Full-Stack Software Engineer Job at Midnight Mansion (Needham)

New

Senior Full-stack Engineer, Product Partnerships

Braze's open and flexible customer engagement platform is designed to seamlessly...

Location

United States , New York City

Salary:

154800.00 - 275400.00 USD / Year

Braze

Expiration Date

Until further notice

Requirements

6+ years of full-stack development experience
Strong understanding of design, data structures, and algorithms
Excellent communication and organizational skills
Proven track record of tackling ambiguous and complex problems
Professional experience in Ruby, Ruby on Rails, React, SQL, and NoSQL databases, distributed systems, API design/monitoring/best practices
Professional experience building software at scale
Experience with agile processes

Job Responsibility

Take ownership of large-scale projects, from expanding our e-commerce offerings to optimizing the performance and resiliency of our complex backend systems that power integrations like Shopify
Be a driving force behind our most critical initiatives
Shape the future of our integration platform
Design and code high-impact, foundational features
Contribute to the team's technical and product strategy
Lead by example, mentoring other engineers and ensuring the work of the team is maximally effective

What we offer

Competitive compensation that may include equity
Retirement and Employee Stock Purchase Plans
Flexible paid time off
Comprehensive benefit plans covering medical, dental, vision, life, and disability
Family services that include fertility benefits and equal paid parental leave
Professional development supported by formal career pathing, learning platforms, and a yearly learning stipend
A curated in-office employee experience, designed to foster community, team connections, and innovation
Opportunities to give back to your community, including an annual company-wide Volunteer Week and donation matching
Employee Resource Groups that provide supportive communities within Braze

New

Full Stack Software Engineer

As a full stack developer, you can resolve a problem with a complete end-to-end ...

Location

United States , Annapolis Junction; Laurel

Salary:

69400.00 - 158000.00 USD / Year

Booz Allen Hamilton

Expiration Date

Until further notice

Requirements

4+ years of experience in full-stack application design and development, including implementation of relational or NoSQL databases, web-based APIs such as REST, or frontend frameworks
4+ years of experience developing backend web services using Python and FastAPI
Experience developing on AWS Infrastructure and Platforms
Experience working with or administering Linux environments
Experience delivering software to clients using Agile methodologies, including Scrum or SAFe
Experience designing software in a collaborative, cross-functional team environment to solve complex problems for our clients
Experience using automated software testing frameworks, including PyTest or JUnit
Experience working with version control systems, including GitHub or GitLab
TS/SCI clearance with a polygraph
Bachelor’s degree in Computer Science, Software Engineering, or Computer Engineering

Job Responsibility

Resolve a problem with a complete end-to-end solution
Develop software and systems from vision to production ready
Master new tools and techniques and identify needed system improvements
Help clients overcome their most difficult challenges using the latest architectural approaches, tools, and technologies
Ensure the solution developed by the team considers the current architecture and operating environment, as well as future functionality and enhancements

What we offer

Health, life, disability, financial, and retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Dependent care
Recognition awards program

New

Founding Full-Stack Software Engineer – AI for Biopharma

Founding Full-Stack Engineer role at Equator, an AI-native startup building next...

Location

Spain , Barcelona

Salary:

70000.00 EUR / Year

Blu Selection

Expiration Date

Until further notice

Requirements

4–6 years of software engineering experience (mid to senior level)
Strong backend engineering skills with Python
Proficiency in React, Next.js, TypeScript, Node.js
Experience building data-heavy or versioned backend systems
Strong clean-code discipline and architectural thinking
English (Advanced/C1+)
Valid Spain work permit (no sponsorship available)

Job Responsibility

Architect scalable, auditable backend systems (Python, PostgreSQL, modern frameworks)
Build APIs enabling seamless collaboration between humans and AI agents
Develop clean, modular frontend interfaces using React, Next.js, and TypeScript
Implement and maintain data-heavy systems and structured knowledge frameworks
Write clean, precise code and contribute to strong engineering standards
Collaborate closely with founders, designers, and early users to deliver impactful features
Influence product, technical direction, and architectural decisions as a founding engineer

What we offer

Gym membership

Fulltime

Full Stack Software Engineer

You will join a specialized team in Singapore as a Full Stack Software Engineer ...

