
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:-
-Work with the team to develop world-class tools through practical development and collaboration with the open source Go community
-Interact with internal and external developers and communities
-Work with the toolchain team and other engineering teams as well as the community on senior-level feature contributions to Golang, related compiler bug fixes, efficiency improvements, and optimisations, and some light packaging work where needed
-Accept, analyze, and respond to bug reports against tools packages in your area of responsibility
-Plan and track development and periodically report progress to team management.
- 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:-
- 1+ years of experience in open source compiler or tools development
- 1+ years of experience with the Go language, runtime and tools
- Experience with or exposure to the Linux kernel is helpful
- Bachelor's degree or higher in computer science, computer engineering, or a technology-related discipline
The following requirements are a plus:
-Experience with C/C++ toolchains and debuggers
-Advanced knowledge of Go language, compiler, library, runtime, and debug internals
-Practical experience developing Go tools for enterprise use
-Direct experience with Go tools community participation
-Knowledge of and experience with system tools internals (e.g. compilers, debug formats)
-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 Rejolut
About
Rejolut is one of the award winning fastest growing emerging tech company which is working leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.
We are a team that loves creativity and technology. We create products we are proud of. We fuse innovation with art to achieve Different, Intutive & Quality products.
Our Dogma: We don't make shit.
How we are different
-We are young and dynamic team who are obsessed with solving business problem at scale.
-We are a technology agnostic company who focus more on finding the optimal solution to business problem rather than technology itself.
Why to join us
- We provide huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career.
- We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
- There are two technology Co-founder in the company who are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in companies like Samsung, Purplle, Loylty Rewardz.
- Get mentored by the best in the industry
- Flexible working hours
- Perks best in the industry
- Flat structure, no hierarchy
Culture
- Fast-paced, intellectually stimulating, steep learning, and growth
- Close-knit, hardworking, supportive colleagues
- Challenging work
- Flat organization with no hierarchy
- If you like problem solving, and love latest tehnical innovations, there are very few better places
Company video


Photos
Connect with the team
Similar jobs
About Tamasha
Tamasha is building next-generation live, social, and real-time consumer
experiences across gaming, audio, video, and interactive platforms. Our backend
systems power millions of real-time interactions, low-latency data flows, and high
throughput event-driven services.
Role Overview
As a Software Development Engineer III (Backend), you will operate as a senior
individual contributor owning mission-critical backend systems. You will design
scalable architectures, solve complex distributed systems problems, and influence
engineering standards across teams.
Roles & Responsibilities
Own backend systems end-to-end, from design and implementation to
production reliability and long-term evolution.
Design scalable, fault-tolerant, and low-latency backend architectures for real
time and event-driven use cases.
Lead system design decisions including data models, service boundaries, async
workflows, and scalability strategies.
Build and operate high-throughput services handling millions of events, requests,
or messages per day.
Own reliability metrics such as p95/p99 latency, uptime, error budgets, and
participate in incident resolution and post-mortems.
Drive architectural migrations including monolith to microservices and
synchronous to asynchronous flows.
Collaborate with product, frontend, and data teams to translate complex
requirements into robust backend solutions.
Improve developer productivity by contributing to internal platforms, tooling,
CI/CD pipelines, and coding standards.
Mentor engineers through design reviews, code reviews, and technical guidance
without direct people management.
Proactively identify performance bottlenecks, cost inefficiencies, and scalability
risks and resolve them at the system level.
Tech Stack
Backend: Node.js (NestJS / Express), Golang, Java
Databases: PostgreSQL, MySQL, MongoDB, Redis
Messaging & Async: Kafka, SQS, RabbitMQ, Pub/Sub
Real-time: WebSockets, Server-Sent Events
Cloud & Infra: AWS / GCP, Docker, Kubernetes
Observability: Prometheus, Grafana, OpenTelemetry
What We’re Looking For
• 5+ years of backend engineering experience
• Proven ownership of production systems at scale
• Strong understanding of distributed systems and async architectures
• Experience handling production incidents and system reliability
• Ability to independently design and evolve backend systems
Responsibilities:
• Take on complex problems that span multiple components and teams.
