Java Application Developer (4+ Yrs of Workex), Graph Based Product Dev

JobTitle : Mission Control Software Engineer – Java Backend

Experience : 4+ Years

Location : Bengaluru, Karnataka (On-site)

Employment Type : Full-time

Industry : Space Technology

🧠 Role Overview :

As a Mission Control Software Engineer – Java Backend, you will be a founding member of the Mission Control Software team. You will design and develop the backend core of a distributed, high-reliability system responsible for streaming, processing, and routing satellite data.

This role offers high ownership and the opportunity to directly influence system architecture as it evolves from a single-node deployment to a scalable multi-node system.

🛠️ Tech Stack :

Java 11+, gRPC, REST APIs, PostgreSQL, Docker, Linux, WebSockets, Git, CI/CD

⚙️ Key Responsibilities :

• Design, develop, and maintain backend services in Java (11+) for data ingestion, processing, and control workflows
• Build and enhance gRPC and REST APIs for internal and external system integrations
• Develop modular plugins and middleware for routing, persistence, and automation
• Work with PostgreSQL and other databases for structured and time-series data
• Collaborate with frontend teams to support real-time dashboards via WebSockets/event streaming
• Ensure system scalability, reliability, and observability through logging, metrics, and testing
• Contribute to containerized deployments (Docker) and CI/CD pipelines
• Write clean, maintainable, and well-documented code with strong test coverage

🧩 Required Skills & Experience :

• 4+ years of experience in backend or distributed systems development.
• Strong proficiency in Java (11+), including concurrency and networking concepts.
• Experience with frameworks like Spring Boot, Vert.x, or similar.
• Hands-on experience with gRPC and REST API design.
• Strong knowledge of SQL databases (PostgreSQL preferred) and schema design.
• Experience working in Linux environments, with Git and Docker.
• Familiarity with event-driven systems / messaging queues (Kafka, RabbitMQ, MQTT, etc.).
• Ability to design scalable architectures and write automated tests.

⭐ Good to Have :

• Experience with real-time systems, telemetry, IoT, or satellite systems
• Exposure to distributed systems / microservices / high-availability architectures
• Working knowledge of Python for scripting or integrations
• Experience with monitoring tools like Prometheus and Grafana
• Interest in hardware-software integrated systems

Role: Java Developer

Positions: 4

Experience: 2–6 Years

Location: Belapur, Navi Mumbai

Responsibilities

The candidate will be responsible for:

• Actively contributing to the design, development, testing, deployment, and maintenance of software applications.
• Collaborating with cross-functional teams to develop web services, mobile applications, and web applications.
• Writing well-designed, efficient, secure, and high-performance code.
• Following software development best practices, including design, coding standards, and testing.
• Reviewing, testing, and debugging code developed by team members.
• Actively contributing to technical documentation and maintaining project-related documents.
• Integrating applications with network systems, servers, and databases.
• Troubleshooting application issues and providing timely resolutions.
• Participating in Agile/Scrum ceremonies and collaborating with development teams throughout the software development lifecycle.

Technical Skills

• Core Java
• Spring MVC
• Node.js
• ORM Frameworks (Hibernate/JPA or similar)
• Working knowledge of Relational Databases and NoSQL Databases
• Caching Technologies
• RESTful APIs, SOAP, and JSON
• Angular
• HTML5
• CSS / StencilJS
• Git or other code versioning tools

Additional Requirements

• Strong understanding of Agile Scrum development methodologies.
• Experience integrating applications with servers, databases, and network systems.
• Ability to troubleshoot and resolve application development issues.
• Strong conceptual, analytical, and critical thinking skills.
• Self-motivated with the ability to work independently and collaboratively.
• Good understanding of the software/product development lifecycle.
• Excellent written and verbal communication skills in English.

