Backend Developer

Job Role 

·  Position Title: Expert Java Engineer

·  Experience Range: 9 to 12 yrs 

·  Location: Pune 

Notice Period : Immediate Joiner

Must have Requirements

● 9+ years’ of experience working as a software developer.

● Strong proficiency in Java and Spring Boot.

● Strong experience in building applications that interact with relational databases using SQL.

● Some experience of Enterprise Java (J2EE / JavaEE / Spring) application architectures.

● History of delivering high-cadence modern applications with applied Agile methodologies, test-first development approaches, adopting CI/CD pipelines and using Git version control.

ompany Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

Job Title: Java Developer

Experience range:- 3-6 Years

Location:- Chennai

Face 2 Face Drive : Friday & Saturday (11th & 12th July 2025)

·    Strong written/verbal communication skills

·      Minimum 3+Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Fork joins pool and other threading concepts)

·    Good knowledge of the JVM with an understanding of performance and memory optimization.

•  Good experience in Spring boot.
•  Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).

•  Excellent knowledge on collections like, Array List, Vector, LinkedList, HashMap, Hash Table, HashSet is mandate.

•  Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.

•  Expert level understanding of Object-Oriented Concepts and Data Structures

•  Good experience in Database (Sybase, Oracle or SQL Server) like indexing (clustered, non-clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.

Position Overview

We are seeking a skilled Developer to join our engineering team. The ideal candidate will have strong expertise in Java and Python ecosystems, with hands-on experience in modern web technologies, messaging systems, and cloud-native development using Kubernetes.

Key Responsibilities

• Design, develop, and maintain scalable applications using Java and Spring Boot framework
• Build robust web services and APIs using Python and Flask framework
• Implement event-driven architectures using NATS messaging server
• Deploy, manage, and optimize applications in Kubernetes environments
• Develop microservices following best practices and design patterns
• Collaborate with cross-functional teams to deliver high-quality software solutions
• Write clean, maintainable code with comprehensive documentation
• Participate in code reviews and contribute to technical architecture decisions
• Troubleshoot and optimize application performance in containerized environments
• Implement CI/CD pipelines and follow DevOps best practices
•  
• Required Qualifications
• Bachelor's degree in Computer Science, Information Technology, or related field
• 4+ years of experience in software development
• Strong proficiency in Java with deep understanding of web technology stack
• Hands-on experience developing applications with Spring Boot framework
• Solid understanding of Python programming language with practical Flask framework experience
• Working knowledge of NATS server for messaging and streaming data
• Experience deploying and managing applications in Kubernetes
• Understanding of microservices architecture and RESTful API design
• Familiarity with containerization technologies (Docker)
• Experience with version control systems (Git)
•  
• Skills & Competencies
• Skills Java (Spring Boot, Spring Cloud, Spring Security)
•  
• Python (Flask, SQL Alchemy, REST APIs)
• NATS messaging patterns (pub/sub, request/reply, queue groups)
• Kubernetes (deployments, services, ingress, ConfigMaps, Secrets)
• Web technologies (HTTP, REST, WebSocket, gRPC)
• Container orchestration and management
• Soft Skills Problem-solving and analytical thinking
• Strong communication and collaboration
• Self-motivated with ability to work independently
• Attention to detail and code quality
• Continuous learning mindset
• Team player with mentoring capabilities

Job Title: Senior Software Engineer

Division/ Department: Technology

Reports to: Engineering Manager

Work Location: Noida

Desired Work Experience: 4+ years

Weekly Off: Saturday & Sunday

About Aakash Technology Innovation Lab

Are you passionate about transforming the field of education as we know it?

The way education is imparted has been disrupted massively due to forces such as ed-tech digital revolution, the advancement in artificial intelligence technology and the pandemic. Given the rapid pace of transformation, the vision of the Technology Innovation Lab at Aakash is to make the education of the future a reality. The Technology Innovation Lab aims to leverage state-of-the-art technologies to develop industry-defining bleeding-edge solutions for a student-first world-class hybrid learning experience. This involves -

• Reimagining and conceptualizing how education will be imparted in the future in the omni-channel and immersive learning environment
• Building data platforms such as Power BI dashboards to facilitate students, parents, teachers and the business 
• Creating applications to support the futuristic tech-enabled smart classrooms
• Conceptualizing and developing mobile and web applications for seamless customer experience
• Developing Internet of Things (IoT) driven integrations into applications to build futuristic learning experience
• Leveraging Artificial Intelligence (AI) and Machine Learning (ML) to identity interventions to boost student performance

If this excites you, we might have the perfect opportunity for you in the world’s most valued ed-tech company!