• Independently own one or more multiple modules, which include: requirement analysis, design, development, maintenance & support
• Write extensive, efficient code to address complex modules that handle the interaction between multiple components.
• Rapidly iterate to add new functionalities and solves complex problems with simple and intuitive solutions
• Produce architecture with clean interfaces, that are efficient and scalable
• Participate and contribute to architectural discussions
• Solve production issues. Investigate and provide solutions to minimize the business impact due to the outage
• Continuously improve performance metrics of modules you own.
• Collaborate effectively across teams to solve problems, execute and deliver results
Requirements:
• Experience: 3+ years
• A Bachelor's or Master's Degree in Computer Science
• Software engineering and product delivery experience, with a strong background in algorithms
• Experience in architecting & building real-time, large-scale e-commerce applications
• Experience with high-performance websites catering to millions of daily traffic is a plus
• Excellent command over Data Structures and Algorithms
• Experience with web technologies, Go/Java/Python
• Language: GO or Python
• Strong expertise in DS and Algo
• Strong leadership skills - have experience mentoring, building products from scratch or incumbent in design and architecture.
• Have worked in the scaling of the system right from scratch.
• Someone worked in small user base to a large user base and wrote optimized code
• Both HLD and LLD
Kutumb is the first and largest communities platform for Bharat. We are growing at an exponential trajectory. More than 1 Crore users use Kutumb to connect with their community. We are backed by world-class VCs and angel investors. We are growing and looking for exceptional Backend Developers to join our Engineering team.
More on this here - https://kutumbapp.com/why-join-us">https://kutumbapp.com/why-join-us.html
Core Responsibilities:
- Design and develop real-time, resillient and high availabilty systems
- Architect and Build Microservices
- Iterating and building experiments
- Will be working with Node.js, Go, MySQL and Redis
You are the right fit if you have:
- Strong systems, architecture and database fundamentals
- Build from scratch and be a good decision maker
- The Ownership skills and can own the problems end to end
- The Zeal and willingness to put in extra efforts to build a product which will be used by millions of users, and most importantly
- The ability to find the solution to any problem and get things done
What we offer:
- High pace of learning
- Opportunity to build the product from scratch
- High autonomy and ownership
- A great and ambitious team to work with
- Opportunity to work on something that really matters
- Top of the class market salary and meaningful ESOP ownership
Not just a delivery company
RARA NOW is revolutionising instant delivery for e-commerce in Indonesia through data-driven logistics.
RARA NOW 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
**About the Role**
Integration of user-facing elements developed by front-end developers with server side logic
Implementation of security and data protection
Integration of data storage solutions
Strong proficiency with JavaScript
Knowledge of Node.js and frameworks available for it
Understanding the nature of asynchronous programming and its quirks and workarounds
Good understanding of server-side templating languages and CSS preprocessor
Basic understanding of front-end technologies, such as HTML5 and CSS3
User authentication and authorization between multiple systems, servers, and environments
Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform
Implementing automated testing platforms and unit test
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
Job Title: Jr Software Engr Java
Experience: 2+ Years
CTC: 6-12 LPA
Location: Mumbai
Face-to-face interview at the office
What we want:
We are looking for someone who has has strong knowledge and 2+years’ of experience in Core Java, Spring MVC, Restful API, SOAP, Golang
What you will do:
•Developing REST APIs for the platform
•Developing & maintaining an UX Panel
•Integration with third party applications using APIs
•Design, Develop and execute performance tests to simulate traffic of large-scale events
•Analyse complex problems/issues in load tests, production servers, and identify the bottlenecks and optimize performance.
•Analyse usage patterns, and application behaviours and translate that into performance optimizations.
•Determine how to meet scalability requirements while ensuring reliability within a platform
•Design and maintain tools for reporting on performance metrics.
Detailed Requirements:
Excellent knowledge of Golang, Core Java, Spring MVC, Restful API,SOAP
Additional knowledge of Java internals, GO Lang, plus.
Experience in developing, optimizing and operating high traffic projects/websites is a plus.
Experience in using Java Profilers and performance engineering.
Experience in writing multithreaded web applications.
Good knowledge of basic Linux commands to debug system issues and limitations a must.
Experience in Agile/SCRUM is a big plus
Experience in hibernate and spring MVC framework is a plus.
