We are looking for an experienced Backend Engineer who can help make our desktop app even more spectacular for the highest performing professionals globally. She / he should be versatile and should have a good base with Golang, NodeJs and Python
About Track
The calendar is a tool that can assist you to achieve your highest human potential. Being productive with your time and collaborating efficiently with others is key to it. And Track (https://thetrackapp.com) is the fastest calendar experience ever. We've redesigned the calendar from the ground up to be fast, simple, effortless and also fun.
The Team
We are a small, global and efficient team and speed is part of everything we build and do
We are backed by amazing investors from India and US who have cofounded startups which had massive exits and the investors are currently on boards of Unicorn startups.
The Founder has over 12 years of experience in technology, studied and worked in the US for 8 years, and has cofounded a startup before.
Expected Skills :-
Primary expertise: Golang, NodeJs, Python
- Our backend was written in Nodejs and some parts converted to Golang. We want to switch completely
- Knowing Golang well is important
- You should know python / Django at a reasonable level
- Ability to work with GCP and AWS environments
Worked with Amazon services like SNS, SQS and Google services like Firebase FCM - Ability to execute rapidly

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Job Description:
Summary
The Data Engineer will be responsible for designing, developing, and maintaining the data infrastructure. They must have experience with SQL and Python.
Roles & Responsibilities:
● Collaborate with product, business, and engineering stakeholders to understand key metrics, data needs, and reporting pain points.
● Design, build, and maintain clean, scalable, and reliable data models using DBT.
● Write performant SQL and Python code to transform raw data into structured marts and reporting layers.
● Create dashboards using Tableau or similar tools.
● Work closely with data platform engineers, architects, and analysts to ensure data pipelines are resilient, well-governed, and high quality.
● Define and maintain source-of-truth metrics and documentation in the analytics layer.
● Partner with product engineering teams to understand new features and ensure appropriate
instrumentation and event collection.
● Drive reporting outcomes by building dashboards or working with BI teams to ensure timely delivery of insights.
● Help scale our analytics engineering practice by contributing to internal tooling, frameworks, and best practices.
Who You Are:
Experience : 3 to 4 years of experience in analytics/data engineering, with strong hands-on expertise in DBT, SQL, Python and dashboarding tools.
● Experience working with modern data stacks (e.g., Snowflake, BigQuery, Redshift, Airflow).
● Strong data modeling skills (dimensional, star/snowflake schema, data vault, etc.).
● Excellent communication and stakeholder management skills.
● Ability to work independently and drive business outcomes through data.
● Exposure to product instrumentation and working with event-driven data is a plus.
● Prior experience in a fast-paced, product-led company is preferred.
Job Role: Optimization Engineer - C Programming
Experience: 3 to 8 Years
Location: Bangalore, Pune, Delhi
Were hiring an Optimization Engineer skilled in C Programming and Operations Research / Optimization to design and optimize algorithms solving complex business and engineering problems.
Key Responsibilities:
- Develop and maintain high-performance software using C.
- Build and implement optimization models (linear, integer, nonlinear).
- Collaborate with teams to deliver scalable, efficient solutions.
- Analyze and improve existing algorithms for performance and scalability.
Must-Have Skills:
- Expertise in C Programming and Operations Research / Optimization.
- Strong in data structures, algorithms, and memory management.
- Hands-on with tools like CPLEX, Gurobi, or COIN-OR.
- Python experience is an added advantage.
Preferred Skills:
- Knowledge of Python, C++, or Java.
- Familiarity with AMPL, GAMS, or solver APIs.
- Understanding of HPC, parallel computing, or multi-threading.
- Minimum 4 years’ experience developing Node.js applications on top of RESTful APIs.
- Experience building single page applications using JavaScript frameworks and libraries (React)
- Experience with cross-browser, cross-platform and design constraints on the web.
- Experience with test automation: TDD, unit/integration/functional testing.
- Solid understanding of object-oriented design and programming concepts.
- Have a passion for quality and writing clean, solid, readable code that scales and performs well.
- Proficient in Git and familiarity with continuous integration.
- A team player who values collaboration, innovation, and inclusion
- Comfortable working in an Agile environment
- Strong verbal and written communication skills
Responsibilities for Staff Engineer role:
- Having experience in Java/Python/Golang along with Springboot, Micorservices, RDBMS
- Experience required: 10yrs to 15 yrs.
