Mid-level Fullstack Engineer Job at AlphaSights

Mid-level Fullstack Engineer

We are looking for highly talented and driven software engineers who take pride ...

Location

United States , New York

Salary:

140000.00 USD / Year

AlphaSights

Expiration Date

Until further notice

Requirements

Degree in a STEM subject (or equivalent experience)
Experience working at a similar level in a mature Engineering team
Technical expertise with at least one popular backend language (ideally Java or Kotlin)
Experience with ElasticSearch
Familiarity with frontend frameworks such as React
Proven track record of demonstrable impact
Highly driven and proactive
Meticulous with high standards and obsessive attention to detail

Job Responsibility

Design solutions and contribute to architectural vision
Ship working code primarily with React, Kotlin microservices, Postgres, and Ruby on Rails
Deploy and iterate using CI/CD tools like CircleCI and Spinnaker
Build competency and use L&D budget for technical development
Maintenance and troubleshooting of services

What we offer

Potential for bonus

Fulltime

Mid-level Fullstack Engineer

This position offers you the opportunity to join a fast-growing technology organ...

Location

Argentina

Salary:

Not provided

Parser Limited

Expiration Date

Until further notice

Requirements

Strong experience with React (Hooks)
Proficient in JavaScript (ES6+) and TypeScript
Solid knowledge of HTML5 and CSS3
Experience with Node.js and building/consuming REST APIs

Job Responsibility

Develop and maintain responsive, high-quality front-end interfaces using React, TypeScript, and modern JavaScript (ES6+)
Collaborate with backend engineers to build and integrate RESTful APIs and Node.js services
Contribute to continuous improvement in code quality, testing, and build processes
Participate in agile ceremonies and work closely with product and delivery leads to shape upcoming features
Ensure front-end solutions are performant, maintainable, and aligned with best practices

What we offer

Work with a multicultural team of experts on high-impact projects
Opportunities to shape industry-leading data products
The chance to join an organization with triple digit growth that is changing the paradigm on how software products are built

Fulltime

Software Engineer, Fullstack (Frontend-focused)

Metronome is looking for a Software Engineer with deep frontend expertise and st...

Location

United States , New York City; San Francisco Bay Area

Salary:

156000.00 - 214000.00 USD / Year

Metronome

Expiration Date

Until further notice

Requirements

5+ years of professional full-stack software engineering experience
Deep frontend expertise in React, TypeScript, CSS, and modern component architectures
Proven track record of delivering complex, end-to-end product features across frontend and backend boundaries
Strong understanding of accessibility, performance optimization, testing strategies, and high-quality, consistent user interactions
Experience building customer-facing features with attention to security, reliability, and maintainability
Clear communicator who can explain technical decisions across engineering, design, product, and leadership
Proven ability to operate as a technical leader—making thoughtful architectural decisions within initiatives, influencing direction, and earning trust through execution
Product mindset and customer empathy, especially in self-serve or interactive features

Job Responsibility

Design, implement, and ship features across frontend and backend boundaries, ensuring seamless, cohesive experiences for customers
Build polished, accessible, and performant frontend experiences that align with established standards and patterns
Apply best practices around authentication, authorization, data handling, and secure UI patterns
Ensure features are robust, secure, and reliable in production
Support junior and mid-level engineers through code reviews, pairing, and technical guidance
Model strong engineering judgment and ownership to help the team improve
Bring product intuition and customer empathy to technical decisions, ensuring features are intuitive, resilient, and aligned with real user needs

What we offer

Excellent medical, dental, vision, and life insurance coverage, including a One Medical membership
Paid parental leave
FSA (Flexible spending account)
Retirement planning - Traditional and ROTH 401(k)
Flexible time off
Employee assistance program (mental health benefits)
Culture where personal growth is highly valued
Market-benched equity
Sales incentive pay (for eligible roles)

Fulltime

Senior Full-stack Engineer

Join one of our platform teams and help us build the foundations that power Prod...

Location

Czechia , Prague

Salary:

Not provided

ProductBoard

Expiration Date

Until further notice

Requirements

4+ years of professional experience building and maintaining production systems at scale
Strong backend development skills in Kotlin or Java, with experience in designing and evolving service-level logic and infrastructure
Working proficiency in React and TypeScript, with the ability to contribute meaningfully to frontend implementation and UX polish
Proven ability to own features end-to-end across backend and frontend systems
Experience delivering projects iteratively in cross-functional teams
Familiarity with tools like PostgreSQL, Kafka, GraphQL, and AWS
Experience mentoring other engineers and helping uplift team-wide engineering quality
Clear communication skills - especially when explaining technical trade-offs and collaborating across functions
A pragmatic, product-focused mindset - you care about delivering impact, not just elegant code

Job Responsibility

Take full ownership of features and platform capabilities, working across backend (Kotlin) and frontend (React/TypeScript) layers to deliver end-to-end solutions
Lead the delivery of complex or ambiguous fullstack projects, breaking down problems, scoping technical work, and shipping iteratively
Work primarily in Kotlin-based services to build reliable, scalable, and maintainable internal systems
Contribute to platform-wide efforts like authentication, permissions, notifications, and shared UI patterns
Collaborate with product managers and designers to define technical solutions that balance speed, scope, and user experience
Write high-quality, well-tested code across both frontend and backend codebases
Mentor junior and mid-level engineers through pairing, design reviews, and technical feedback

Senior Java Fullstack GenAI Developer

Senior Java Fullstack GenAI Developer - Vice President is a senior level positio...

