Senior Backend Developer

Senior Backend Engineer

What You'll Do :

- Build and scale the core backend and infrastructure powering a customer feedback intelligence platform - owning systems from data ingestion through real-time analytics.

- Harden ML and NLP infrastructure, including pipelines, model serving, and data flows, so features remain reliable in real-world production environments at scale.

- Own critical infrastructure decisions around data models, event flows, and service boundaries, with strong correctness and data-integrity guarantees.

- Instrument systems deeply for observability, ensuring failures surface early and production behavior becomes a source of continuous learning.

- Balance speed, cost, and long-term system health, making pragmatic, cost-effective trade-offs while shipping continuously.

- Partner closely with Product, Design, and the founding team to turn ambiguous problem statements into clear, scalable infrastructure.

- Raise the engineering bar through clean code, thorough design reviews, mentorship, and platform-level improvements.

What It Takes :

- 6-8 years of software engineering experience, with a proven track record of building and shipping reliable systems in production.

- 3+ years at a single organization where you've built infrastructure from the ground up and owned complex projects end to end.

- Deep expertise in infrastructure, including data pipelines, event-driven and microservices architectures, observability, reliability, and cost optimization.

Tech Stack :

-serverless computing, SQL/NoSQL databases, Elasticsearch, or GraphQL.

Bonus :

- Experience building or operating ML/NLP infrastructure such as data pipelines, model serving, feature stores, or inference systems.

Why This Opportunity :

- High Impact : Build foundational backend and infrastructure systems at an early-stage, high-growth technology company.

- Ownership : Take end-to-end responsibility for critical features, systems, and infrastructure.

- Complex Challenges : Work across ML/NLP infrastructure, distributed systems, data pipelines, and real-time analytics.

- Growth : Deepen your technical expertise while having the opportunity to grow into a technical leadership path.

- Culture : Work in an open, collaborative, and values-driven environment with significant autonomy.

- Benefits : Competitive compensation, equity, hybrid work setup, premium healthcare, and more.

Your Impact:

•                 Implements Digital Consumer experiences based on a foundation of SFCC (Salesforce commerce cloud) to meet expected quality standards

•                 Ensures functional requirements and high-level solution designs are understood and are translated into detailed technical design

•                 Implement proofs of concept to prove any new technologies, application flows or integration scenarios and identify customizations needed to SFCC platform for meeting client requirements

•                 Guides the performance tuning and scalability of the ecommerce solution

•                 Diagnose and solve technical problems during implementation and support phases

Your Skills & Experience:

•                 4-8 Years with 2+ years of implementing commerce application on any eCommerce platform in last 3 years

•                 If you have not worked in eCommerce platform, we can still discuss with you if you are expert in Java/.Net and understand REST/SOAP webservices.

•                 Demonstrate proficiency in build and release management using CI/CD strategies (leveraging tools like Jenkins and DevOps practices), implement Mocha/Chai unit and functional test cases in order to reduce costs while ensuring quality

•                 Contributes to designing, implementing and documenting the build release process as well as system configuration and deployment characteristics of the applications

•                 Participates in technical walkthroughs/ code reviews of other team members’ components, test plans and results and help them with gaps

•                 Collaborate with architect to define implementation processes and quality gates and standards

•                 Identifies risks and issues, and help monitor them

•                 Guides the development of reference and resource materials

•                 Mentors developers in improving their platform knowledge and development skills

•                 Communicate technical design to the developers and help/guide them in the implementation

•                 Participates in Agile sprints

Set Yourself Apart With:

•                 eCommerce platform certification

•                 Security considerations – OWASP, CSRF, reCAPTCHA etc. – Basic knowledge or experience

•                 Git Development workflow – Proficient

•                 Visual Studio Code IDE or Eclipse IDE - Proficient

•                 Knowledge on Agile methodology and desired tools like Jira, confluence etc.

•                 Scripting/development experience with Node.js, Mocha/Chai

•                 Experience working in any Salesforce cloud environment like SFMC, SFSC etc.

•                 Excellent written, verbal communication and articulation skills & Good team player

•                 Self-starter and self-learner with keen interest to grow

•                 Process orientation and the ability to define and setup processes

•                 Ability to provide necessary coaching to bring team members up to speed on the technology

•                 Ability to prioritize and manage multiple tasks

•                 Excellent and innovative approach to problem solving and finding solutions

•                 Flexible and proactive/self-motivated working style with excellent personal ownership of problem resolution

Key Responsibilities:

●    Design, develop, and maintain high-performance, scalable, and secure backend systems using Java.

●    Build and maintain RESTful APIs and microservices to support application functionality.

●    Collaborate closely with frontend developers to ensure smooth integration with React/Angular-based frontend systems.

