SOFTWARE ENGINEER

Jubayer Ahmed

Architect of reliable, scalable systems

I build production software with clean architecture, strong data models, and polished interfaces that scale.

Core Stack

Node.jsNestJSReactNext.jsPostgreSQLMongoDB

View Projects Download Resume

Active Role

Current Position

Junior Software Engineer

GeekSSort

Feb 2025 - Present - Mirpur, Dhaka

Driving backend architecture, API reliability, and delivery velocity across core products.

40+

Production APIs

Designed & Maintained

98.4%

Service Reliability

Measured Uptime

37%

Latency Reduction

Query + Caching Work

14+

Core Features

Shipped End-to-End

Key Responsibilities

Designed and delivered 40+ production APIs using NestJS, Prisma/TypeORM, and PostgreSQL with scalable architecture patterns.

Built internal tooling and admin experiences with Next.js and GraphQL to streamline operations and reduce manual overhead.

Improved platform features with authentication, authorization, role-based access control, and performance optimizations.

Entire Journey

Capability Map

Stack Spectrum

Comfortable across the full stack - from API design to UI delivery.

Experience ->

5 tools

Languages

Typed, modern languages for scalable systems

JavaScript (ES6+)TypeScriptCC++Python

6 tools

Frontend

Accessible interfaces with performance-first rendering

ReactNext.jsRedux ToolkitHTML5CSS3Tailwind CSS

8 tools

Backend

Robust APIs, auth, and service architecture

Node.jsNestJSExpress.jsREST APIsGraphQLPrismaTypeORMAuth (JWT, Clerk)

4 tools

Databases

Efficient schemas, indexing, and query optimization

PostgreSQLMongoDBMySQLFirebase (Firestore, Auth)

4 tools

DevOps

CI/CD, containers, and cloud deployment workflows

DockerKubernetesAWS (EC2, S3)GitHub Actions (CI/CD)

9 tools

Tools & Others

ORMs, query clients, validation, animation, and DX tooling

GitVercelPostmanApollo ClientTanStack QueryZodFramer MotionFigmaPrettier

Project Index

Build Gallery

A tighter view of the work, with a floating preview that follows your cursor.

All projects ->

RestroCore

Product2025 – Present

Frontend only · Backend ongoing

All-in-one restaurant platform — POS, KDS, reservations, delivery tracking, inventory, and analytics dashboard. Frontend live; backend in progress.

ReactTypeScriptViteTailwind CSSZustand+11+9

LiveView case study

Live

Job Board

Platform2025 – 2025

Full-stack job marketplace — candidates browse and apply, employers post listings and manage applicants via a role-based dashboard.

Next.jsNestJSTypeScriptApollo ClientNextAuth+10+8

LiveView case study

Live

Geek Estates

Platform2026 – Present

Real estate platform for browsing and exploring property listings, with inquiry management backed by a full-stack workflow.

NestJSPostgreSQLPrismaCloudinaryNext.js+13+11

View case study

CF Ladder

Competitive ProgrammingAug 2025 – Present

Codeforces practice tracker with problem filtering by rating and tag, plus a stats dashboard for monitoring progress over time.

Next.jsExpress.jsMongoDBTailwind CSSAxios+3+1

LiveView case study

Live

Edulecta

EducationFeb 2025 – Jun 2025

MERN eLearning platform with user authentication, personalized course access, and learner progress tracking.

ReactNode.jsExpress.jsMongoDB+1

LiveView case study

Live

Tech-Nest

PlatformOct 2024 – Jan 2025

Tech gadget storefront with dynamic product listings, user reviews, and a focus on performance and cross-browser reliability.

Next.jsTypeScriptTailwind CSSClerkInngest+3+1

LiveView case study

Live

Proof Points

Wins & Benchmarks

Competitive programming, academic, and open-source wins.

ICPC Dhaka Regional 2025

Represented team at ICPC Dhaka Regional; solved multiple problems and strengthened teamwork under pressure.

DUET IUPC 2025

Secured an honorable position, demonstrating teamwork, logic, and fast problem-solving.

Meta Hacker Cup 2025

Solved two challenging problems in Meta’s global competition, showcasing analytical thinking and algorithmic skills.

Codeforces

Solved 500+ problems across diverse difficulty levels. Profile: GalvaaaTroN.

LeetCode

Solved 150+ problems focused on data structures and patterns. Profile: Jubayer17.

PSTU IT Carnival 2025

Achieved 3rd place by solving four challenging problems, demonstrating problem-solving and analytical skills.

Start a Meaningful Build

Open to full-time roles, freelance projects, and collaboration. I’d love to hear what you’re building.

jubayer17@cse.pstu.ac.bd - Dhaka, Bangladesh

Get in touch See projects

SOFTWARE ENGINEER

Jubayer Ahmed

Architect of reliable, scalable systems

I build production software with clean architecture, strong data models, and polished interfaces that scale.

