AnnexLogic System Pvt. Ltd. is a leading comprehensive business software product development services provider. We partner with both start-ups and established businesses globally in their idea-to-implementation journey. We are a team of professionals who believe in creating business value for our clients through in-depth research, analysis, formation and implementation. Our customers are spread across the globe including the US, Canada, Australia, UK, Europe and Asia-Pacific region.
We are always looking for opportunities to extend our team with new proficient and talented colleagues who love working in a start-up culture, and this time, we need a Senior Back-end Developer, with strong technical skills and relevant experience of at least 4 years.
You’re a motivated team player who takes initiative and pride in his work and contributes to an informal working environment. You will be confident in your ability to develop the product, taking into account the following:
● Excellent knowledge of NodeJS
● At least 3 years of working experience with backend technologies
● Knowledge of PHP is considered a plus
● Knowledge of Java or Kotlin is considered a plus
● You can learn quickly new technologies and adapt to new technical challenges
● Experience in working with a TDD approach
● You have a strong background in Linux-based development
● You have previous experience with container technologies such as Docker
● You have strong knowledge of microservice architecture
● You are passionate about writing clean, maintainable & testable code
● You have strong Agile/Scrum work ethic
● You are continuously researching tools, technologies, frameworks and practices.
● Projects with a high complexity interest you
● You are highly committed and responsible, independent and able to take an initiative
● You are always mindful of quality attributes like maintainability, performance, security, scalability, usability and testability.
● You carefully read the specifications and assignments and you like to take responsibility for your components from start to end
● You feel comfortable discussing and deepening technical and technical requirements with the PM
● You have multitasking capabilities, attention to detail and excellent analytical skills
● Excellent interpersonal and teamwork skills 1 Responsibilities:
● Work on multiple microservices - written in NodeJS (TS, JS), Spring (Kotlin), PHP (Symfony)
● Develop new microservices to accommodate the (many) new features and requirements of the project
● Refactor existing microservices or extract new ones to improve performance and scalability
● Come up with ideas to improve existing architecture - feedback and ideas are always welcome
● Monitor, trace and debug production microservices to ensure an application with 0 downtime
● Work to improve the CI / CD flow of the project Things we can guarantee:
● Competitive salary, with many other extra benefits (complex medical package, extra free days, events, gifts and others)
● Opportunity to work on a challenging project, using the latest technologies
● The perfect framework for professional development
● A young, creative and friendly team
● A flexible work schedule which makes you more productive
● We support any opportunities that are useful for you, including training and events

About AnnexLogics System Pvt Ltd
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We're Hiring: Golang Developer (3–5 Years Experience)
Location: Mumbai
We are looking for a skilled Golang Developer with strong experience in backend development, microservices, and system-level programming. In this role, you will work on high-performance trading systems, low-latency architecture, and scalable backend solutions.
Key Responsibilities
• Develop and maintain backend services using Golang
• Build scalable, secure, and high-performance microservices
• Work with REST APIs, WebSockets, message queues, and distributed systems
• Collaborate with DevOps, frontend, and product teams for smooth project delivery
• Optimize performance, troubleshoot issues, and ensure system stability
Skills & Experience Required
• 3–5 years of experience in Golang development
• Strong understanding of data structures, concurrency, and networking
• Hands-on experience with MySQL / Redis / Kafka or similar technologies
• Good understanding of microservices architecture, APIs, and cloud environments
• Experience in fintech/trading systems is an added advantage
• Immediate joiners or candidates with up to 30 days notice period preferred
If you are passionate about backend engineering and want to build fast, scalable trading systems
hiring for the position of Backend Developer / Senior Backend Developer responsible for managing back-end services and the interchange of data between the server and the users.
Your primary focus will be the development of all server side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.
We are looking to recruit a candidate for a role that will require:
- Create and consume restful APIs
- Design, develop, and maintain internal and external applications
- Build efficient, testable, and reusable modules
- Write high quality, structured application/interface code and documentation
- Identify solutions through research and collaboration that resolves the root of problems as they arise
- Define functional and technical requirements for application software to develop skills and knowledge
- Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
- Contribute in all phases of the development lifecycle
Requirement
∙ Proficient in Node.JS
∙ 2+ years’ experience designing, querying, and updating databases in MySQL/nosql
∙ Passion for best design and coding practices and a desire to develop new bold ideas
∙ Good to have knowledge of AWS, Redis, ElasticSearch
Education: Min. Graduate in related discipline
Work experience: 2 years relevant experience
Compensation: Based on Industry StandardsInterview Mode - Face to Face
About the Role:
As a part of the Tech team, you will be involved in solving technical challenges, working with modern databases and systems, design and architecture of components/services, and handling highly critical secure data.
Responsibilities:
- You’ll be working on our P2P and cryptocurrency exchange platforms to build more features around it.
- Understand the way current users interact with the chatbot and how to optimize the existing content.
- WazirX being a financial product, you’ll be involved in building tools to make our user’s data more secure.
- You will be working on blockchain technologies
- You will help maintain code quality and organization.
- We expect you to learn about new software technologies, and proactively look for ways to make WazirX better.
You'll be a good fit if:
- You’ve got 3 to 6 years of development experience.
- You’re an expert in writing background tasks, test-driven development.
- You’re an expert in Golang
- You’re good at understanding and implementing multithreaded environments to improve the speed of the execution
- You enjoy collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
- You’re committed to quality, and your code solves more problems than it creates ;)
BillTrim uses ML + Human to negotiate and monitor all utility bills such as cable, internet, cell phone, electricity, auto insurance, etc
BillTrim negotiates a better rate and protects our customers from overpaying.
