Sincere Corporation

Senior Full Stack Engineer Location: Framingham, Boston MA US Description Sincere is looking for a Senior Full Stack Engineer to help us make our products meaningfully better. This is a high-ownership individual contributor role for a seasoned engineer who can take a broad product area, understand the customer and business needs, and ship high-quality improvements. You will: - Build full-stack features across Ruby on Rails and Next.js - Own product initiatives end-to-end, from identifying opportunities and shaping solutions through implementation, launch, and iteration. - Partner with product/project managers and designers to identify customer pain points, uncover product opportunities, and deliver meaningful improvements. - Use tools like Claude Code and Codex as a core part of your workflow to explore, develop, test, and ship - Make practical technical decisions that balance speed, quality, maintainability, performance, and customer impact - Build polished, reliable, easy-to-use experiences with strong attention to UX - Use tools like Datadog and Mixpanel to monitor production behavior, investigate issues, and inform product decisions - Champion new ideas and continuously look for ways to improve our products, engineering practices, and customer experience. You are: - A seasoned full-stack engineer with 7+ years of professional software development experience - Comfortable working across our stack, including Ruby on Rails, TypeScript, React, Next.js, MySQL/Postgres, Redis, MongoDB, Sidekiq, OpenSearch, AWS, and Docker - Fluent with AI-assisted development tools such as Claude Code or Codex - Proven at building and maintaining large-scale customer-facing web applications - Product-minded, with strong instincts for customer needs, UX quality, business value, and technical tradeoffs - A self-starter who brings structure to loosely defined problems and drives them through execution - A strong partner to DevOps, with enough understanding of system architecture, cloud infrastructure (AWS), deployment, containerization, and infrastructure-as-code (Terraform) to collaborate effectively - Skilled at working in mature codebases, understanding existing architecture, and improving systems pragmatically - Detail-oriented, with high standards for both the code and the customer experience - Entrepreneurial, curious, and biased toward building, experimenting, and shipping - Collaborative and low-ego, with strong communication skills and pride in your craft Benefits Do you want to work at a growing company that invests in its team more than the average employer? Sincere is a family of brands with heart. The Company is home to Punchbowl®, Lovebird®, Timehop®, and Memento®, and builds technology that brings you closer and helps show you care to the people who matter the most. With Sincere Foundation, we support organizations that address basic needs, and envision a future where everyone has the opportunity to celebrate, recognize milestones, and honor memories. We provide a fun, casual, and innovative environment where hard work is recognized and rewarded. What We Offer: - 100% Health, Dental & Vision coverage - 401K Plan with Profit Share - Annual bonus potential - Health & Wellness stipends - Paid time off plus 12 paid holidays & Summer Fridays - Paid parental leave - Childcare benefits (dependent care FSA) - Flexible, hybrid work environment - In-person, all-expenses-paid Team Summits (2X a year) PLEASE NOTE: Our team is primarily based in Greater Boston. We will consider applicants who reside anywhere within a 2 hour drive of the city. While this role is remote, we have occasional in-person meetings at the office (every 4-6 weeks typically). The base salary range for this role is $110,000 - $130,000. Actual salary may vary based on skills and experience.

Senior Manager, Design & Illustration Hybrid Marketing Full time Framingham, Massachusetts, United States Description Sincere is looking for a Sr. Manager, Design & Illustration to join our growing team. This is a hands-on creative leadership role for a highly skilled illustrator who is passionate about creating beautiful stationery at scale and shaping the visual identity of our four distinct consumer brands. In this role, you’ll work with the Chief Brand Officer to define and elevate the creative and design standards for our family of brands — Punchbowl, Lovebird, Timehop, and Memento. You will set the artistic vision for our invitation and card collections, contribute your own original designs, and lead creative direction across all brand marketing channels. You’ll partner closely with content and marketing leads to bring ideas to life, and you’ll leverage tools to drive speed, scale, and creative innovation. We are looking for a wildly creative leader with exceptional illustration and hand-lettering skills, a strong point of view, impeccable attention to detail, and the ability to both create standout work and guide others to do the same. In this role, you will: - Own and evolve the design direction across stationery & brand marketing for Sincere - Create original invitation and card designs - Partner with licensing teams to bring external IP collections (e.g. Disney, Bluey) to life - Oversee reviews for digital stationery, ad creative, on-site graphics, and emails - Define and maintain our visual brand identity across all channels and campaigns - Establish and uphold standards for creative quality and storytelling - Leverage data to inform and refine design decisions - Identify and pilot new AI tools to enhance our speed, scale, and originality You have: - BFA, design-related degree, or 5-7 years relevant work experience as an illustrator - Fluency in Adobe Procreate, Photoshop, and Illustrator - A strong portfolio of illustration work and experience with hand lettering - Proven ability to lead creative direction, review & feedback - Impeccable attention to detail, with a passion for delivering creative excellence - Exceptional communication and organization skills - A collaborative mindset with clear, confident opinions - Curiosity and interest in new tools, especially AI, to work smarter and move faster Benefits Do you want to work at a growing company that invests in its team more than the average employer? Sincere is a family of brands with heart. The Company is home to Punchbowl®, Lovebird®, Timehop®, and Memento®, and builds technology that brings you closer and helps show you care to the people who matter the most. With Sincere Foundation, we support organizations that address basic needs, and envision a future where everyone has the opportunity to celebrate, recognize milestones, and honor memories. We provide a fun, casual, and innovative environment where hard work is recognized and rewarded. What We Offer: - 100% Health, Dental & Vision coverage - 401K Plan with Profit Share - Annual bonus potential - Health & Wellness stipends - Paid time off plus 12 paid holidays & Summer Fridays - Paid parental leave - Childcare benefits (dependent care FSA) - Flexible, hybrid work environment - In-person, all-expenses-paid Team Summits (2X a year) The base salary range for this role is $85,000 – $110,000. Actual salary may vary based on skills and experience.