Core Stack

Node.jsNestJSReactNext.jsPostgreSQLMongoDB

View Projects Download Resume

Active Role

Current Position

Junior Software Engineer

GeekSSort

Feb 2025 - Present - Mirpur, Dhaka

Driving backend architecture, API reliability, and delivery velocity across core products.

40+

Production APIs

Designed & Maintained

98.4%

Service Reliability

Measured Uptime

37%

Latency Reduction

Query + Caching Work

14+

Core Features

Shipped End-to-End

Key Responsibilities

Designed and delivered 40+ production APIs using NestJS, Prisma/TypeORM, and PostgreSQL with scalable architecture patterns.

Built internal tooling and admin experiences with Next.js and GraphQL to streamline operations and reduce manual overhead.

Improved platform features with authentication, authorization, role-based access control, and performance optimizations.

Entire Journey

Capability Map

Stack Spectrum

Comfortable across the full stack - from API design to UI delivery.

Experience ->

5 tools

Languages

Typed, modern languages for scalable systems

JavaScript (ES6+)TypeScriptCC++Python

6 tools

Frontend

Accessible interfaces with performance-first rendering

ReactNext.jsRedux ToolkitHTML5CSS3Tailwind CSS

8 tools

Backend

Robust APIs, auth, and service architecture

Node.jsNestJSExpress.jsREST APIsGraphQLPrismaTypeORMAuth (JWT, Clerk)

4 tools

Databases

Efficient schemas, indexing, and query optimization

PostgreSQLMongoDBMySQLFirebase (Firestore, Auth)

4 tools

DevOps

CI/CD, containers, and cloud deployment workflows

DockerKubernetesAWS (EC2, S3)GitHub Actions (CI/CD)

9 tools

Tools & Others

ORMs, query clients, validation, animation, and DX tooling

GitVercelPostmanApollo ClientTanStack QueryZodFramer MotionFigmaPrettier

Project Index

Build Gallery

A tighter view of the work, with a floating preview that follows your cursor.

All projects ->

RestroCore

Product2025 – Present

Frontend only · Backend ongoing

All-in-one restaurant platform — POS, KDS, reservations, delivery tracking, inventory, and analytics dashboard. Frontend live; backend in progress.

ReactTypeScriptViteTailwind CSSZustand+11+9

LiveView case study

Live

Job Board

Platform2025 – 2025

Full-stack job marketplace — candidates browse and apply, employers post listings and manage applicants via a role-based dashboard.

Next.jsNestJSTypeScriptApollo ClientNextAuth+10+8

LiveView case study

Live

Geek Estates

Platform2026 – Present

Real estate platform for browsing and exploring property listings, with inquiry management backed by a full-stack workflow.

NestJSPostgreSQLPrismaCloudinaryNext.js+13+11

View case study

CF Ladder

Competitive ProgrammingAug 2025 – Present

Codeforces practice tracker with problem filtering by rating and tag, plus a stats dashboard for monitoring progress over time.

Next.jsExpress.jsMongoDBTailwind CSSAxios+3+1

LiveView case study

Live

Edulecta

EducationFeb 2025 – Jun 2025

MERN eLearning platform with user authentication, personalized course access, and learner progress tracking.

ReactNode.jsExpress.jsMongoDB+1

LiveView case study

Live

Tech-Nest

PlatformOct 2024 – Jan 2025

Tech gadget storefront with dynamic product listings, user reviews, and a focus on performance and cross-browser reliability.

Next.jsTypeScriptTailwind CSSClerkInngest+3+1

LiveView case study

Live

Proof Points

Wins & Benchmarks

Competitive programming, academic, and open-source wins.

ICPC Dhaka Regional 2025

Represented team at ICPC Dhaka Regional; solved multiple problems and strengthened teamwork under pressure.

DUET IUPC 2025

Secured an honorable position, demonstrating teamwork, logic, and fast problem-solving.

Meta Hacker Cup 2025

Solved two challenging problems in Meta’s global competition, showcasing analytical thinking and algorithmic skills.

Codeforces

Solved 500+ problems across diverse difficulty levels. Profile: GalvaaaTroN.

LeetCode

Solved 150+ problems focused on data structures and patterns. Profile: Jubayer17.

PSTU IT Carnival 2025

Achieved 3rd place by solving four challenging problems, demonstrating problem-solving and analytical skills.

Start a Meaningful Build

Open to full-time roles, freelance projects, and collaboration. I’d love to hear what you’re building.

jubayer17@cse.pstu.ac.bd - Dhaka, Bangladesh

Get in touch See projects