Location

Singapore , Singapore

Salary:

7000.00 - 10000.00 SGD / Month

Randstad

Expiration Date

January 10, 2026

Requirements

Bachelor's or Master's degree in Computer Science, Computer Engineering, or a related field
Minimum of 5 years of experience in full-stack software development (50% backend, 50% frontend)
Proven ability to develop concepts and architectures
Expertise in Angular (or strong background in Vue/React with a willingness to quickly transition to Angular)
Strong proficiency in C++/C# for back-end, server-side application development
Familiarity with database management (PostgreSQL, MySQL, or NoSQL)
Experience with testing frameworks (e.g., Jasmine, Karma, Cypress for Angular
Google Test/Catch2 for C++/C#)

Job Responsibility

Primarily focus on developing rich, responsive front-end interfaces using Angular and its ecosystem (e.g., RxJS, NgRx)
Create robust, scalable back-end solutions using C++ and C#. This includes implementing complex business logic, handling intensive data processing, and optimizing for low latency/high throughput, with a strong focus on memory management, multithreading, and concurrency
Implement best practices, including design patterns (MVC, MVVM, Flux), and leverage REST, Microservices, and containerization tools (Docker, Kubernetes). You will also write clean, modular, and testable code, conducting comprehensive unit, integration, and end-to-end testing
Design and manage database schemas (SQL/NoSQL) and develop efficient communication protocols/APIs (e.g., RESTful, gRPC) for seamless interaction between the Angular front-end and C++ back-end

What we offer

AWS + Bonus

Fulltime

!

Software Engineer

This is a once in a life time opportunity to join what is soon to be a unicorn p...

Location

United States , San Francisco

Salary:

200000.00 - 300000.00 USD / Year

80Twenty

Expiration Date

Until further notice

Requirements

5+ years building production web software with clear business impact
Full-stack fluency: Strong back-end and infra skills with enough front-end to extend Framer and build/track landing pages
Instrumentation end-to-end: Event design, tag management, server-side forwarding, experiment wiring
SEO fundamentals: Core Web Vitals, crawlability/indexing basics, structured data/sitemaps
Strong skills in SQL and Python
Strong Product sense
Working familiarity with GTM, ad pixels, and Google Analytics

Job Responsibility

Design, build, and ship features across full stack to improve conversion, engagement, and retention
Maintain and improve server-side event forwarding, and a clean event schema across marketing site and app
Identity & attribution enablement
Work with design to build and iterate high-performance landing pages and lightweight micro-tools that capture intent and convert
Partner with product, design, and data to identify high-impact opportunities and rapidly test hypotheses through experiments and A/B testing

What we offer

top of the market salary range
very strong equity package

Fulltime

Full Stack Engineer

Our client, an ambitious Silicon Valley-based startup in the generative AI space...

Location

United States , Sunnyvale

Salary:

180000.00 - 200000.00 USD / Year

80Twenty

Expiration Date

Until further notice

Requirements

Bachelor’s degree in a STEM field from a reputable institution (or equivalent experience)
Minimum of 10 years of relevant full-stack software development experience
Frontend expertise: JavaScript, TypeScript, and experience with modern frameworks such as Angular, React or Vue
Backend expertise: API design/implementation, ORM concepts and frameworks, database schema design, experience with databases such as MongoDB, PostgreSQL, MySQL, DynamoDB
Deep experience in building highly-available, scalable and performant applications
Proficiency with cloud platforms (e.g., AWS, GCP) and experience with microservices architecture and containerisation
Participation in or contributions to open-source projects—ideally in the AI/ML domain
Prior startup experience is preferred
Willingness and ability to work onsite ~4-5 days a week at the company’s Sunnyvale, CA office

Job Responsibility

Design robust APIs, architect and implement cloud-based microservices to fulfil those APIs
Build user interfaces on top of those APIs and integrate the APIs into the UI of other products
Rapidly prototype ideas to meet user needs and technical feasibility, then productionise them with well-architected, testable code
Practice test-driven development: build and maintain test suites and frameworks to uphold high code quality
Document and maintain software functionality, troubleshoot, debug and upgrade existing systems
Integrate software components into a cohesive, fully-functional system and ensure the software evolves with new features and scale requirements

What we offer

equity

Fulltime

Full-stack developer - ai customer support

AMD is seeking an AI Enablement Engineer to help accelerate our internal adoptio...