●    Work with both relational databases (SQL) and NoSQL databases to design data schemas, optimize queries, and maintain data integrity.

●    Leverage cloud platforms (AWS, Azure, Google Cloud) to deploy, monitor, and scale applications.

●    Implement and maintain containerization using Docker and Kubernetes (K8S).

●    Write unit tests for both backend and frontend code to ensure code quality and reliability.

●    Participate in code reviews to maintain code quality standards and mentor junior developers.

●    Contribute to a culture of continuous improvement, proposing and driving best practices in backend development, testing, and deployment.

Required Skills And Experience

●    Bachelors or Masters in computer science or related fields.

●    5+ years of experience in backend development, with strong expertise in Java (must-have).

●    Solid experience with frontend frameworks such as React or Angular.

●    Hands-on experience with RESTful APIs, Docker, and NoSQL databases (such as MongoDB, Cassandra, etc.).

●    Strong experience with SQL databases (such as MySQL, PostgreSQL, etc.), including database design, optimization, and query writing.

●    Familiarity with cloud platforms (AWS, Azure, Google Cloud) and Kubernetes (K8S).

●    Experience in writing unit tests and understanding of test-driven development (TDD) principles.

●    Strong understanding of Agile/Scrum methodologies.

Nice to Have:

●    Exposure to Automation Testing Frameworks (e.g., Selenium, Cypress).

●    Experience working in a SaaS (Software as a Service) environment.

●    Knowledge of Agile/Scrum methodologies.

Python Developer 

Location: Hyderabad (Apple Office)

Experience: 8+ years (Retail / E-commerce preferred)

Budget- 1.9 lpm + GST

Contract: 1 Year + Extendable

Job Responsibilities / Requirements:

• 8+ years of proven experience, preferably in retail or e-commerce environments.
• Strong expertise in Python development.
• Excellent communication skills with the ability to collaborate across multiple teams.
• Hands-on experience with Container & Orchestration: Kubernetes, Docker.
• Expertise in Infrastructure Automation via Kubernetes YAML configurations.
• Strong skills in Scripting & Automation: Python, Shell Scripts (Bash).
• Familiarity with CI/CD Pipelines: GitHub Actions, Jenkins.
• Experience with Monitoring & Logging: Splunk, Grafana.
• Immediate Joiners Preferred – Urgent Support Required.

Responsibilities:

• Define the code review process for the team to follow and perform code reviews.
• Design, implement, and maintain Java-based applications that can be high-volume and low-latency.
• Ensure application designs conform with business goals.
• Develop and test software & Identify and resolve any technical issues arising.

Eligibility:

• 3+ yrs of experience developing web applications using J2EE / Java.
• Possess knowledge and skills in software programming in Core Java, J2EE, Microservices-related technologies, Spring Boot, Spring MVC, Rest API, JavaScript, and XML.
• Experience developing enterprise-level web applications and RESTful APIs using Microservices.
• Experience in API Management & in using version control and CI / CD tools.

Looking For Java Developer who will help Build large scale distributed systems. The ideal candidate will be a thinker and a team player with a passion for technology and with a knack for benchmarking and optimization.

• Computer Science fundamentals in object-oriented design, data structures, algorithms, problem solving, and complexity analysis

• Must have hands on experience on coding in Core Java, multithreading, concurrency and collection.

Good knowledge of Microservices.

• Knowledge of professional software engineering practices. Understanding of full software development life cycle, including coding standards, code reviews.

• Strong technical Design and Development skills

• Ability to work effectively under pressure in a dynamic environment.

• Agility to switch across multiple teams/ products/ applications and perform

• Experience in translating requirements into technical design specifications and documentation, as well as executing development projects from conception to delivery

• Excellent verbal and written communication skills

 JD / Skills Sets

1. Good knowledge on Python

2. Good knowledge on My-Sql, mongodb 

3. Design Pattern

4. OOPs

5. Automation

6. Web scraping

7. Redis queue

8. Basic idea of Finance Domain will be beneficial.

9. Git10. AWS (EC2, RDS, S3)

Responsibilities

1. Collaborate with teammates to define, design, and shape new features.

2. Design and develop backend API microservices using Node.js.

3. Design and develop applications in an AWS and GCP environment.

4. Design and implement low-latency, high-availability, and performant applications.

5. Write reusable, testable, and efficient code.

6. Troubleshoot, debug, and upgrade the software.

Requirements

1. Solid experience in Node.js.

2. Good experience using frameworks such as Express.JS or Restify.

3. Willing to learn HapiJS.

4. Hands-on experience with JavaScript Development.

5. Able to work independently and carry out a task to achieve the design goal with minimal supervision.

6. Good programming skills and communications.

Rejolut is among the fastest-growing and award winning Tech companies working on leading technologies namely Blockchain, Machine Learning & Artificial Intelligence, Complex mobile & Web Apps, IoT, etc.Rejolut is a venture-backed company with clients in over several countries namely Malaysia Airlines,gba global,my-earth,biomes, Dlg-hub,etc.

