our hybrid work policy allows us the flexibility and choice to work from anywhere while being productive and efficient. We provide a lucrative bouquet of benefits that don't just focus on great compensation structure but cover the holistic perspective of an associate's life.
Our solutions have saved lives (Healthcare), brought transparency in commerce (Fintech), helped people with the assets for life (Real-Estate), and allowed people to build on top of what we have created (Open Source). Besides these, we have extensively explored emerging technologies like IoT, AI/ML, and worked in industries like electronics, telecommunication, e-commerce, mental health & wellness, travel, media & publishing, entertainment, etc.
Our philosophy is simple, we may not know all the answers, but we know how to find all answers. Come, join us, in this journey to create a true impact in the world!
Company video


Connect with the team
Similar jobs
Job Title : Python Developer – API Integration & AWS Deployment
Experience : 5+ Years
Location : Bangalore
Work Mode : Onsite
Job Overview :
We are seeking an experienced Python Developer with strong expertise in API development and AWS cloud deployment.
The ideal candidate will be responsible for building scalable RESTful APIs, automating power system simulations using PSS®E (psspy), and deploying automation workflows securely and efficiently on AWS.
Mandatory Skills : Python, FastAPI/Flask, PSS®E (psspy), RESTful API Development, AWS (EC2, Lambda, S3, EFS, API Gateway), AWS IAM, CloudWatch.
Key Responsibilities :
Python Development & API Integration :
- Design, build, and maintain RESTful APIs using FastAPI or Flask to interface with PSS®E.
- Automate simulations and workflows using the PSS®E Python API (psspy).
- Implement robust bulk case processing, result extraction, and automated reporting systems.
AWS Cloud Deployment :
- Deploy APIs and automation pipelines using AWS services such as EC2, Lambda, S3, EFS, and API Gateway.
- Apply cloud-native best practices to ensure reliability, scalability, and cost efficiency.
- Manage secure access control using AWS IAM, API keys, and implement monitoring using CloudWatch.
Required Skills :
- 5+ Years of professional experience in Python development.
- Hands-on experience with RESTful API development (FastAPI/Flask).
- Solid experience working with PSS®E and its psspy Python API.
- Strong understanding of AWS services, deployment, and best practices.
- Proficiency in automation, scripting, and report generation.
- Knowledge of cloud security and monitoring tools like IAM and CloudWatch.
Good to Have :
- Experience in power system simulation and electrical engineering concepts.
- Familiarity with CI/CD tools for AWS deployments.
Role: Senior Full Stack Lead (Backend Focus)
Experience: 10+ Years
Location: Hyderabad (On-site)
We have an urgent requirement for a Senior Full Stack Lead with strong backend expertise and solid solutioning experience and development experience
The ideal candidate should be technically strong, capable of designing scalable solutions, and experienced in leading development across web and mobile platforms.
Key Expectations:
- Strong solutioning and development experience
- Backend-focused full stack profile
- Experience in Healthcare / Insurance domain (good to have)
- Hands-on experience building mobile applications (important) and web applications throughout career
- Experience with applications deployed to App Store / Play Store
Mandatory Skills:
- Java
- Spring Boot
- Microservices Architecture
- React (Client is using)
Nice to Have:
- Cloud exposure (AWS / Azure / GCP)
- CI/CD and DevOps practices
We have an immediate opportunity for Sr Backend Developer position with one of our clients based out of Hyderabad location.
Please find the below Job Description.
Position : Sr Backend Developer
Work Location : Hyderabad
Experience : 8+ yrs
Job Type : Fulltime
Mode : Hybrid
Description:
We are looking for a skilled and proactive Backend Developer with strong hands-on experience in .NET 8, Entity Framework, and AWS services to join our dynamic development team. The ideal candidate will be passionate about building scalable APIs, working with microservices architecture, and deploying infrastructure using Terraform.
You will play a key role in designing, developing, and maintaining high-performance backend systems for cloud-native applications.
Key Responsibilities:
* Design, develop, and maintain robust and scalable APIs using .NET 8 and Entity Framework.
* Optimize data access and caching strategies using Redis Cache.
* Work with MySQL for efficient data storage and retrieval.
* Integrate and manage AWS services including:
RDS for database hosting
SQS and SNS for messaging and notifications
ECS for containerized application deployments
Secrets Manager and KMS for secrets and key management
* Write clean, maintainable, and testable code following best practices and SOLID principles.
* Collaborate with cross-functional teams in code reviews, architectural discussions, and deployment planning.
* Use GitLab for version control and CI/CD pipelines.
* Provision and manage infrastructure using Terraform.
* Monitor, troubleshoot, and enhance application performance and reliability.