Location

Serbia , Belgrade; Nis

Salary:

Not provided

AMD

Expiration Date

Until further notice

Requirements

Strong full-stack development experience, including both front-end (React, Angular, or similar) and back-end (Python, Node.js, or C#)
Experience supporting or training internal users in technical environments
Demonstrated ability to analyze, diagnose, and resolve complex issues efficiently
Familiarity with AI developer tools, APIs, and workflow integrations
Proficiency in JIRA or similar project management systems, with a commitment to timely, clear communication
Solid grounding in object-oriented design, algorithms, data structures, and multithreaded programming
Strong problem-solving and collaboration skills, with a customer-first mindset
Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related technical discipline

Job Responsibility

Develop and maintain front-end and back-end systems that expand AMD’s internal use of AI tools and platforms
Provide responsive and knowledgeable support to internal users—helping engineers learn, troubleshoot, and maximize value from AI tools like GitHub Copilot, Claude Code, Cline, and Codex
Manage and triage JIRA tickets in a timely manner, ensuring issues are well-documented, tracked, and resolved
Partner with development teams to integrate AI-assisted workflows into AMD’s software engineering processes
Enhance internal databases, automation systems, and AI infrastructure to improve efficiency and scalability
Communicate clearly across teams, translating technical details into actionable guidance for users and leadership

Sr. Full-Stack Engineer, Product

We’re looking for an experienced product-focused full-stack engineer to join our...

Location

United States

Salary:

175000.00 - 215000.00 USD / Year

Zora

Expiration Date

Until further notice

Requirements

4+ years of experience as a software engineer working on user-facing or product-centric systems
Strong experience building both front-end applications at scale (React, React Native, Next.js, TypeScript) and back-end systems & APIs (Node/TypeScript, GraphQL, or similar)
Ability to move fluidly across the stack: Front-end (React/React Native), Back-end (TypeScript/Node, GraphQL, Python), Smart contracts or on-chain logic (Solidity) — or a willingness to learn
A strong product sense and a user-first mindset
Comfort owning features from ideation through implementation and production support
Familiarity with or desire to learn crypto/web3 concepts
Desire to stay current with modern software best practices across full-stack development
MUST be located in a US Time Zone

Job Responsibility

Build and continuously improve trading-related features across web, mobile, backend services, and on-chain components
Design, build, and maintain APIs, services, and user interfaces that support high-scale trading and creation experiences
Own projects end-to-end—from system design to implementation, testing, rollout, and post-launch iteration
Work closely with PMs and Designers to shape product direction and ensure user needs are kept at the center
Participate in code reviews, RFCs, technical design discussions, and architecture planning
Collaborate with engineers across the stack, contributing wherever the product needs you most
Participate in on-call rotation and help maintain reliability of core trading surfaces
Communicate clearly with cross-functional stakeholders on status, risks, and milestones

What we offer

Remote-First Culture: Work from anywhere in the world!
Competitive Compensation: Including salary, pre-IPO stock options, token compensation, and additional financial incentives
Comprehensive Benefits: Robust healthcare options, including fully covered medical, dental, and vision for employees
Retirement Contributions: Up to 4% employer match on your 401(k) contributions
Health & Wellness: Free memberships to One Medical, Teladoc, and Health Advocate
Unlimited Time Off: Flexible vacation policies, company holidays, and recharge weeks to prioritize wellness
Home Office Reimbursement: To cover home office items, monthly home internet, and monthly cell phone (if applicable)
Ease of Life Reimbursement: To cover everything from an Uber home in the rain, childcare, or meal delivery
Career Development: Access to mentorship, training, and opportunities to grow your career
Inclusive Environment: A culture dedicated to diversity, equity, inclusion, and belonging

Fulltime

Full-Stack Software Engineer

Midnight Mansion

Location:
United States , Needham

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
December 10, 2025

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