JOB DETAILS:

* Job Title: Lead I - Software Engineering-Kotlin, Java, Spring Boot, Aws

* Industry: Global digital transformation solutions provide

* Salary: Best in Industry

* Experience: 5 -7 years

* Location: Trivandrum, Thiruvananthapuram

Role Proficiency:

Act creatively to develop applications and select appropriate technical options optimizing application development maintenance and performance by employing design patterns and reusing proven solutions account for others' developmental activities

Skill Examples:

1. Explain and communicate the design / development to the customer
2. Perform and evaluate test results against product specifications
3. Break down complex problems into logical components
4. Develop user interfaces business software components
5. Use data models
6. Estimate time and effort required for developing / debugging features / components
7. Perform and evaluate test in the customer or target environment
8. Make quick decisions on technical/project related challenges
9. Manage a Team mentor and handle people related issues in team
10.  Maintain high motivation levels and positive dynamics in the team.
11.  Interface with other teams’ designers and other parallel practices
12.  Set goals for self and team. Provide feedback to team members
13.  Create and articulate impactful technical presentations
14.  Follow high level of business etiquette in emails and other business communication
15.  Drive conference calls with customers addressing customer questions
16.   Proactively ask for and offer help
17.  Ability to work under pressure determine dependencies risks facilitate planning; handling multiple tasks.
18.  Build confidence with customers by meeting the deliverables on time with quality.
19.  Estimate time and effort resources required for developing / debugging features / components
20.  Make on appropriate utilization of Software / Hardware’s.
21.  Strong analytical and problem-solving abilities

Knowledge Examples:

•     Appropriate software programs / modules

1. Functional and technical designing
2. Programming languages – proficient in multiple skill clusters
3. DBMS
4. Operating Systems and software platforms
5. Software Development Life Cycle
6. Agile – Scrum or Kanban Methods
7. Integrated development environment (IDE)
8. Rapid application development (RAD)
9. Modelling technology and languages
10. Interface definition languages (IDL)
11. Knowledge of customer domain and deep understanding of sub domain where problem is solved

Additional Comments:

We are seeking an experienced Senior Backend Engineer with strong expertise in Kotlin and Java to join our dynamic engineering team.

The ideal candidate will have a deep understanding of backend frameworks, cloud technologies, and scalable microservices architectures, with a passion for clean code, resilience, and system observability.

You will play a critical role in designing, developing, and maintaining core backend services that power our high-availability e-commerce and promotion platforms.

Key Responsibilities

Design, develop, and maintain backend services using Kotlin (JVM, Coroutines, Serialization) and Java.

Build robust microservices with Spring Boot and related Spring ecosystem components (Spring Cloud, Spring Security, Spring Kafka, Spring Data).

Implement efficient serialization/deserialization using Jackson and Kotlin Serialization. Develop, maintain, and execute automated tests using JUnit 5, Mockk, and ArchUnit to ensure code quality.

Work with Kafka Streams (Avro), Oracle SQL (JDBC, JPA), DynamoDB, and Redis for data storage and caching needs. Deploy and manage services in AWS environment leveraging DynamoDB, Lambdas, and IAM.

Implement CI/CD pipelines with GitLab CI to automate build, test, and deployment processes.

Containerize applications using Docker and integrate monitoring using Datadog for tracing, metrics, and dashboards.

Define and maintain infrastructure as code using Terraform for services including GitLab, Datadog, Kafka, and Optimizely.

Develop and maintain RESTful APIs with OpenAPI (Swagger) and JSON API standards.

Apply resilience patterns using Resilience4j to build fault-tolerant systems.

Adhere to architectural and design principles such as Domain-Driven Design (DDD), Object-Oriented Programming (OOP), and Contract Testing (Pact).

Collaborate with cross-functional teams in an Agile Scrum environment to deliver high-quality features.

Utilize feature flagging tools like Optimizely to enable controlled rollouts.