BillTrim is San Francisco-based growing startup funded by well-respected and proven investors.
Why work with us?
BillTrim is here to make history. We are passionate to solve problems.
We deeply care about our customers.
To work on something great, something big not average.
We do not compromise with quality. To make SAAS that customers will love and appreciate.
To witness crazy growth and take your career and take it to new heights.
We believe in one outstanding employee gets more done and costs less than two adequate employees.
Less is better, do not clutter unnecessary text, images, buttons, or even a line of code.
We follow Silicon Valley culture.
Personality traits to become a part of BillTrimmer's famiy:
Go to attitude
Tenacious and hungry to make a name
Willing to learn and adapt
Willing to work on weekends if need be
Filled with curiosity and not afraid to ask questions
Think independently and be open-minded to possibilities
Do not apply:
If you are looking for a regular 9 to 5 job
If you are not willing to make BillTrim a priority in your life
If you are not willing to give your best.
If you do not enjoy working in fast pace startup
If you are not comfortable in doing a job you aren't hired for
If you need someone to explain to you every single detail
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We want a MEAN stack developer who is definitely not mean but is enthusiastic, quick at grasping, and has experience in handling multiple projects and codebases.
You should be energetic, authoritative, focused, and experimental at work.
We are looking for experienced backend engineers only.
Apply only if you have 8 YES out of the following 10 qualifying criteria :
-Strong grip over HTML, CSS, and Angular 9+
-Good with CSS styling and theming
-Expert at API development using NodeJS
-Experienced with MongoDB DB
-Self-starter with good communication skills
-At least 2+ years of experience
-Must be willing to work from Bangalore (HSR)
-Have than 2 years of experience with multiple frontend projects in MEAN Stack?
-HAVE worked in a B2C Startup for at least a year?
-CAN join in within 30-45 days?

● Must have worked on Java and hands on experience on frameworks (like Spring),
database layers (like iBatis, Hibernate, etc.)
● Experience on web application & RESTful web service development.
● Build the front-end of applications through appealing visual design and Integrating our
front-end UI with the constructed API.
● Hands on UI experience in HTML, JS, CSS, Bootstrap, AngularJS 4/5/6, React,
JavaScript, XML, JQuery, Ionic 3/4 & Node JS.
● Hands on experience on project life cycle activities on development and maintenance
projects including creating Junit, Unit testing, Code reviews etc.
● To lead the development and lifetime maintenance of software products, as required to
enhance product line. You are also responsible for managing the continuous
improvement process within the software product’s lifecycle.
● Development of planned tasks, participate in the entire application lifecycle, focusing
on coding, Troubleshoot and debugging.
● Work closely with clients on issues related to design and development.
● Collaborate with Front-end developers to integrate user-facing elements with
server-side logic.
● Knowledge of Application server/container configuration management and application
deployment (whether it is Tomcat, JBoss, etc).
● Experience on web application, OOPs, Design Patterns, Interface, Serialization and Git
Version control.
● Ability to handle a team in a diverse/ multiple stakeholder environment.
● Must think logically and be a self-motivated problem solver.
● Modifying software to fix errors, adapt it to new hardware, improve its performance, or upgrade interfaces
- 1-3 years of production-grade experience in Go Language Developer
- Strong knowledge of Go programming language, paradigms, constructs, and idioms
- Knowledge of common Goroutine and channel patterns
- Experience with the full site of Go frameworks and tools, including:
- Dependency management tools such as Godep, Sltr, etc.
- Go's templating language
- Go's code generation tools, such as Stringer.
- Popular Go web frameworks, such as Revel
- Router packages, such as Gorilla Mux
- You must have the ability to write clean and effective code comments
- You must be familiar with the following Databases
- MySQL,MongoDB,Redis
- You must be familiar with RESTful APIs
- Understanding of Docker,Kubernetes is a bonus
- You must be familiar with code versioning tools such as Git
- Understanding of Front-end Technologies such as React.js & Next.js is a bonus
Educational:
- B. Tech / B. E in Computer Science or related field or MCA
Responsibilities:
- Resolve complex technical issues and make design decisions to meet the critical requirements of scalable, highly available, multi-tenant enablement of services in the cloud.
- Independently investigate, present options, review and implement completely new functionality OR re-architect an existing solution to meet growing needs
- You will work closely with other development teams, product management, UX, and QA to define and implement a new product offering while ensuring continued functionality.
- Work with various external (application) teams to integrate with the product and help guide the integration.
- You will implement solutions that include database schema, business logic, and some presentation layer work.
- You will use existing methods and best practices in the software industry to create features and platforms with the highest levels of security, reliability, efficiency, and scalability.
- Experience mentoring senior developers.
Requirements:
- 8+ years of experience in software development experience with a proven track record of making technical decisions
- 8+ years of experience in coding in more than one programming language, e.g. Python, GoLang, node.js, etc
- Intimate working understanding of modern web applications from the database to browser
- Intimate understanding of MongoDB and extensive experience with database-driven applications
- Great problem-solving skills and ability to abstract functional requirements
- Excellent communicator in both technical and non-technical contexts
- Experience designing and improving complex software applications
- Experience coaching and mentoring developers at various levels of experience
- You have a sound understanding of programming fundamentals & their application to highly scalable web-based systems.
- You have successfully led a small agile team.