About Aakash - AESL

Aakash Educational Services Limited (AESL), commonly known as Aakash, is one of the most leading educational services institution providing comprehensive test preparatory services for students preparing for medical and engineering entrance examinations, school/board exams and competitive and scholarship exams such as NTSE, KVPY, and Olympiads. 

AESL also partnered with Blackstone, a global investment management firm. 

With more than 32 years of operational experience in the test preparatory coaching industry, the company has a pan India network of 220+ Aakash centres with an annual student base 2,50,000+ students and an employee count of more than 4700.

Purpose of the Role

Develop software solutions that enable the students, parents and teachers to have superior learning and teaching experiences, both inside and outside the classroom.

Key Responsibilities

• Develop state-of-the-art high performance and low latency software applications for mission critical systems
• Contribute in all the phases of the software development lifecycle
• Craft a well-designed, testable, efficient code
• Perform object-oriented analysis and design using common design patterns.
• Effectively and seamlessly manage communication with all stakeholders.
• Manage and provide live support to the developed applications

Qualification/ Experience

Must-Have Preferred

Education B.E / B.Tech Information Technology / Computer Science/ Information Science

• Experience 4+ years of hands-on experience in designing and developing applications using Java EE, Spring, Spring MVC, Spring Boot Frameworks
• Experience with test-driven development
• Experience with relational databases (MySql, Oracle, Postgres) or NoSql Databases (Cassandra, MongoDb, CouchDb) .
• Agile programming (Sprint, Scrum) experience
• Skills Understands version control branching strategies
• Understands different major language paradigms (object oriented /functional /reactive)
• Understanding and some experience in programming with AWS SDK
• Knowledge of Kafka and Redis

Competencies

Behavioral Competencies Level Functional Competencies Level

1 Team Player Written and Verbal Communication

2

What We Offer

As a technology professional in Aakash Technology Innovation Lab we offer you an opportunity to - 

• Become a pioneer of the education of the future by reimagining and building innovative solutions for the ed-tech industry leading hybrid learning experience
• Be a force of technological disruption as a part of a passionate and high growth team on an exciting endeavor to transform the education industry
• Belong to an upbeat, flexible and relaxed work culture with a specific focus on collaboration
• Craft an excellent career at Aakash through a broad realm of career tracks and opportunities
• Excel in your chosen stream and become a renowned technologist in the ed-tech industry with heavy investment from the business into your learning, exposure and growth
• Have a highly competitive compensation and benefits package 

Not just a delivery company…

RaRa Delivery is revolutionising instant delivery for e-commerce in Indonesia through data driven logistics.

RaRa Delivery is making instant and same-day deliveries scalable and cost-effective by leveraging a differentiated operating model and real-time optimisation technology. RaRa makes it possible for anyone, anywhere to get same day delivery in Indonesia. While others are focusing on ‘one-to-one’ deliveries, the company has developed proprietary, real-time batching tech to do ‘many-to-many’ deliveries within a few hours.. RaRa is already in partnership with some of the top eCommerce players in Indonesia like Blibli, Sayurbox, Kopi Kenangan and many more.

We are a distributed team with the company headquartered in Singapore 🇸🇬 , core operations in Indonesia 🇮🇩 and technology team based out of India 🇮🇳

Future of eCommerce Logistics.

• Data driven logistics company that is bringing in same day delivery revolution in Indonesia 🇮🇩
• Revolutionising delivery as an experience
• Empowering D2C Sellers with logistics as the core technology

• 5 - 7 years Experience with the following technologies: Core Java/J2EE, Spring Boot, Creating API, Hibernate, JDBC, SQL/PLSQL, messaging architecture, REST/Web services, Linux
• Expertise in application, data and infrastructure architecture disciplines
• Advanced knowledge of architecture, design and business processes
• 4+ years of Java, J2EE development experience
• Strong technical development experience in effectively writing code, performing code reviews, and implementing best practices on configuration management and code refactoring
• Experience in working with vendor applications
• Experience in making optimized queries to MySQL database
• Proven problem solving and analytical skills
• A delivery-focused approach to work and the ability to work without direction
• Experience in Agile development techniques, including Scrum
• Experience implementing and/or using Git
• Ability to work collaboratively in teams and develop meaningful relationships to achieve common goals
• Bachelor degree in Computer Science or related discipline preferred