Architect

Expected Date of Joining Immediate/ 30 days  

What makes Techjays an inspiring place to work

At Techjays, we are helping companies reimagine how they build, operate, and scale with AI at the core.

We operate as part of the 1% of companies globally that can truly leverage AI the right way and not just as experimentation, but as secure, scalable, production-grade systems that drive measurable business outcomes.

Our strength lies in combining deep backend engineering with AI system design, building AInative platforms, intelligent workflows, and cloud architectures that are reliable, observable, and enterprise-ready. Our team includes engineers and leaders who have built and scaled products at global technology organizations such as Google, Akamai, NetApp, ADP, Cognizant Consulting, and Capgemini. Today, we function as a high-agency, execution-focused team building advanced AI systems for global clients.

About the role

We are looking for a strong backend engineer who can design and build secure, scalable Python systems that power AI-native applications.

You will work on AI-enabled platforms, production systems, and scalable backend services that support LLM integrations, RAG pipelines, and intelligent workflows.

Years of Experience: 3 - 5 years

Location: Coimbatore

Key Skills

Backend Development (Familiar):

• Python
• Django / Flask
• RESTful APIs
• Websockets

Cloud Technologies (Familiar):

• AWS (EC2, S3, Lambda)
• GCP (Compute Engine, Cloud Storage, Cloud Functions)
• CI/CD pipelines with Jenkins / GitLab CI or Github Actions

Databases (Familiar):

• PostgreSQL
• MySQL
• MongoDB

AI/ML (Familiar):

• Basic understanding of Machine Learning concepts
• Assist in building and integrating Agentic AI workflows
• Familiar with RAG
• Vector Databases (Pinecone or ChromaDB or others)

Tools:

• Git
• Docker
• Linux

Roles and Responsibilities

• Develop and maintain backend services using Python and Django/Flask under guidance.
• Assist in building scalable and secure APIs and backend systems for AI-driven applications.
• Write clean, efficient, and maintainable code following best practices.
• Collaborate with cross-functional teams including frontend developers, data scientists, and product teams.
• Participate in code reviews, debugging, and performance optimization.
• Support integration of AI/ML components such as LLMs and RAG pipelines.
• Continuously learn and improve technical skills in backend and AI technologies.

What We’re Looking for Beyond Skills

• Builder mindset — you think in systems, not just tickets
• Ownership — you take features from idea to production
• Structured thinking in ambiguous environments
• Clear communication and collaborative approach
• Ability to work in a fast-paced, evolving startup environment

What We Offer

• Competitive compensation
• Paid holidays & flexible time off
• Medical insurance (Self & Family up to ₹4 Lakhs per person)
• Opportunity to work on production-grade AI systems
• Exposure to global clients and high-impact projects
• A culture that values clarity, integrity, and continuous growth

We are solving complex technical problems in the financial industry and need talented software engineers to join our mission and be a part of a global software development team.

A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.

Job Description: 

• Experience in Core Java, Spring Boot.

• Experience in microservices.

• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.

• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.

• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2

• Good knowledge of multi-threading

• Basic working knowledge of Unix/Linux

• Excellent problem solving and coding skills in Java

• Strong interpersonal, communication and analytical skills.

• Should be able to express their design ideas and thoughts.

About Wissen Technology:

Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen hassuccessfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.

Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.

Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.

We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

Requirements

• 3+ years of experience in the Development of JAVA technology.
• Strong Java Basics
• Linux
• SpringBoot or Spring MVC
• Hands-on experience in Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Java 8
• Any Caching Mechanism
• Good at problem-solving

Good to Have Skills:

• 3+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem-solving skills.
• Ability to work in a fast-paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding AI/ML algorithms is a plus.

The ideal candidate will be responsible for developing high-quality applications. They will also be responsible for designing and implementing testable and scalable code. 

