Bachelor's or Master's degree in Computer Science, Information Systems,
or equivalent.
EXPERIENCE – 2 to 5 years
CTC - UPTO 5.4L P.A.
JOB DESCRIPTION
We are looking for a backend developer who will be responsible for designing,
implementing, and supporting a distributed blockchain-based network. Your primary
responsibility will be analysing requirements, designing Blockchain technology around
a certain business model, and the building and launching of a blockchain network. You
will be asked to work on various blockchain technologies like Ethereum (Layer 1 & 2,
i.e Binance Smart Chain ).
● Analytical, results-driven Back-end Developer who will work with team members
to troubleshoot and improve current back-end applications and processes.
Focused on building a better, more efficient program and creating a better
end-user experience.
● Work closely with Frontend developers to integrate new web features into
our application
● Strong understanding of the web development cycle and programming
techniques and tools.
● Strong communication and presentation skills
● Ability to work in a fast-paced environment.
SKILLSET
● Experience with Smart contract development tools
● Strong background in Javascript, Python & Node JS, SQL
● Build new features and products using modern backend tools (Node.js, Mongo,
SQL, GraphQL)
● Hands-on technical exposure in implementing Blockchain technologies
(Ethereum and Hyperledger Familiarity with Hyperledger Fabric and Solidity )
Understanding of Distributed Ledger technology, Blockchain ecosystem and
structure.
● Experience working in an Agile and DevOps environment.
● Knowledge on Mining, Hashing, Elliptic Curve Cryptography(ECC) and P2P
networking Extensive experience with progression of major projects from the
planning stage through to implementation and completion Effective
communicator to all stakeholders and management during project consulting
and analysis. Strong Software development background.
● Experience on Smart contract and Solidity, development tools for Ethereum
(testrpc, geth, Web3, eth_lightwallet, etc.
● Experience in writing smart contracts.
● Good understanding of NFTs and tokens.
● Experience in wallet integration like MetaMask and Coinbase Wallet.
Experience working with decentralized application protocols like DeFi..
Working knowledge of at least one of the Blockchain frameworks such
as Hyperledger Fabric, R3 Corda, Ethereum (Solidity).
● Experience working with large code-bases.
● Proficiency in one or more of the following languages: C++, Go, Solidity,
Rust, Node.js, React.js.
● Strong knowledge of Algorithms and Data Structures.
● Familiarity with Cryptography.
● Familiarity with P2P networks
● Strong knowledge of bitcoin-like blockchains.
● Strong knowledge of concurrency and writing efficient and safe multithreaded
code
● Familiarity with code versioning tools such as Git

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Role & Responsibilities
work with peers in Product, QA, and other Engineering departments;
coach and mentor team members;
cautiously drive adoption of new technologies and processes;
preserve our engineering values of quality, scalability, and maintainability;
“see around corners” — identify blind spots and prioritize work across teams;
work with international teams to ensure successful product development and delivery; and
own the overall architecture and systems engineering for your products.
8+ years backend engineering experience in production systems
Proven experience architecting large-scale distributed systems (high throughput, low latency, high availability)
Deep expertise in system design including scalability, fault tolerance, and performance optimization
Experience leading cross-team technical initiatives in complex systems
Strong understanding of security, privacy, compliance, and secure coding practices
Responsibilities:
● Design, develop, and maintain scalable backend services and APIs using Java and Spring
Boot.
● Create and optimize SQL database schemas and queries in PostgreSQL to ensure efficient
data storage and retrieval.
● Implement RESTful APIs to facilitate seamless communication between frontend and backend
components.
● Configure and manage Nginx web servers to efficiently handle incoming requests and improve
application performance.
● Deploy and manage applications on AWS or GCP, ensuring scalability, reliability, and
security.
● Configure and optimize message broker systems using Kafka for real-time data processing
and communication.
● Containerize applications using Docker for easy deployment, scaling, and management.
● Create detailed Low-Level Designs (LLDs) and High-Level Designs (HLDs) to guide the
development and architecture of backend systems.
● Automating CI/CD pipelines and streamlining the software development lifecycle.
● Integrate AI/ML models into backend workflows using Python, PyTorch/TensorFlow, or
third-party AI APIs.
● Leverage AI tools (e.g., OpenAI APIs, Hugging Face, AWS AI services) to build intelligent
features.
● Collaborate closely with frontend developers, product managers, data scientists, and other
stakeholders to deliver high-quality AI-powered solutions.
● Monitor and troubleshoot production systems to ensure optimal performance, reliability, and
uptime.
What We’re Looking For:
● Bachelor’s degree in Computer Science, Engineering, or related field.
● 3-5 years of experience in backend development.
● Proficiency in Java, Spring Boot, PostgreSQL, SQL, and GitActions.
● Strong understanding of RESTful API design principles and best practices.
● Experience with configuring and optimizing Nginx web servers.
● Experience with configuring and optimizing Kafka service.
● Hands-on experience with AWS or GCP.
● Familiarity with Docker containers and container orchestration.
● Ability to create comprehensive Low-Level Designs (LLDs) and High-Level Designs (HLDs)
for backend systems.
● Experience with Python for AI/ML model integration in backend services.
● Familiarity with AI platforms and APIs such as OpenAI, Hugging Face, AWS AI/ML, or GCP
Vertex AI.
● Excellent problem-solving skills and attention to detail.
● Strong communication and collaboration skills, with the ability to work effectively in a team
environment.
Preferred Qualifications:
● Knowledge of microservices architecture and related technologies.
● Experience with cloud-native development and serverless computing.