Mandatory Skills & Technologies Languages:

Kotlin (JVM, Coroutines, Serialization),

Java Frameworks: Spring Boot (Spring Cloud, Spring Security, Spring Kafka, Spring Data)

Serialization: Jackson, Kotlin Serialization

Testing: JUnit 5, Mockk, ArchUnit

Data: Kafka (Avro) Streams Oracle SQL (JDBC, JPA) DynamoDB (NoSQL) Redis (Caching)

Cloud: AWS (DynamoDB, Lambda, IAM)

CI/CD: GitLab CI Containers: Docker

Monitoring & Observability: Datadog (Tracing, Metrics, Dashboards, Monitors)

Infrastructure as Code: Terraform (GitLab, Datadog, Kafka, Optimizely)

API: OpenAPI (Swagger), REST API, JSON API

Resilience: Resilience4j

Architecture & Practices: Domain-Driven Design (DDD) Object-Oriented Programming (OOP) Contract Testing (Pact) Feature Flags (Optimizely)

Platforms: E-Commerce Platform (CommerceTools), Promotion Engine (Talon.One)

Methodologies: Scrum, Agile

Skills: Kotlin, Java, Spring Boot, Aws

Must-Haves

Kotlin (JVM, Coroutines, Serialization), Java, Spring Boot (Spring Cloud, Spring Security, Spring Kafka, Spring Data), AWS (DynamoDB, Lambda, IAM), Microservices Architecture

******

Notice period - 0 to 15 days only

Job stability is mandatory

Location: Trivandrum

Virtual Weekend Interview on 7th Feb 2026 - Saturday

About Us:

REConnect Energy’s GRIDConnect platform helps integrate and manage energy generation and consumption for 1000s of renewable energy assets and grid operators. We are currently serving customers across India, Bhutan and the Middle East with expansion planned in US and European markets.

We are headquartered in Central Bangalore with a team of 150+ and growing. You will join the Bangalore based Engineering team as a senior member and work at the intersection of Energy, Weather & Climate Sciences and AI. 

Responsibilities:

● Engineering - Take complete ownership of engineering stacks. Define and maintain software systems architecture for high availability 24x7 systems.

● Leadership - Lead a team of engineers and analysts managing engineering development as well as round the clock service delivery. Provide mentorship and technical guidance to team members and contribute towards their professional growth. Manage weekly and monthly reviews with team members and senior management.

● Product Development - Contribute towards new product development through engineering solutions to product requirements. Interact with cross-functional teams to bring forward a technology perspective.

● Operations - Manage delivery of critical services to power utilities with expectations of zero downtime. Take ownership for uninterrupted product uptime. 

Requirements:

● Bachelor's or Master’s degree in Computer Science, Software Engineering, Electrical Engineering or equivalent

● Proficient in python programming along with Frameworks like Django/Fast Api/Flask and Java frameworks like Spring, Hibernate, SpringBoot, etc

● Debug and resolve technical issues that arise during the development or after deployment at various stages.

● Experience in databases including MySQL and NoSQL

● Experience in designing, developing and maintaining high availability systems.

● Experience in MVC pattern, Tomcat, Git, and Jira.

● Experience working with AWS cloud platform.

● 4-5 years of experience building highly available systems

● 2-3 years experience leading a team of engineers and analysts

● Strong analytical and data driven approach to problem solving

Competitive Salary

About Solidatus

At Solidatus, we empower organizations to connect and visualize their data relationships, making it easier to identify, access, and understand their data. Our metadata management technology helps businesses establish a sustainable data foundation, ensuring they meet regulatory requirements, drive digital transformation, and unlock valuable insights. 

We’re experiencing rapid growth—backed by HSBC, Citi, and AlbionVC, we secured £14 million in Series A funding in 2021. Our achievements include recognition in the Deloitte UK Technology Fast 50, multiple A-Team Innovation Awards, and a top 1% place to work ranking from The FinancialTechnologist. 

Now is an exciting time to join us as we expand internationally and continue shaping the future of data management. 