Location

India , Pune

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

10+ years of progressive experience in software engineering, architecture, Application Development as Java Fullstack engineer with strong working exposure to GenAI, and data
Architecture decision ownership
Hands-on code reviews and design reviews
Proven experience of below technologies: Backend: Java, Spring Boot, Microservices, REST API design
Frontend: Angular, Web Performance Optimization, Testing (Jest, Playwright)
Database & Storage: Oracle, NOSQL, PostgreSQL, Vector DBs
Security & Performance: OAuth2, JWT, encryption, and system optimization
DevOps: CI/CD, Jenkins, GitHub Actions, Docker, Kubernetes
Cloud: AWS (ECS, Lambda, RDS, IAM, CloudFormation)
Strong background in System analysis, Architecture and Application development

Job Responsibility

Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency

Fulltime

Senior Fullstack Java Developer

As a Senior Full Stack Developer at Hawk, your mission is to architect, build, a...

Location

United States , Dallas; Chicago; Atlanta; New York

Salary:

140000.00 - 160000.00 USD / Year

Hawk

Expiration Date

Until further notice

Requirements

BSc or MSc in Computer Science or related technical field preferred
6+ years of software development experience
strong track record in both backend (Java) and frontend (React) development
solid experience with PostgreSQL, Elasticsearch
familiarity with distributed systems or big data stacks (Kafka, Spark, Hadoop)
deep understanding of REST APIs, microservices architecture, and scalable cloud-based applications
hands-on experience with Agile methodologies (Scrum, Kanban), DevOps practices, and CI/CD pipelines
excellent communicator, strategic thinker, and problem solver with a collaborative mindset
committed to continuous improvement, knowledge sharing, and team empowerment

Job Responsibility

Architect, build, and evolve our AI-powered Anti-Money-Laundering platform
guide a team of developers, establishing coding best practices
deliver scalable, high-quality solutions across the full tech stack (Java and React)
lead by example, support strategic decision-making
ensure the successful delivery of features that have a direct impact on financial crime detection and customer outcomes
drive the architecture and end-to-end delivery of product features, setting the technical direction and ensuring best-in-class engineering practices
support and mentor junior and mid-level developers through code reviews, design sessions, and technical coaching
build scalable and maintainable frontend and backend components using Java and React
ensure a consistent, high-quality user experience
partner with Product, Solutions Consulting, and Sales teams to align business priorities with technical implementation

What we offer

Offers Bonus

Fulltime

Senior Fullstack Engineer – SEO

You will join our multi-disciplinary SEO team in Amsterdam as a full stack devel...

Location

Netherlands , Amsterdam

Salary:

Not provided

Adevinta

Expiration Date

Until further notice

Requirements

At least 6+ years of full-time employment on large and distributed systems
Strong experience with JVM languages (Java, Kotlin, Scala preferred) and building event-driven microservices and distributed systems
Solid experience with modern JavaScript/TypeScript and React (Hooks, SSR)
Proficiency in HTML5, CSS3 (SASS/CSS Modules), and responsive design
Backend experience with Node.js / Express.js or similar server-side frameworks
Hands-on with CI/CD pipelines, DevOps practices, and running services on AWS or GCP
Familiarity with designing and consuming REST APIs
Current resident of the Netherlands and legally able to work here

Job Responsibility

Collaborate with product managers, designers, and other stakeholders to understand project requirements and translate them into technical specifications
Design and implement scalable, reliable, and maintainable software solutions
Write clean, efficient, and well-tested code using industry best practices
Help to improve work in all areas: coding, processes, testing, tools, collaboration
Mentor junior and mid-level developers
Focus on the buyer's experience when they come to our platforms and optimize the pages of our website for SEO

What we offer

An attractive Base Salary
Participation in our Short Term Incentive plan (annual bonus)
Work From Anywhere: Enjoy up to 20 days a year of working from anywhere
A 24/7 Employee Assistance Program for you and your family
A collaborative environment with an opportunity to explore your potential and grow

Fulltime

Senior Fullstack Engineer – SEO

You will join our multi-disciplinary SEO team in Amsterdam as a full stack devel...

Location

Netherlands , Amsterdam

Salary:

Not provided

Adevinta

Expiration Date

Until further notice

Requirements

At least 6+ years of full-time employment on large and distributed systems
Strong experience with JVM languages (Java, Kotlin, Scala preferred) and building event-driven microservices and distributed systems
Solid experience with modern JavaScript/TypeScript and React (Hooks, SSR)
Proficiency in HTML5, CSS3 (SASS/CSS Modules), and responsive design
Backend experience with Node.js / Express.js or similar server-side frameworks
Hands-on with CI/CD pipelines, DevOps practices, and running services on AWS or GCP
Familiarity with designing and consuming REST APIs
A user-first approach to development, thinking critically about how features will be used in real-world scenarios
Experience communicating proposals, status updates and solutions to colleagues, team members and collaborators
A drive to take an active role in projects, foster collaboration and ensure alignment with other teams

Job Responsibility

Collaborate with product managers, designers, and other stakeholders to understand project requirements and translate them into technical specifications
Design and implement scalable, reliable, and maintainable software solutions
Write clean, efficient, and well-tested code using industry best practices
Help to improve work in all areas: coding, processes, testing, tools, collaboration
Mentor junior and mid-level developers
Focus on the buyer's experience when they come to our platforms and optimize the pages of our website for SEO

What we offer

An attractive Base Salary
Participation in our Short Term Incentive plan (annual bonus)
Work From Anywhere: Enjoy up to 20 days a year of working from anywhere
A 24/7 Employee Assistance Program for you and your family

Fulltime

Mid-level Fullstack Engineer

AlphaSights

Location:
Brazil

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
March 03, 2026

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