Responsibilities

• 2-5 years experience.
• Experience with user interface design, database structures and statistical analyses.
• Analytical mindset and good problem-solving skills.
• Good organisational skills.
• Excellent written and verbal communication.
• Ability to work as part of a team
• Object Oriented analysis and design using common design patterns.
• Proven working experience in Java development
• Experience with test-driven development

Qualifications

• Bachelor's degree or equivalent experience in Computer Science or related field
• Development experience with programming languages

Skills Required - Java, javascript, Web technologies - Servlet, HTML, CSS, Development using IDE's.

About the Company - Bandhoo's mission is to help increase income opportunities for construction Workers and Contractors.

India has nearly 70 million construction workers - masons, painters, welders, electricians, plumbers, crane operators, JCB operators, bar benders - doing short gigs across a wide spectrum of projects. Many sectors use them - Real Estate, Factory construction, Power Plants, Infrastructure, etc. More than 30% of these workers are migrant and nomadic.

Bandhoo's mission is to help make this labour market transparent and efficient, thereby helping Contractors find workers more easily, and workers find jobs more conveniently. This venture has the potential to deliver significant social impact and that remains a driving motivation for the Bandhoo team.

• B.Tech/B.E (preferably in Computer Science Engineering) 
• 7+ years of hands-on programming experience in building data-driven REST APIs, services & platforms using advanced Java frameworks like Spring, Redis, Node.js etc. with deep focus on integration & scale.
• We also look for hands-on experience with Mysql, Elasticsearch (or Solr) and Nosql stores.
• Our evaluation starts with focus on computer science fundamentals, data structures & algorithms.
• You will have been learning new technologies every week and prefer folks who can use golang/rust for backend development and are familiar with equivalent data stores, index stores and pub-sub technologies.

Perks

• Best hardware and software to help you get the job done in the best way possible
• Remote office allowance to support you regardless of where you work
• Learning and development allowance to help you grow your career
• Flexible leave policy to give you more control over your time.
• Health insurance for your family and you to keep you well.

Required experience and skills

• Bachelors degree in Computer Science and Engineering. Bonus: Masters degree.9+ years of total full-time work experience, preferably shipping SaaS applications.
• Startup experience strongly desired.
• Played a pivotal role in scaling a company and led teams in an agile environment where iteration has led to perfection.
• Proven track record of on time project deliveries with balanced calls on technical designs and tech debt.
• Expert proficiency in:
• 1. Ruby, Ruby on Rails, Mysql, Linux, Git, AWS, CI/CD, NewRelic.
• 2. broad range of internet technologies and applications.
• 3. interacting, building, and improving the performance of systems end-to-end.
• 4. architecting/designing complex systems
• Strong collaborator and thought partner to Product team.Driven by outcomes more than output.
• Have led projects with small, dynamic, and fast-paced teams (3-5 engineers), with great flexility and adaptability on large projects, delegating working effectively.
• Viewed by the team as their evangelist, role model and bar raiser.
• Past teams and co-workers attest to your prowess & agility in building great products, and driving sound technical decision making.Mentored engineers within and outside own team.
• High on EQ, humility, curiosity and self drive.

Responsibilities

We use a rubric / career ladder as a framework to help our engineers grow in their careers. Please refer to the SDE IV section in the rubric (https://docs.google.com/spreadsheets/d/1z_51E1mZ3qf0MBuAyfHjKE1HN6h_yghAx2WMaB1z-Ms/edit?usp=sharing">click to view) to understand our expectations on your role and responsibilities.

Your responsibilities include:

• Leading completion and delivery of multiple concurrent projects with clear deliverable timelines and milestones
• Providing key input and guidance in helping to solve our most difficult and challenging issues, and providing recommendations for preventing or mitigating the effects of the issues in the future
• Identifying inconsistencies caused by lack of best practices and patterns, and proactively collaborate with the team to gather input to define and rollout new best practices
• Mentoring other engineers on increasing their impact both within and outside of their team, including identifying opportunities for them to do so
• Participate in shaping longer term technical and architectural goals in consideration of product/company strategy, organizational growth, scalability, security, and other factors