● Understanding of software development best practices, including Agile methodologies
Job Location
Bengaluru, India
Job Type
Contractual Position with Potential for Full-Time Employment Based on Performance Review
Experience Required
4 years of experience in Java & Technologies
Company Description
Welcome to Unitalks Technologies! We are a managed services provider that helps our clients hire top-quality talent. We are hiring for one of our clients in Bengaluru, more details will be provided about the company and culture later in the process.
Role Description
This is a contract role for a Senior Java Software Engineer. As a Senior Java Software Engineer, you will be responsible for designing and developing software solutions, building and maintaining Microservices architectures, and programming using Spring Boot. This role is based in Bengaluru and is an on-site position.
Qualifications
- Software Development and Programming skills
- Experience with Microservices and the Spring Boot
- Proficiency in Java, SQL and UNIX
- Good in deployment on different platforms like AWS, Azure, etc.
- Strong problem-solving and analytical skills
- Excellent communication and teamwork abilities
- Bachelor's or Master's degree in Computer Science or a related field
- Experience with Agile methodologies and CI/CD pipelines
- Knowledge of cloud platforms and containerization technologies is a plus
Criteria:
- BE/MTech/MCA/MSc
- 3+yrs Hands on Experience in TSQL / PL SQL / PG SQL or NOSQL
- Immediate joiners preferred*
- Candidates will be selected based on logical/technical and scenario-based testing
Note: Candidates who have attended the interview process with TnS in the last 6 months will not be eligible.
Job Description:
- Technical Skills Desired:
- Experience in MS SQL Server and one of these Relational DB’s, PostgreSQL / AWS Aurora DB / MySQL / Oracle / NOSQL DBs (MongoDB / DynamoDB / DocumentDB) in an application development environment and eagerness to switch
- Design database tables, views, indexes
- Write functions and procedures for Middle Tier Development Team
- Work with any front-end developers in completing the database modules end to end (hands-on experience in parsing of JSON & XML in Stored Procedures would be an added advantage).
- Query Optimization for performance improvement
- Design & develop SSIS Packages or any other Transformation tools for ETL
- Functional Skills Desired:
- Banking / Insurance / Retail domain would be a
- Interaction with a client a
3. Good to Have Skills:
- Knowledge in a Cloud Platform (AWS / Azure)
- Knowledge on version control system (SVN / Git)
- Exposure to Quality and Process Management
- Knowledge in Agile Methodology
- Soft skills: (additional)
- Team building (attitude to train, work along, mentor juniors)
- Communication skills (all kinds)
- Quality consciousness
- Analytical acumen to all business requirements
Think out-of-box for business solution
Designation - Senior Java Developer
Experience - 4+ Years required
-Proven working experience in Java Spring Boot framework
-Proven working experience in Java development
-Proven hands-on Software Development experience
-Experience in Spring boot micro services
-Experience working with tools like Git, Maven,SVN.
-Expertise developing enterprise-level web applications and RESTful APIs using Spring boot, with demonstrable production-scale experience.
- Working experience in Industry Standard protocols related API Security including OAuth is a must.
- Demonstrate strong design and programming skills using JSON, Web Services.
- Working knowledge with SQL Server databases.
- Passion to stay on top of the latest happenings in the tech world and an attitude to discuss and bring those into play.
- Strong agile/scrum development experience
- Strong collaboration and communication skills within distributed project teams
- Excellent written and verbal communication skills
Skill Required – Core Java, Java 8 Feature, Spring Core, Spring boot , Spring Data JPA, Hibernate..Etc
o Minimum 8 years of overall experience in software development.
o Experience as a Lead developer .
o Experience with AWS,Architecture, Node js.
About the work from home job/internship
1. Work on backend development
2. Work on application and web development and api development
3. Work on programming languages like JavaScript, PHP, Ruby, Python, Java
4. Work on modern JS frameworks such as React.js, Node.js, and Angular.js
5. Work to implement server-side or application logic, develop databases, and design architectures
We are looking for talented engineers who are passionate about using software
engineering to make kids love to learn and redefine learning@home. You will
have an opportunity to work in a highly motivated fast paced environment in a fastest
growing Ed-Tech company. You will be building platforms and services to be used across
various products. You will have the opportunity to create significant impact on our
systems, our business and most importantly on the life of millions of our students as we
take on challenges that will reshape education industry. You will operate at the
intersection of diverse disciplines - Backend, Frontend, Big Data, ML, Computer vision
and various open source tech. You will build solutions for Byju’s learning Apps as well as
few upcoming products with huge market potential and are high on innovation.
We are looking for smart people with excellent coding skills and can-do attitude.
Candidates should be eager to learn, flexible to pivot when needed, savvy enough to
thrive in a dynamic environment and should possess a growth mindset.
Roles & Responsibilities
● Writes high quality code & unit tests, builds, tests as per agreed timelines
● Participates in technical design and provides estimation
● Owns one or more small to medium features
● Becomes a go-to person in at least one area
● Communicates clearly and gets clarification upfront to minimize rework. Knows when
to ask for help to unblock.
● Consistently follows and promotes SDLC best practices: Coding standard, testing,
code reviews, code comments etc.
● Exhibit strong problem solving skills, helps other developers and demonstrates
teamwork
Ideal Candidate Profile
● Understands detailed requirements and demonstrates excellent problem solving skills
● Deep understanding of software engineering practices, Design Patterns, Data
Structures, Algorithms
● Excellent programming skills in ROR, Golang, NodeJS, Python
● Strong communication skills
● Strong sense of ownership, drive and ability to deliver results
● A Bachelors or Masters degree in engineering from a reputed institute (preferably
IITs, NITs, or other top engineering institutes)
● Experience in Golang, RoR, Unity, ML or Python will be an added advantage