Required Skills & Experience:
* Strong proficiency in .NET 8 and C#.
* Experience with Entity Framework Core.
* Proficient in building and consuming RESTful APIs.
* Hands-on experience with Redis for caching.
* Solid experience with MySQL or other relational databases.
* Practical knowledge of AWS services, especially:
RDS, SQS, SNS, ECS, Secrets Manager, KMS
* Experience with GitLab for source control and DevOps pipelines.
* Familiarity with Terraform for infrastructure as code.
* Good understanding of microservices, containerization, and scalable architecture.
* Strong problem-solving and debugging skills.
Nice to Have:
* Experience with Docker and Kubernetes.
* Knowledge of monitoring tools (e.g. CloudWatch, Prometheus, Grafana).
* Exposure to CI/CD best practices.
Please send us your updated resume and the below required details for further process.
Full Name:
Email ID:
Contact No:
Skype ID:
Total Experience :
Relevant Experience :
Current Location :
Current CTC :
Expected CTC :
Notice Period :
Reason for Change :
References of your friends/colleagues will be appreciated.
Thanks & Regards,
Meghana
USP HR TECHNOLOGIES.(www.usptech.in)
Company is a direct to consumer brand in affordable fast fashion space using full stack model to solve for high quality at affordable prices. We leverage in-house manufacturing coupled with strong usage of technology to drive efficiency. Rapidbox is funded by Top-Tier VC firms and
prominent angel investors.
Must Have Skills (Working Experience Needed):
Preferably a Graduate/Postgraduate from a Tier 1/2 college/university.
Core Java
Hibernate and any relational database – MySQL, Postgres, Oracle.
Redis Caching
Spring
Maven, Git
Ability to thrive in a dynamic environment with changing priorities
Spring
Experience with OO design, design patterns & deep understanding of JVM internals
(multithreading, garbage collection etc.)
Problem solver
Search solutions like ES, Solr
NoSQL data store like Cassandra/Mongo
Kafka
Microservices Architecture, Web services, API development, Enterprise integration
Experience on scalable and distributed systems
Good to have:
Distributed Cache
Performance testing tools - Jmeter, Locust, Gatling
Ecommerce background
Position: Sr. Java Developer
Qualification: BE, B. Tech, MCA, M. Tech
Experience: 6+ Years
Skills:
Java 8+, Microservices, Spring Boot, Nosql, Kubernetes, AWS, REST
Job Role and Responsibilities:
- Bachelor’s degree in Computer Science or equivalent
- Min 6 years of development experience in Spring Boot & Microservices architecture
- Working experience with Java, Spring Boot, Hibernate, MySQL, Spring Data JPA, AWS, Spring Cloud, Maven, GitHub, Swagger, Eureka, Zuul etc.
- Strong understanding of API Security for Microservices (Spring Security, OAuth 2.0, JWT)
- Strong understanding of web development cycle and programming techniques and tools
- Ability to work independently or with group
- Strong understanding of modern development methodologies and best industry standards
- Experience working with APIs, RESTful APIs & Microservices
- Experience building highly scalable applications using Redis, Kafka, Akka, gRPC
- Mentor, Train 3-4 engineers
- AWS knowledge is a plus
- Strong knowledge on SQL and NoSQL Databases
- Should have worked on developing large scale products and services
- Knowledge on Agile processes is a must
- Able to work with multiple distributed teams
Shift: 11 am to 8 pm
Hands on skills on the following technologies:
- Kafka Streams
- CassandraDB
- MS SQL SERVER
- Liquibase
- Maven, GIT, JUNITS
Mandatory skills:
- Java 17
- Spring Boot
- Spring Cloud
- Spring JPA
- Apache Kafka
- Microservices
We are looking for a highly motivated senior developer with at least 3+ years of strong hands-on experience in Java to join our startup. You would be playing pivotal role in contributing to the initial tech stack. You would be further responsible for designing and implementing product requirements that are highly usable, scalable, extensible and maintainable. You should be comfortable on working across different technologies/frameworks that we work on - Microservices, Java, Spring, Spring Boot, MySQL, Kubernetes, AWS.
Responsibilities and Duties:
- Design and build scalable REST APIs on Spring Boot
- Develop, test, tune for performance and deploy microservices
- Collaborate with the team, optimize and refactor the back-end architecture
- Maintain high standards of quality for code, documentation and other deliverables
- Active cross-team coordination would be expected
- Architecture and tech stack discussions to optimize for increasing server load
- DevOps tasks along with AWS features exploration
What are we looking for?