We are looking for Tech geeks having hands-on experience and in love with building scalable, distributed and large web/mobile products and tech solutions. He/She must be an excellent problem solver with passion to self-learn and implement web technologies (frontend + backend). He/She would be responsible for the architecture design, code review, and technology build and deployment activities of the product. 

Responsibilities:-

- Own the product development from scratch.

- Architect scalable, distributed and large-scale web and mobile solutions from scratch.

- Code for fresh development and to troubleshoot and resolve issues.

- Writing reusable, testable, and efficient code.

- Creating database schemas that represent and support business processes.

- Design and implementation of low-latency, high-availability, and performant applications.

- Able to learn & implement new technology/framework/library at God Speed.

- Customer-focused, react well to changes, work with teams and be able to multitask.

- Experience and knowledge of open-source tools and frameworks, broader cutting edge technologies around server side development. 

Desired Candidate Profile:-

- A Bachelor's degree in Computer Science or related field(or combined with related experience)

- Strong Expertise in Node.js/Javascript

- Hands-on experience in writing Node.js applications

- Deep knowledge of Restful APIs, Web Services, command-line programs and solid design principles.

- Knowledge of Node.js and frameworks like Express.js,Sails.js,StrongLoop, Meteor,Loopback.js, etc

- Knowledge of SQL and NoSQL database(MongoDB)

- Knowledge of tools like Docker, Git, Postman, JSdocs, etc.

- Well versed with front-end technologies - HTML5, and CSS3, AWS, GCP, Azure, Good hold on CLI command, OS

- Proficiency in multiple programming languages, both dynamic(Javascript, Python, Ruby, etc.) and strongly typed object-oriented language.

- Implementing automated testing platforms and unit tests.

- Must be a proven performer and team player that enjoys challenging assignments in a high energy, fast growing and start-up workplace.

- Good communication and interpersonal skills

Rejolut - As a Career Differentiator

 - We are a young and dynamic team who are obsessed with solving futuristic and evolutionary business problems at scale with the next generation technology like blockchain, crypto and machine learning. Focuses on empowering people across the globe to be technically efficient, making advancements in technology and providing new capabilities that were previously thought impossible.

- We provide exposure to higher learning opportunities so that you can work on complex and cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, WebAssembly. Strong expertise in  blockchain and crypto technology and working with the networks like Hedera Hashgraph, Tezos, BlockApps, Algorand, Cardano.

- We maintain high end transparency with clients and employees as Visibility unlocks Efficiency and trust unlocks Visibility.

- Company is backed by two technology Co-founders, well-versed with consumer applications and their work has been downloaded millions of times and have led teams in leadership positions in companies like Samsung, Purplle, Loylty Rewardz.

Benefits :

> Health Insurance

> Work from Home

> Fast growth and more visibility into the company

> Experience to work on the latest technology

> Competitive Learning Environment with supportive co-workers

> Employee friendly HR Policies

> Paid leaves up to certain limits

> Competitive salaries & Bonuses

> Liberal working atmosphere

> Get mentored by the best in the industry

Schedule:

- Day Shift/Flexible working hours

- Monday to Friday

About Us

We help our customers to Go Digital at 3x Less Cost and 3x Less Time!

appZUI nGage, our App-as-Service platform, accelerates the digital idea to profit journey. Serving more than 250K consumers in US, UK, Switzerland, Australia, India and other geographies with several exciting digital transformations.

Know more:https://bit.ly/az-godigital">http://bit.ly/az-godigital

Role & Responsibilities

We are looking for a Senior developer/Architect to be part of our growing team. In this role you will be handling

• Design and architecture of various core platform components
• Develop and deliver various products for our customers
• Mentor and develop various team members

Skills & Capabilities

• System design for function, scale, security and maintenance
• Data engineering concepts and practice
• Test driven development
• Server-side skills: Nodejs/.Net/Java, Devops, SQL, microservices
• DevOps & SRE skills: Jenkins, Prometheus, Grafana
• System modelling and visualization skills
• Written & oral communication skills
• Front-end skills: (nice to have) Ionic, Angular/React, Javascript, HTML, CSS

What you can expect from us

• Product engineering culture: hypothesis-develop-test-evolve
• Failures are part of learning and growing
• Organization structure and processes to maximize creativity and openness
• Success is about 5 WINS: Customer, Employee, Supplier, Society and Investor