Technical Experience :
- 2-6 years of Python working experience
- Expertise in at least one popular Python framework /Django/ Flask
- Knowledge of object-relational mapping d
- Familiarity with front-end technologies JavaScript and HTML5
Key Responsibilities :
- Write effective, scalable code
- Develop back-end components to improve responsiveness and overall performance
- Integrate user-facing elements into applications
- Test and debug programs5 Improve functionality
4 years+ experience in full stack development
Highly proficient in JavaScript, Node.js and Vue.js
- Good foundation in CS fundamentals – algorithms, data structures
- Strong design and data modeling skills
- Good understanding of SQL and NOSQL databases
- Good concepts of object oriented programming and design patterns
-
Location - Remote
Good to have
- Familiarity with microservices design and testing
- Familiarity with docker based setup
- Prior experience in designing scalable microservices
- Familiarity with cloud infrastructure and cloud deployment
- Familiarity with CI/ CD pipelines
YOUR RESPONSIBILITIES
- Development and unit testing of web applications including back-end (microservices), maintenance & level 3 support of the same
- Assist Project Managers, Business Analysts, and Tech Lead in project planning (provide estimates, risk analysis, requirements analysis, technical options)
- Software Architecture
- Involvement in full life cycle of projects (including requirement analysis and system design, development and support if required)
- Support and work collaboratively with teams across areas of design, development, quality assurance and operations
- Commit your knowledge and experience into team success
- A small amount of travel (when needed) to work with other offices
- Attend meetings to discuss and demonstrate solutions at both technical and business level
REQUIRED SKILLS AND EXPERIENCE
- 5+ years web application development experience
- 3+ years developing with Python
- 3+ years developing with C# and .NET Framework 4.x
- Experience with ASP.NET MVC, ASP.NET WebAPI 2, LINQ, and WCF
- Dependency Injection and other common ASP.NET MVC design patterns
- Experience with API design and development using REST
- Experience with performance optimization
- Experience integrating security best practices into the SDLC
- Experience with object-oriented programming (OOP) and OOP patterns
- Experience with Git
- 1+ years of Agile development experience
- Experience manipulating and working with data in a variety of forms: csv, xml, json, structured and unstructured
- Experience with SQL database schema design and querying. Microsoft SQL Server and PostGreSQL are used and preferred.
DESIRABLE SKILLS AND EXPERIENCE
- Knowledge of JIRA, Bamboo, Confluence, or BitBucket is a plus.
- Experience with a JavaScript MVVM library such as Web Components, knockout.js, Angular, React, etc. is a plus (Web Components and knockout.js are used and preferred)
- Experience with HTML5/CSS3/JavaScript/ and AJAX is a plus
- SPA (Single Page Application) design and implementation is a plus
- Experience with any ORM such as Entity Framework or NHibernate is a plus (NHibernate is preferred)
- Experience with TypeScript is a plus
- Experience with MS Build is a plus
- Experience with CI/CD is a plus
- Experience with Object Mapping Frameworks (AutoMapper, etc) is a plus
- Understanding of OOD, DDD and TDD is a plus
- AWS-based development is a plus
- Knowledge of Flask is a plus.
PERSONAL SKILLS
- Clever personality
- Strong spirit skills set: conflict resistant, self -motivated, result-oriented, responsible, honest, “open”, courageous
About Dunzo
Not that long ago, we were on whatsapp with a handful of customers, many of whom were friends and family, getting you anything you needed - groceries, food, even sending packages to anywhere in Bangalore. Today, we’re an app covering Bangalore, Pune and Gurgaon, Hyderabad and Delhi. Dunzo is a technology company, that makes local deliveries fast and easy - whether it’s that quick run from your local store, or getting you that book that is available only in one store far away from you or even organizing your entire party!
We were recently voted #3 on LinkedIn’s Top Startups in India and here’s why. The Dunzo team gets an on ground opportunity to shape a product for users across cities. You are shaping cities you’ve grown up in - by making them more accessible than before through the use of technology. We’re solving an extremely tough problem, and we seek the best of minds who are great at problem-solving, passionate and willing to go the extra mile!
About The Team
As a team, we believe that the best idea wins - no matter where the idea comes from. We tackle problems that have existed for years - through technology and data. You'll be joining a vibrant, young team who are passionate about giving our users time back, provide flexible earning opportunities for our Partners and enhance local businesses.
Job Description
Must Haves :
- Proficient in algorithms and data structures.
- Having strong experience in designing data intensive and scalable systems.
- Comfortable with microservices based architecture.
- Knowledge of software engineering processes and unit testing.
- Past experience of mentoring a team of at least two people.
- Prior experience with both relational and non-relational databases.
- Prior experience with caching.
- Ability to debug and hotfix a problem with production in a swift amount of time.
- Communication skills.
Please let me know if you are interested.