- Strong 3+ year experience in Core Java & backend technologies
- Good working knowledge of design patterns & OOAD
- Excellent analytical and problem-solving skills
- The skills that we consider: Java, MySQL/RDS, Spring/ Play, Maven, Redis, Kafka/SQS, Elasticsearch, AWS
- Experience with designing, implementing and deploying microservices
- Previously worked in a startup
Project Description: Build a Software Solution which integrate with AWS Service to facilitate supply chain management for logistic companies
Experience range: 0.6 to 5 yrs
Mandatory Skills
AWS Lambda, NodeJS, AWS API Gateway
Job Description: As a full stack developer should be able develop API service using Node JS and deploy on AWS with complete unit and integration testing.
Mandatory Technical skills:
- AWS Lambda – create lambda function with all the security in place.
- Proficiency in Node JS (should have developed services, developed unit and integration testing)
- Swagger hub – defined the services on swagger hub
- Strong notions of security best practices (e.g. using IAM Roles, KMS, etc.).
- Serverless approaches using AWS Lambda. For example, the Serverless Application Model (AWS SAM).
Responsibilities & ownership
- Lead, build, deliver and ensure customer success of next-generation features related to scalability, reliability, robustness, usability, security, and performance of the product.
- Work on distributed systems for data processing with efficient protocols and communication, locking and consensus, schedulers, resource management, low latency access to distributed storage, auto scaling, and self healing.
- Understand and reason about concurrency and parallelization to deliver scalability and performance in a multithreaded and distributed environment.
- Lead the team to solve complex and unknown problems
- Solve technical problems and customer issues with technical expertise
- Design and deliver architectures that run optimally on public clouds like GCP, AWS, and Azure
- Mentor other team members for high quality and design
- Collaborate with Product Management to deliver on customer requirements and innovation
- Collaborate with Support and field teams to ensure that customers are successful with Dremio
Requirements
- B.S./M.S/Equivalent in Computer Science or a related technical field or equivalent experience
- Fluency in Java/C++ with 3alm+ years of experience developing production-level software
- Strong foundation in data structures, algorithms, multi-threaded and asynchronous programming models, and their use in developing distributed and scalable systems
- 5+ years experience in developing complex and scalable distributed systems and delivering, deploying, and managing microservices successfully
- Hands-on experience in query processing or optimization, distributed systems, concurrency control, data replication, code generation, networking, and storage systems
- Passion for quality, zero downtime upgrades, availability, resiliency, and uptime of the platform
- Passion for learning and delivering using latest technologies
- Ability to solve ambiguous, unexplored, and cross-team problems effectively
- Hands on experience of working projects on AWS, Azure, and Google Cloud Platform
- Experience with containers and Kubernetes for orchestration and container management in private and public clouds (AWS, Azure, and Google Cloud)
- Understanding of distributed file systems such as S3, ADLS, or HDFS
- Excellent communication skills and affinity for collaboration and teamwork
- Ability to work individually and collaboratively with other team members
- Ability to scope and plan solution for big problems and mentors others on the same
- Interested and motivated to be part of a fast-moving startup with a fun and accomplished team
In this role, you should be able to write functional code with a sharp eye for spotting defects. You should be a team player and an excellent communicator. If you are also passionate about the .NET framework and software design/architecture, we- d like to meet you.
Your goal will be to work with internal teams to design, develop and maintain software.
Responsibilities and Duties :
- Writing clean, scalable code using .NET programming languages.
- Build high-quality scalable and predictable web applications on the .NET Technology stack and maintain internal and external facing web applications.
- Creating and integrating services and APIs using Web API 2 for various products and applications.
- Working on system architecture and databasing in MongoDB, MySQL, and NoSQL.
- Make regular modifications to existing software for error correction, adaptation to new hardware, and improving overall function and performance
- Evaluate new code for reliable architecture, stability, reusability, performance, automation, security, and metrics
- Using JSON to store and transport data.
- Working with other team members and the team lead using Project Management Tools and Version Source Control to create industry-leading technological products.
Skills required:
- 1 - 3 years of experience in MongoDB.
- Knowledge about AWS Cloud is an added advantage.
- Knowledge of .NET development and lifecycle methods in C# Language.
- Experience in making Web API 2 including routes, class components, async methods, parallel programming, authentication, and authorization, etc.
- Experience and hands-on knowledge of data management methods with MongoDB, MySQL, or NoSQL, etc.
- Should have experience and understanding of using JSON.
- Familiarity with working with .NET Framework, JavaScript, HTML. Knowledge of .NET Core is preferred.
- Knowledge and experience working with AWS Cloud and cloud computing techniques is an added advantage, but not a requirement.
- Having a BSc Degree in Computer Science is optional but should have some educational knowledge of computer science.