Ability to manage multiple modules simultaneously
Ability to work under pressure & deal with people diplomatically
Should have experience of leading a team & a strong motivator
Strong academic record is a big plus.
- Understanding the business requirement and providing good scalable solution
- Integrating user-facing elements developed by a front-end developers with server side logic
- Building reusable code and libraries for future use
- Optimizing the application for maximum speed and scalability
- Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform
- Creating database schemas that represent and support business processes
- Implementing automated testing platforms and unit tests
What you need to have:
- Engineers from Tier 1 colleges, B.Tech/ B.E from only from Tier 1 colleges
- Extensive and expert programming experience in anyone programming language (Golang/ C/ Java).
- A solid foundation in computer science, with strong competencies in data structures, algorithms, software design and distributed system applications
- Experience with building and scaling apps with RDBMS as well as NoSQLs.
- Experience creating scalable Web APIs for mobile and browser consumption
- Have a penchant for solving complex and interesting problems
- Worked in start-up culture with high levels of ownership and commitment
- Excellent coding skills – should be able to convert design into code fluently
- Working knowledge of - ReactJS, React Native, Golang, MySQL, NoSQL and hosting environment is AWS
Experience using, operating, and developing on top of cloud infrastructures and services
Experience in Kubernetes/openshift
Dynamic personality who is able to be proactive and adapt to the evolving architectural and technological directions.
Goal-oriented with the ability to work as part of a team; flexible, with the ability to work on different topics at the same time
Excellent communication skills; knowledge of and experience with agile programming practices and pair programming practices
Experience in multiple modern programming languages like Go, Python, React.Js, etc
UI Experience will be an added advantage to enable Gitops UI workflows.
Experience with test-driven development, continuous integration (CI) and delivery (CD), committer or contributor model and pair programming, and experience using Git
Working experience of distributed systems
We are building consumer internet space, payment processing, e-commerce and/or enterprise. SAAS products. Undergraduate (or higher) degree in computer science/engineering. You have an excellent grasp over theoretical and applied computer science.
Job Description
Responsibilities You can take responsibility of large sized projects. You can take full responsibility of one or more core modules and/or technical verticals / libraries / frameworks / components. This will include design and architecture, evaluating and deciding which framework/language/data store/tools to us, preparing roadmaps and timely delivery. You understand the business impact of your decisions. You will review code and ensure that implementations are testable, performant, scalable, documented and secure. You will work closely with product, design, revenue, platform and growth teams. You can take responsibility of large sized projects involving inter-departmental stakeholders. You can take full responsibility of one or more core modules and/or technical verticals / libraries / frameworks / components. Payment processing framework capable of supporting multiple payment methods (cards, netbanking, UPI, wallets, etc.) with one or more payment method supported across multiple payment gateways. This will include design and architecture, evaluating and deciding which framework/language/data store/tools to us, preparing roadmaps and timely delivery. You will drive engineering best practices, recruit other engineers, lead and manage teams, conduct performance reviews and mentor other engineers. You will review code and ensure that implementations are testable, performant, scalable, documented and secure. You will work closely with product, design, revenue, platform and growth teams.
Requirements 3-5 Years of Experience in software engineering.
5-10 years of industry experience in software engineering building consumer internet space, payment processing, e-commerce and/or enterprise SAAS products. Bachelor's Degree in Computer Science or related field, or 3+ years relevant work experience. Undergraduate (or higher) degree in computer science/engineering. You have an excellent grasp over theoretical and applied computer science. You have excellent problem solving and analytical skills. You should be able to identify systemic issues, performance bottlenecks and design/architect improvements. Experience with working on PCI compliant infrastructure. You should be able to build at this engineering level Store builder (products with multi-level variants (colour, size, etc.), SKUs, discounts) and shopping cart. Highly concurrent double entry accounting system. You have excellent problem solving and analytical skills. You should be able to identify systemic issues, performance bottlenecks and design/architect improvements. Good hold on data structures and algorithms. Strong object-oriented design skills, and an uncanny ability to design intuitive modules and class-level interface.
Desired Skills and Experience Python, Golang, Java, Ruby on Rails, Django




