About the Engineering Team

Engineering is the heart of Solidatus. Our team of world-class engineers, drawn from outstanding computer science and technical backgrounds, plays a critical role in crafting the powerful, elegant solutions that set us apart. We thrive on solving challenging visualization and data management problems, building technology that delights users and drives real-world impact for global enterprises.

As Solidatus expands its footprint, we are scaling our capabilities with a focus on building world-class connectors and integrations to extend the reach of our platform. Our engineers are trusted with the freedom to explore, innovate, and shape the product’s future — all while working in a collaborative, high-impact environment. Here, your code doesn’t just ship — it empowers some of the world's largest and most complex organizations to achieve their data ambitions.

Who We Are & What You’ll Do

Join our Data Integration team and help shape the way data flows! 

Your Mission:

To expand and refine our suite of out-of-the-box integrations, using our powerful API and SDK to bring in metadata for visualisation from a vast range of sources including databases with diverse SQL dialects.

But that is just the beginning. At our core, we are problem-solvers and innovators. You’ll have the chance to:                                                        

Design

intuitive layouts

representing flow of data across complex deployments of diverse technologies

Design and optimize API connectivity and parsers reading from source systems metadata

Explore new paradigms for representing data lineage

Enhance our data ingestion capabilities to handle massive volumes of data

Dig deep into data challenges to build smarter, more scalable solutions

Beyond engineering, you’ll collaborate with users, troubleshoot tricky issues, streamline development workflows, and contribute to a culture of continuous improvement.

What We’re Looking For

• We don’t believe in sticking to a single tech stack just for the sake of it. We’re engineers first, and we pick the best tools for the job. More than ticking off a checklist, we value mindset, curiosity, and problem-solving skills.
• You’re quick to learn and love diving into new technologies
• You push for excellence and aren’t satisfied with “just okay”
• You can break down complex topics in a way that anyone can understand
• You should have 6–8 years of proven experience in developing, and delivering high-quality, scalable software solutions 
• You should be a strong self-starter with the ability to take ownership of tasks and drive them to completion with minimal supervision.
• You should be able to mentor junior developers, perform code reviews, and ensure adherence to best practices in software engineering.

Tech & Skills We’d Love to See

Must-have:·

• Strong hands-on experience with Java, Spring Boot RESTful APIs, and Node.js
• Solid knowledge of databases, SQL dialects, and data structures

Nice-to-have:

• Experience with C#, ASP.NET Core, TypeScript, React.js, or similar frameworks
• Bonus points for data experience—we love data wizards

If you’re passionate about engineering high-impact solutions, playing with cutting- edge tech, and making data work smarter, we’d love to have you on board!

• Design, architect, and build high-quality scalable systems
• Review system design and architecture, code, and test plans
• Handle technical questions and escalations from clients
• Own projects end-to-end, including gathering requirements, solutioning and designing architecture, developing, testing, deploying, and maintaining systems
• Interact and collaborate with our high-quality technical team across India and the US

Responsibilities

• Plan, develop and implement large-scale projects from conception to completion.
• Interface with clients and gather business requirements and objectives.
• Translate clients’ business requirements and objectives into technical applications and solutions.
• Understand and evaluate complex data models.
• Design, develop and implement new integration.
• Execute system development and maintenance activities.
• Develop solutions to improvise performance and scalability of systems.
• Mentor junior and mid-level engineers.

Minimum Requirements

• 3-5 years of relevant experience, working in Java related technologies.
• A Good Engineering or Masters degree from a reputed university
• Should have strong technical skills with a good grasp of OO concepts and design patterns

• Good knowledge of SQL database ( MySQL, Oracle, etc )
• Good understanding of frameworks like Spring, Hibernate, etc.
• Good understanding of spring boot and microservices.
• Exposure to AWS services - S3, SQS, Lambda, DynamoDB, API Gateway, etc.

Good to have

• Knowledge of No-SQL DBs like mongo, dynamoDB, etc.
• Knowledge of message brokers/queuing services like SQL, rabbitMQ, Kafka, etc.